Installation Instructions
Contents
1. 22 25 2001 Edelbrock Corporation Page 1 of 25 Rev 11 01 Brochure No 63 0040 PERFORMER RPM SERIES NITROUS SYSTEM Table of Contents Caution Before You Install Your Edelbrock Nitrous System Please read this Installation manual fully before installing this system You will need to have available the following tools Hand Tools Socket set including ratchets and extensions Screwdrivers Pliers Bench vise Wire crimping pliers wire strippers Floor jack e Razor blade or other sharp flat edged cutting instrument Vehicle jack stands Safety glasses Timing light Power Tools Power drill Drill bits You should understand the following skills Power tool safety procedures Undercar safety procedures Proper measuring techniques Proper electrical assembly techniques Basic engine operation and tuning techniques which include Fuel pressure measurement techniques Timing adjustment techniques Anytime you have questions or concerns with your Edelbrock Nitrous System please call our technical support hotline at 1 800 416 8628 before you start your engine 2001 Edelbrock Corporation Brochure No 63 0040 Page 2 of 25 Rev 11 01 WHAT IS NITROUS OXIDE Nitrous Oxide is a cryogenic gas composed of nitrogen and oxygen molecules It is stored as a gas over a liquid which means that both liquid and gaseous nitrous oxide is de2. for purchasing an Edelbrock Nitrous Oxide Injection System Nitrous Oxide injection is one of the most exciting performance enhancements for the dollar invested on the market today With the use of nitrous oxide come some important safety considerations This manual has been written to help you during the installation and use of your Edelbrock Nitrous System Please read it completely before you install and use your system Please pay close attention to the safety information at the beginning of each section The information contained there specifically pertains to each of the components and installation methodologies within the section Please take the time to read and understand the following By installing your Edelbrock Nitrous System you indicate you have read this document and you agree with the terms stated below It is the responsibility of the purchaser to follow all installation instruction guidelines and safety procedures supplied with the Edelbrock Nitrous Systems It is also the responsibility of the purchaser to determine the compatibility of the product with the vehicle or the device on which the purchaser intends to install it Edelbrock Corporation assumes no responsibility for damages occurring from misuse abuse improper installation improper operation lack of responsible care or all previously stated reasons resulting from incompatibility with other manufacturer s products and or systems Ede
3. AD 8 2 3 Nitrous Bottle RIA en 9 2 4 Nitrous Feed Line Mounting 10 2 57 Solenoid Mounting 2x Son AMEN Dew d oe ee OA 10 2 6 Nitrous Solenoid Mounting and 1 11 2 7 Fuel Solenoid Mounting and 1 5 12 2 8 Nitrous Fuel Solenoid Disassembly and 12 2 9 Nitrous Injection Plate 13 2 10 Solenoid Plate Plumbing 1 13 2 11 Electrical System Installation 14 2 12 Relay and Fuse Holder llle 16 2 13 Arming bd el eee he eom e Kec ORA e EC E 17 2 14 Microswitch Installation and 17 18 2 15 Final Electrical Installation Recommendations 18 3 0 Before You Run Your Vehicle With Nitrous 18 4 0 Baseline Tuning 1 lt 19 5 0 Ignition Timing and Nitrous 20 21 6 0 Trouble Shooting and Routine
4. can be easily accessed Leave wires loose for electrical system installation Attach nitrous feed line to solenoid Blue fitting 4AN X 1 4 NPT Air filter housing Throttle linkage passageways Valve covers and valve cover fasteners EGR passageways 2001 Edelbrock Corporation Page 11 of 25 Rev 11 01 Brochure No 63 0040 2 7 Fuel Solenoid Mounting and Installation D Hold the fuel solenoid securely like in a bench vise being careful not to harm the solenoid or block the inlet or outlet of the solenoid Install 6AN X 1 4 NPT Red straight fitting fuel inlet fitting using liquid Teflon in the inlet port of the fuel solenoid Install 4AN X 1 8 NPT Red straight fitting using liquid Teflon in the outlet port of the fuel solenoid Remove fuel solenoid assembly from vise Attach the universal solenoid mounting bracket to the bottom of the fuel solenoid using 2 of the solenoid mounting screws Verify the desired mounting location of the fuel solenoid Install the fuel solenoid If the solenoid mounting location is difficult to access leave the solenoid loose so the solenoid inlet and outlet port can be easily accessed Find a 1 4 NPT port or create your own on the fuel rail and install the supplied fitting into the port Connect the red steel braided line from the 1 4 NPT fitting to the inlet fitting on the fuel solenoid If using the 150hp jetting it is recommended to get your fuel solenoid fuel supply from th
5. disconnect them Disconnect the throttle linkage from the throttle body Remove the throttle body Remove the stock throttle body studs and clean the mounting surface Install the extended throttle body studs supplied with the nitrous system Install the injector plate and gaskets supplied on to the intake manifold Install the throttle body Re connect linkage and all external vacuum lines Note Every precaution has been taken to ensure the cleanliness of our components during the assembly of your Edelbrock Nitrous System However because of the importance of the jets and their calibration extra care should be taken before you install your jets Wash them thoroughly with carburetor cleaner or another non oil based cleaner before installing them into the plate 2 10 Solenoid Plate Plumbing Installation Choose the final mounting location for your solenoids and mount them solidly 2 Install the desired nitrous and fuel jets in the jet fittings of the plate Remember the red fitting is for fuel and the blue fitting is for nitrous Mixing the jets up when installing can result in serious engine damage 3 Using the braided steel line with the red ends install the line on the red jet fitting on the plate and run the other end to the fuel solenoid Make sure that you do not use any thread sealant on these types of fittings Tighten both ends of the line 4 Using the braided steel line with the blue ends install the line of the
6. its original shape it must be replaced 9 Clean the solenoid body Do not use oil based solvent to clean any part of the solenoid Remove all foreign matter and dirt Make sure solenoid body is clean dry and free of oils before assembly 10 Replace the O Ring plunger and piston spring 11 Re assemble the solenoid by reversing the disassembly procedure 2001 Edelbrock Corporation Page 12 of 25 Rev 11 01 Brochure No 63 0040 2 9 Nitrous Injection Plate Installation The Edelbrock Nitrous System injection plate is a precision designed CNC machined component It has been designed to safely introduce a precise metered nitrous and fuel signal to promote proper mixing and distribution into the intake manifold The jet map on page 5 will give you the proper jets to use for each of the power levels available for this plate The jet fittings are color coded for use with nitrous blue and fuel red The red fitting faces the front of drivers side of the engine and the blue fitting faces the passenger side of the engine Look at the brass tubes a properly oriented plate will have the nitrous tube above the fuel tube ensuring the angled orifices machined into the tube face oriented to the floor of the intake manifold Use the following procedure to install the injector plate 1 9 Remove the throttle body air cleaner Mark all of the vacuum lines and external connections attached to the throttle body and
7. on the wire harness The fuse is covered by the fuse mount housing The relay for the Performer system is 30 amps and the fuse is 15 amps 2001 Edelbrock Corporation Brochure No 63 0040 Page 16 of 25 Rev 11 01 2 13 Arming Switch The arming switch is a red lighted switch that is a MASTER arming switch for your nitrous system Without it your nitrous system would be on all of the time and capable of engaging anytime you go to wide open throttle conditions with your vehicle The switch when in the armed position is well lit Therefore it should be placed in an obvious position well within the line of sight and easy reach of the driver 2 14 1 Arming Switch Installation Locate the final position of your arming switch Drill a 450 approx 29 64 hole for the switch location Insert the switch from behind the mounting hole and secure with the switch nut Do not wire until all other mechanical components are in place Please see the electrical System installation instructions for further information gt Note There is collar included with the switch for applications that require special spacing during installation 2 14 Microswitch Installation and Wiring The function of your microswitch is to enable your nitrous system It should be installed so that the switch is forced closed by coming in contact with the throttle linkage only at the wide open throttle position The nitrous system must only fu
8. you hear light hissing noise d Allow the entire nitrous pressure to vent from the line Perform your work on the system f Tighten the nitrous line to the bottle g Slowly open the nitrous bottle valve listening for leaks h Perform leak checks on all effected fittings and the bottle fitting 2001 Edelbrock Corporation Page 3 of 25 Rev 11 01 Brochure No 63 0040 1 0 Introduction to your Edelbrock Performer RPM Nitrous System about this manual Within the pages of this manual is information safety tips and operation instructions for your new Edelbrock Nitrous System Watch for these symbols to know where to go for information 2001 Edelbrock Corporation Brochure No 63 0040 Page 4 of 25 V There is safety related information here L EN call Edelbrock Technical support hotline for more information Shows where technical information about your vehicle or specific skills that may help during installation 1 1 General Information The Edelbrock Performer RPM Nitrous System Part number 70070 is intended for use on domestic V 8 engines using the Pro Flo manifold throttle body and injection Horsepower and torque increases can vary with engine displacement equipment upgrades and modifications Approximate power increase estimates can be made based on the mass flow of nitrous oxide into the engine These types of systems utilize an adjustable plate that sandwiches in between the throttle body and th
9. N x 1 8 NPT Blue 6AN x 1 4 NPT Fuel Fitting Red 4AN x 1 8 NPT Nitrous Fitting Blue 4AN x 1 8 NPT Fuel Fitting Red Jets 2 Nitrous Jets 2 Fuel Jets Bottle and Bottle Hardware 10lb Nitrous Bottle Nitrous Bottle Bracket Set 1 Tall 1 Short 660 Bottle Nut and Teflon Washer 14 Nitrous Feed Line Bottle to Solenoid Electrical System Components Electrical Component Package see page 16 for BOM Technical Information Performer System Information Packet Page 6 of 25 Rev 11 01 2 0 Performer RPM System Installations 2 1 Bottle Nitrous Bottle Mounting The nitrous oxide storage cylinder is typically called a nitrous bottle It is an aluminum cylinder designed and manufactured to withstand very high pressures The valve on top of the bottle is a high flow design that allows easy opening and closing which controls the nitrous flow to the engine compartment Accurate calibration of your nitrous system depends on the bottle remaining at a stable temperature In vehicles such as Corvettes where the bottle must be mounted in an area subject to direct sunlight it is suggested that the bottle be shielded with a bottle blanket If the bottle is mounted inside the passenger compartment or in a space that has access to the passenger compartment such as hatchbacks or vehicles that feature fold down rear seats the pressure relief device PRD valve must be vented externally from the cockpit This procedure will p
10. activated 1 Inadequate nitrous supply a Weigh bottle i Bottle should be 10 Ibs above empty bottle weight listed on bottle label when full b Check bottle temperature i Maintain 80 to 85 degrees of bottle surface temperature Check bottle valve i Open valve fully d Check bottle orientation i Mount bottle properly 2001 Edelbrock Corporation Page 25 of 25 Brochure No 63 0040 Rev 11 01
11. blue jet fitting on the plate and run the other end to the nitrous solenoid Make sure that you do not use any thread sealant on these types of fittings Tighten both ends of the line 2001 Edelbrock Corporation Brochure No 63 0040 Page 13 of 25 Rev 11 01 211 Electrical System Installation Item Quantity Description Activation microswitch Activation microswitch bracket not shown Activation microswitch mounting nut Activation microswitch mounting screw 30 amp relay Wire harness with integral relay fuse holder Red lighted toggle switch 18 22g female spade connector Nylon insulated 14 16g female spade connector Nylon insulated 14 16g male spade connector Nylon insulated 16 18 splice connector 14 16g 3 8 ring terminal Nylon insulated 18 22g ring terminal 10 Stud Nylon insulated 18 229 ring terminal 8 Stud Nylon insulated 187 18 22g female spade connector Nylon insulated 1 ea 15 amp ATO blade fuse Nomenclature Descriptions ATO the fuse configuration is ATO When replacing this fuse ask for an ATO fuse a Amperage Important The wiring hardware and instructions included with this kit are intended for 12 volt electrical systems only Before attempting to wire your Edelbrock Performer nitrous oxide system examine and follow the wiring diagram on the following page Please call the Edelbrock Technical department with any questions concerning electrical wiring When working with elec
12. cation The microswitch bracket supplied is drilled to permit many different switch mounting positions This flexibility allows for the microswitch to be positioned in such a manner to engage the throttle body linkage without interfering with its normal and safe operation The bracket may be manipulated bent twisted and or cut to best suit your combination Mount the microswitch on the throttle body so the actuation arm is triggered by the throttle linkage making sure that all wiring and the bracket do not interfere with the smooth and safe operation of the throttle body Be sure the actuation arm clicks at the point where the throttle is wide open Final Electrical Installation Recommendations At this time it is advised that you double check the following areas 1 Double Check all wires so that they do not come in contact with any heat sources like exhaust manifolds and EGR crossovers etc 2 Double Check the wires that lead from the microswitch to ensure that they do not interfere with the operation of the throttle body linkage You are now ready to hook up your battery and prepare your vehicle to run 3 0 Before You Run Your Vehicle Using Your Edelbrock Nitrous System You have just completed the installation of your Edelbrock Nitrous System It is time to perform some basic system checks to ensure all of the work you have done is correct and ready to operate properly The following procedure is designed to validate the operatio
13. e throttle body mounting pad on the intake manifold The adjustability comes from the ability of the plate to accept different orifice sized jets The plate has jet fittings at opposite ends of the plate that control the amount of nitrous oxide and fuel flow into the engine This system has been designed with some flexibility as to where certain components can be located within the engine compartment The electrical components have properly sized and ample lengths of wire for some flexibility on where voltage signals are intercepted on the electrical system The solenoid and microswitch brackets have a universal shape to allow for adjustability in placement and location of these components The solenoids have ample feed line lengths for many different manifold air cleaner throttle body configurations and the microswitch bracket will allow for several different positions This system includes the bottle shipped empty bottle feed line and universal footprint steel bottle brackets The mounting brackets also include rubber insulators to protect the surface of your nitrous bottle while mounted in the brackets When installing your nitrous bottle pay close attention to the installation instructions for the location of your bottle Make sure that the installation of your bottle does not interfere with any systems that may lie under the location where you plan to drill holes for mounting the brackets Call your local automotive store motorcycle shop or
14. e are no fuel lines fuel tank s brake lines emissions equipment or structural members in the way of potential mounting bolt locations Note It may be necessary to remove the fuel tank depending on the location where you install the bottle Install the rubber insulators within the bottle brackets Slip bottle into the mounting brackets Using the mounting bracket bolt holes as templates mark an area for each of the brackets with chalk metal marking pen scribe or marking pen to locate the bolt placements for drilling Drill two 2 3 8 mounting holes for each bracket If heater blanket is used brackets must be installed 8 1 2 inches apart from each other Install the bottle mounting brackets using Grade 8 bolts nuts and flat washers not included with kit Use fender washer underneath the vehicle for sheet metal mounting Tighten the mounting bolts using a thread locking compound not included with kit Mock up Safety Blowdown tube on bottle to find where tube will go through floor Mark floor where tube appears it will go Using a 1 2 drill bit drill through floor on mark Install Safety tube on bottle and cut off excess tube so that only 1 to 2 inches are protruding below floor Shown here is a bottle with a bottle bracket properly installed with the rubber insulator The distance between the bottle brackets is somewhat adjustable Remember mount the short bottle bracket at least 1 from the bottom of the bottle and ne
15. e fuel line before it enters the rail Just remember to check to be sure the fuel solenoid is recieving the proper fuel pressure Leave the wires loose for the electrical system installation 28 Nitrous Fuel Solenoid Disassembly and Inspection Close the valve on the nitrous bottle 2 Empty the main nitrous supply line 3 Remove the solenoid from the engine and securely clamp it to a vise taking great care not to damage the solenoid 4 Remove the solenoid cover retaining nut from the top of the solenoid 5 Remove the coil and housing from the solenoid base 6 Unscrew the stem from the solenoid base Do this by using a solenoid stem removal tool or by double nutting the stem and unscrewing the stem from the housing body Do not use pliers on the solenoid stem damage to the stem will result 7 Remove the stem spring and plunger from the solenoid base paying close attention to the way they are assembled 8 Examine the plunger seal for swelling cuts and abrasions The seal surface should be flat except for a small circular indentation in the center of the seal Note A seal that has been contaminated or over pressurized will bulge from exposure to chemicals other than fuel or nitrous oxide It can appear to extend down from the plunger and be dome shaped A contaminated seal may return to its original shape if left out in fresh air for approximately 48 hours It may then be returned to service If it does not return to
16. e the jetting maps within the manual are correct was done in this pressure range Use any higher pressure than 950 psi and you will be nitrous rich Use any pressure below 900 psi and you will be nitrous lean Fuel Pressure Always ensure that you have between 45 and 50 psi of fuel pressure every time you enable your nitrous system We used 48 5 to 50 psi of fuel pressure to perform our jetting map testing on this system If you do not have at least 45 psi of fuel pressure going to the fuel solenoid when it is activated you will be nitrous rich If you were to have more than 50 psi of fuel pressure going to the fuel solenoid you will be nitrous lean The jet map provided for your Performer RPM nitrous system is purposefully rich or biased to the fuel side of the nitrous to fuel ratio There are many different ways to jet to a specific power level However for the continued safe operation of your nitrous system we suggest you do not move too far away from the jet map listed within this manual Catastrophic engine failure could result Your Performer RPM nitrous system comes with matched sets of nitrous and fuel jets These are conservative jetting combinations based upon 900 to 950 psi nitrous oxide bottle pressure and 45 to 50 psi flowing fuel pressure Operating with these pressure levels should yield safe and reliable power increases How to Read Spark Plugs From a Nitrous Oxide Injected Engine Spark plugs are a window int
17. ery conservative in your timing approach and tune towards an optimum timing setting Example Ignition timing without Nitrous Oxide 38 degrees total 100 HP increase from Nitrous Oxide 4 degrees retard Initial safety margin 2 degrees retard Initial timing with Nitrous Oxide 32 degrees total The following test plan for determining ignition timing will give you a guide to determine the best timing profile for your vehicle hopefully avoiding engine damage during the tuning phase Install the nitrous jetting for a selected horsepower increase Use the 100 horsepower setting to learn the finer points of working with nitrous oxide This will keep your margin for error as large as possible Estimate the reduced ignition timing that you think will produce best power based upon the 2 degree retard per 50 horsepower increase rule 1 Set ignition timing 2 3 degrees retarded from your best power estimate setting This is your cushion for error 2 Stabilize nitrous bottle pressure at 900 to 950 psi It is best to select a pressure and keep the pressure to 25 psi 3 Run your vehicle in a controlled manner like a 1 4 mile drag strip without the use of nitrous This is called on motor Note vehicle mph as a baseline to measure nitrous assisted increases Adjust your ignition timing to a nitrous timing setting 4 Run your vehicle in the same controlled manner like a 1 4 mile drag strip with the use of nitrous No
18. good idea to have a service manual that features your vehicle s ignition system It is also good practice to have a book that specializes on the specialized techniques required when working with vehicular ignition systems Anytime you have questions or concerns with your Edelbrock Nitrous System please call our technical support hotline at 1 800 416 8628 before you start your engine TESTING CHECKLIST Suggestions on how to perform accurate and repeatable tests with a nitrous vehicle 1 Always use the same test route 1 4 or 1 8 mile timed drag strip is a good way to ensure test durations never vary 2 Always test with your vehicle when up to normal operating temperatures and operating conditions 3 Ensure all vehicle systems and components are adjusted to proper settings tire pressures oil levels coolant levels etc 4 Always verify fuel pressures and nitrous pressures are the same every time you test the vehicle Different pressures will always yield different results 5 Use all of your senses to determine how your vehicle is operating Listen for detonation watch your gauges smell for strange odors etc 2001 Edelbrock Corporation Page 21 of 25 Rev 11 01 Brochure No 63 0040 6 0 Troubleshooting Your Edelbrock Nitrous System How to use our Troubleshooting Flowchart The troubleshooting of a nitrous system is basic and straightforward The symptom chart is divided by symptom cause and action required Dete
19. hut the nitrous bottle valve off immediately and dry the fitting before attempting any service to that particular fitting connection 4 If the engine idle does not come up and all of the fittings appear to be leak free you have successfully completed the installation of you Edelbrock Nitrous System 2001 Edelbrock Corporation Page 18 of 25 Rev 11 01 Brochure No 63 0040 4 0 Baseline Tuning Suggestions Utilizing nitrous oxide as a power adder is similar to a supercharger or a turbocharger in that it increases the amount of air an engine can get from atmospheric conditions There are some significant differences though 1 2 The air in nitrous oxide is very oxygen rich This oxygen is of a much higher density so the opportunity to extract very high quotients of power is very high Nitrous oxide injection does not have a parasitic load factor associated with its use like a turbocharger or supercharger does Meaning it does not cost as much horsepower as a crank driven supercharger or an exhaust driven turbocharger The most important thing to remember when looking at baseline tuning issues associated with nitrous oxide is that nitrous rich condition is bad Two parameters that will keep you from catastrophically affecting your engine are Nitrous Bottle Pressure Always keep your bottle pressure between 900 and 950 psi Yes there are racers that use different pressures but the testing we did here at Edelbrock to ensur
20. ion i Install a performance spark plug ii Reduce spark plug heat range 4 Too little fuel flow a Check pressure and flow i Correct fuel flow to proper specification 5 Too much nitrous flow a Verify the size of the nitrous jet i Install the proper nitrous jet b Check bottle temperature and pressure i Ensure before every nitrous usage that you only use nitrous when the temperature and pressure of your bottle are correct Symptom 6 Engine detonates heavily when system is activated Inadequate fuel delivery due to 1 Plugged fuel filter a Inspect fuel filter i Clean or replace filter 2 Crimped fuel line a Inspect fuel line i Replace crimped line 3 Weak or inadequate fuel pump a Install fuel pressure gauge Run engine under load at wide open throttle with system activated i Repair or replace fuel pump ii Install nitrous dedicated fuel supply Symptom 7 High RPM misfire when system is activated 1 Excessive spark plug a Inspect spark plugs i Set plug gap at 0 030 0 035 inch ii Contact the manufacturer of your plugs for more information 2 Weak ignition ignition component failure a Inspect ignition components i Replace worn components ii Upgrade ignition system to high performance high load capable ignition components 2001 Edelbrock Corporation Brochure No 63 0040 Page 24 of 25 Rev 11 01 Symptom 8 Vehicle surges under acceleration when system is
21. itrous oxygen is more dense than atmospheric oxygen and results in an accelerated burn rate of your fuel In anticipation of the quicker burn time you must retard the timing of the ignition system when using nitrous oxide The more power we try to make the more timing in degrees we must remove from the timing profile This is not only in total advance but the time in which we bring timing in the advance curve This is why all nitrous users are so concerned with evidence of detonation The accelerated burn rate of the air fuel charge can cause severe detonation without a nitrous ignition strategy A timing profile that is accelerated and a total timing number retarded will keep you from experiencing catastrophic engine damage The general rule of nitrous use ignition timing should be to retard the Total advance number approximately 2 degrees for every 50 HP increase when using nitrous oxide It is always best to start with your engines best total timing without nitrous and reduce total timing from there Use an initial timing retard setting that is at least 2 4 degrees more retarded than you expect to be the best setting for your application All stated timing adjustments listed in jet maps is where the motor being tested worked best When using aftermarket ignition components and or systems it would be advisable to contact the manufacturer for information on using their components with a nitrous system It is always better to be v
22. lbrock Corporation neither recommends nor condones the use of products manufactured or sold by Edelbrock Corporation for use on vehicles which may be driven on public roads or highways and assumes no responsibility for damages incurred by such use Edelbrock Corporation assumes no responsibility for damages incurred by the use of products manufactured or sold by Edelbrock Corporation on vehicles used for competition or racing Edelbrock General Warranty It is the constant endeavor of Edelbrock Corporation to give our customers the highest quality products obtainable Edelbrock warrants each new product except Performer Series Carburetors Race Division Parts Tubular Exhaust Systems RPM Series Mufflers Cat Back Systems and Performer IAS Shock Absorbers which are warranted separately to be free from defects in both workmanship and material for a period of one 1 year from the date of purchase provided that the product is properly installed subjected to normal use and service and that the product is not modified or changed in any way negligence by customer or installer or used for racing or competition purposes Our warranty service and repair facility is located at 2700 California Street Torrance California 90503 Customers who believe they have a defective product should either return it to the dealer from which it was purchased or ship it directly to Edelbrock along with proof of purchase and a complete description of the problem The produc
23. livered into your engine It is 36 oxygen by weight which is what produces the added horsepower By injecting more oxygen and a corresponding fuel signal we create the additional power much like a supercharger or a turbocharger does Nitrous Oxide is considered an oxidizer and not a fuel Nitrous oxide is non flammable by itself Because nitrous oxide is a cryogenic the same safety methods in handling dry ice apply to nitrous Direct contact with the skin will cause a burn similar to contact with dry ice The exception in using nitrous oxide comes from increased breathing hazards associated with the gaseous properties of nitrous oxide Nitrous Oxide is offered for sale in two common grades which are U S P and Nytrous Plus U S P nitrous oxide is medical grade nitrous oxide Its common use is dental and veterinary anesthesia as well as use as a propellant in food such as canned whip cream U S P is not available to the public and would provide no advantage in the making of horsepower over the automotive grade nitrous oxide Nytrous Plus was specifically designed for automotive consumption and differs from U S P in that it contains trace amounts of sulfur dioxide 100 parts per million or PPM added to prevent substance abuse The Sulfur Dioxide is an irritant to all of your breathing passageways and will cause sore throats and sore nasal passages Nytrous Plus was specifically created for automotive applications and is available for
24. me Cast Pistons With all nitrous oxide applications forged pistons are highly recommended Because of heightened potential for detonation cast pistons are more prone to failure and cannot handle horsepower increases over 125hp Never initiate your nitrous system before you are at full load wide open throttle conditions Cast pistons will not be able to survive this kind of stress Engine System Upgrades With all performance modifications complementary system upgrades will always serve to elevate the consistency and longevity of an engine especially when using nitrous oxide as a power Modifications such as ignition upgrades free flowing exhaust camshafts cylinder heads manifolds can all add to the performance of a nitrous oxide injected engine 2001 Edelbrock Corporation Brochure No 63 0040 Page 5 of 25 Rev 11 01 1 4 Performer RPM Kit Bill of Materials 1 ea 2 ea 4 ea 1 ea 1 ea 2 ea 1 ea 1 ea 1 ea 1 ea 1 ea 1 ea 4 ea 1 ea 1 ea 2001 Edelbrock Corporation Brochure No 63 0040 Description Plates and Plate Hardware Performer RPM Pro Flo Plate 70070 System Pro Flo Gaskets Carb Studs Solenoids and Solenoid Hardware Performer RPM Nitrous Solenoid Black Performer RPM Fuel Solenoid Red Solenoid Brackets with Screws 4 ea 12 Nitrous Feed Line Blue Solenoid to Plate 8 Fuel Feed Line Red Solenoid to Plate Fittings N20 Filter Fitting 4A
25. n of your nitrous system before operating your vehicle Note Before performing steps 1 through 4 make sure that the nitrous bottle is closed and main nitrous supply line is empty of any nitrous 31 Fuel System Check 1 Hook up all battery leads 2 Double check all wires and leads for signs of heat and proper connections 3 Start your vehicle 4 Check all fuel lines and fittings for leaks 5 Switch master arming switch to the on position switch should now glow red Make sure the nitrous bottle is closed and the main feed line are completely empty of ANY nitrous Raise the engine speed to above 2000 RPM Briefly depress the activation arm on the microswitch which will open the fuel and nitrous solenoids Listen for a loud click or hold the solenoids while you activate the microswitch The engine speed to decrease if the fuel solenoid and delivery system are performing properly not refer to the TroubleShooting Guide located in the back of this manual 3 2 Nitrous System Check 1 With the vehicle s engine running slowly open nitrous bottle valve Note There should be no change in engine idle speed If idle speed changes close nitrous bottle valve immediately and refer to the Troubleshooting Guide on pages 25 26 2 Inspect nitrous lines and fittings for leaks using a soapy water mixture and a small brush 3 If any of the fittings connections show bubbling around the attachment nut or on the threaded area of the fitting s
26. nction at fully loaded wide open throttle VImicROSWITCH SAFETY INFORMATION 1 Do not allow wiring from the microswitch to come in contact with heat sources on the intake manifold such as EGR risers or passageways 2 Do not run wires to the microswitch that can create interference with the operation of the throttle linkage 3 The microswitch must be located in such a way as to be clear of the normal operation of the throttle linkage 4 Do not directly expose the microswitch to liquids such as water or gasoline This is a picture of an un modified and ready to install microswitch assembly The microswitch bracket has several mounting positions available for clocking of the switch It also is of a universal length and can be attached to several positions on and around the throttle body linkage The bolts used to attach the microswitch have extra length to allow for spacing the microswitch away from the bracket to offer a level of adjustability of the microswitch location We recommend trimming the bolts for a clean installation when finished mounting 2001 Edelbrock Corporation Brochure No 63 0040 Page 17 of 25 Rev 11 01 2 14 2 15 Microswitch Installation and Wiring continuation Due to the wide variety of throttle linkage combinations in use it is impossible to supply a microswitch bracket custom tailored to each application The universal bracket supplied will need to be modified to fit your specific appli
27. nifold using a modified solenoid bracket The modifications performed to a solenoid bracket depend on many factors The considerations of solenoid placement are the same for both Nitrous and Fuel The modifications to the solenoid bracket pictured is just an example The modifications for all system brackets will be different per your application The line length between the Performer RPM fuel solenoid and the jet fitting on the injection plate is 8 inches The line length between the Performer RPM nitrous solenoid and the jet fitting on the injection plate is 12 inches Other factors or components that could potentially interfere with solenoid placement are Water neck thermostat housings Water fittings Distributor housing Vacuum advance canister Hold the nitroous solenoid securely like in a bench vise being careful not to harm the solenoid or block the inlet outlet of the solenoid Install nitrous filter fitting Blue fitting 4AN X 1 4 NPT using liquid Teflon in the inlet port of the nitrous solenoid Install 4AN X 1 8 NPT Blue straight fitting using liquid Teflon in the outlet port of the nitrous solenoid i Remove nitrous solenoid assembly from vise ii Attach solenoid mounting bracket to the bottom of nitrous solenoid iii Verify desired mounting location for nitrous solenoid Install nitrous solenoid If solenoid mounting location is difficult to access leave solenoid loose so the solenoid inlet and outlet port
28. nual pages 7 8 for more information 3 Plugged nitrous filter a Clean and or replace nitrous filter b See nitrous solenoid symptom 2 4 Low bottle pressure a Weigh bottle i Bottle should be 10 Ibs above empty bottle weight listed on bottle label when full b Check bottle temperature i Maintain 80 to 85 degrees of bottle surface temperature 2001 Edelbrock Corporation Brochure No 63 0040 Page 22 of 25 Rev 11 01 Symptom 4 1 No change in performance when system is activated System wired incorrectly a Compare wiring to schematic i Wire per instructions 2 Loose ground wires a Connect test light to battery positive terminal Check for continuity at grounds i Tighten repair loose grounds 3 No power to arming switch a With ignition on connect test light to battery negative terminal Check for power at pole 1 on arming switch i Repair wiring 4 Malfunctioning arming switch a With ignition on turn arming switch on Connect test light to battery negative terminal Check for power at red wire on arming switch i Replace arming switch 5 Malfunctioning microswitch a Turn arming toggle off Close throttle microswitch check for continuity between microswitch wiring terminals i Replace microswitch b Check bottle valve i Open valve fully Check bottle orientation i Mount bottle properly 6 Inadequate nitrous supply a Weigh bottle i Bottle sho
29. o the combustion chamber They will tell many things about the operation of the vehicle Here are some tips on looking at spark plugs to read what is happening with your engine 1 Correct timing mixture and spark heat range Ground strap retains like new appearance Edges are crisp with no signs of discoloration Porcelain retains clear white appearance with no peppering or spotting 2 Excessively rich mixture Porcelain may be fuel stained appearing brown or black In extreme cases ground strap electrode and porcelain may be damp with gasoline or smell of fuel 3 Detonation Edges of ground strap may be rounded Porcelain has the appearance of being sprinkled with pepper or may have aluminum speckles During heavy detonation the ground strap tip may burn off This phenomena can result from excessive ignition timing too high a heat range spark plug or inadequate fuel octane 4 Excessive lean mixture Edges of ground strap may become rounded Under moderate overheating the tip of the ground strap can discolor usually turning purple or the entire ground strap can become discolored 2001 Edelbrock Corporation Page 19 of 25 Rev 11 01 Brochure No 63 0040 5 0 2001 Edelbrock Corporation Brochure No 63 0040 Page 20075 Ignition Timing and Nitrous Because we are oxidizing the air fuel mix going into the engine when nitrous oxide is used we must pay close attention to the ignition timing profile Remember n
30. ollowing procedures to install the Performer RPM nitrous solenoid and fuel solenoid Note Hint Remember to use Teflon paste only pipe threads Do not use Teflon tape Placement of the solenoid is often limited by the lack of possible mounting locations in the engine compartment However if possible observe the following suggestions Solenoid Safety Information 1 Keep solenoids and lines away from exhaust components 2 Trial fit the solenoids with all lines attached to ensure a proper fit 3 Solenoids may be mounted sideways or upside down if necessary 2 5 1 Preparing To Mount Your Solenoids 1 Locate the universal solenoid brackets and solenoid mounting screws 2 These solenoid brackets can be modified to clear almost any potental interference around the carburetor plate mounting surface Please look at the pictures or potential solenoid mounting locations and adapt your brackets according to the needs of your particular application Pictured here is an unmodified Performer RPM solenoid bracket with a modified bracket with solenoid attached ready for installation on an intake manifold The modifications can be performed by clamping the solenoid bracket in a bench vise or by using wide jaw pliers 2001 Edelbrock Corporation Page 10 of 25 Rev 11 01 Brochure No 63 0040 2 6 Nitrous Solenoid Mounting and Installation oo Pictured here is the Performer RPM solenoid mounted on an Edelbrock intake ma
31. ottle cannot be mounted upside down Edelbrock does not offer a non siphon tube bottle for automotive use If the bottle must be mounted parallel to the axles of the vehicle sideways the label must be angled at approximately 45 degrees toward the front of the vehicle This orientation will position the siphon tube toward the rear and pointing to the lower rear facing quadrant of the bottle All of this positioning information is critical to system operation It is most important to draw as much liquid nitrous as possible The siphon tube cannot do this unless the bottle is positioned correctly The most efficient mounting is the lay down position with the valve handle toward the front of the vehicle This position allows the greatest amount of liquid to be used before the siphon tube begins to pick up gaseous nitrous oxide 2001 Edelbrock Corporation Brochure No 63 0040 Page 8 of 25 Rev 11 01 2 3 Nitrous Bottle Installation After you have determined the location and orientation of the nitrous bottle use the following procedure to install the bottle 2 3 1 oo 10 11 12 13 14 2 3 2 2 3 3 Street Car Installations Disconnect vehicle s battery Determine the location of the bottle within the confines of the rear of the vehicle Once a mounting location has been determined raise the vehicle following all safety practices involved in working on a vehicle from under the vehicle and verify that ther
32. our bottle to Edelbrock if service is required to the siphon tube inside the bottle or the bottle valve itself Never heat the outside of your nitrous bottle with an open flame like that of a torch Do not strike the surface of your nitrous bottle with a heavy or sharp object Do not drop your nitrous bottle Do not attempt to grind off or destroy any imprinted markings on the face of the bottle Do not remove modify or otherwise tamper with the safety valve on the bottle valve Do not attempt to use a bottle that has been damaged or tampered with Vehicles Before you mount a nitrous bottle in a vehicle intended for use in racing or sanctioned events check with the sanctioning association or local racetrack for any rules regarding bottle installation Most associations require the bottle be mounted within the confines of the safety roll cage with the safety pressure relief cap vented away from the driver s compartment 2001 Edelbrock Corporation Brochure No 63 0040 Page T 0825 Rev 11 01 2 2 Bottle Orientation Bottle placement is critical to the performance of your nitrous system It is important to understand how the bottle valve and siphon tube are assembled to properly orient the bottle in your vehicle and ensure that it picks up liquid nitrous while undergoing acceleration All nitrous bottles are assembled so that the bottom of the siphon tube is at the bottom of the bottle opposite the bottle label An Edelbrock nitrous b
33. r settings under normal operational usage of this system Any variations in jetting patterns other than what is listed above and engine damage could occur Please contact Edelbrock Technical Department with any questions you have concerning jetting patterns and their effects on engine performance 13 Engine Operation Considerations When used correctly nitrous oxide safely elevates cylinder pressures and temperatures while increasing combustion rate These characteristics make the engine more sensitive to detonation To ensure proper performance engine and drive line life the following tips are suggested Adequate Fuel Pressure and Delivery When designing your fuel system plan on your pumps and lines flowing at least 0 10 gallons per hour per horsepower The testing at Edelbrock was conducted with a fuel pressure of 48 5 psi Any variations from this fuel pressure will cause your final air fuel ratio to change Consult our technical department for any questions on fuel pressure and it s effects on final air fuel ratios when using nitrous oxide Fuel Quality Because Nitrous oxide is an oxidizer fuel selection is critical Both octane and fuel consistency affect fuel burn rate The oxidizer quality of nitrous oxide will accelerate the burn rate so we recommend a high quality of gasoline We also recommend you use the same grade of gasoline every time you use your nitrous oxide system This will help maintain the same fuel burn rate every ti
34. race track for refilling of your bottle Trust a professional to properly fill your bottle and reference your installation manual when re installing your filled bottle back into your vehicle Always take care when handling a full bottle of nitrous oxide Please reference this manual for further safety measures to take during the handling of a nitrous oxide bottle Please follow all safety methods during the installation of your Edelbrock Nitrous System and follow all vehicle regulations and road laws when using your nitrous system Rev 11 01 1 2 Jet Map Information Edelbrock engineering has conducted dyno testing with the Performer RPM system to provide jetting maps for two different jetting levels These jet combinations are supplied with this system to enable you to vary your engine s power output On a typical mildly modified 350 cubic inch engine you can expect the following approximate power gains for each of the two jetting levels Pro Flo Jet Map 70070 Nitrous Fuel Jetting Approx HP Gains Final Air Fuel Ratio Timing Adj Over 4500RPM 59 39 100hp 10 5 1 8 deg Retard 72 50 150hp 10 8 1 8 deg Retard The dyno tests were conducted at Edelbrock using a mildly modified 350 cubic inch engine Modifications included Edelbrock intake manifold dyno headers and improved ignition These tests were conducted with 950 psi nitrous and 48 5 psi fuel pressure These jetting patterns are designed to be rich and will provide the above listed powe
35. relay and fuse holder includes 8 feet of color coded wires to make the electrical system installation for your Edelbrock Nitrous System as easy as possible We recommend that you do not cut any lengths of wires from the wire harness or complete the wiring of the nitrous system until all of the mechanical components are securely mounted in their permanent locations Once all of the solenoids and switches are placed then route the un cut wires from the harness to each location allowing enough wire length on each circuit to not interfere with operating linkages heat sources brackets etc Pay particular attention to sharp edges along the route of your wire harness as they can chafe the wire and cause your system to fail After you have accounted for the routing of your wires follow the Wire Harness Schematic on page 15 and use the Origin and Destination Map as a guide for which electrical connectors are used in each circuit Once you have decided the location of the relay and fuse holder secure them with fasteners not included with kit such as sheet metal screws bolts and nuts etc Allow for some slack in the red wire that connects the relay and fuse holders together When mounting your relay and fuse holder make sure the mounting surface is strong enough to support servicing the relay and fuse Also ensure you allow for some slack in the wire that joins the fuse holder to the relay mount This will avoid any potential loss of power due to stress
36. revent the passenger compartment from filling with a cloud of nitrous oxide should the safety pressure relief valve rupture For more information please contact the tech line Special consideration should be made to protect the bottle installation by not placing the bottle in a known crumple or crash zone within the vehicle At no time should the bottle be mounted within the seating area of the passenger compartment of a street driven vehicle Valve Handle Pictured Pressure Relief Device PRD Here is the Performer Bottle Valve Installed on all bottle valves used in Edelbrock Nitrous Systems is a Pressure Relief Device or PRD It is a safety valve designed to vent the contents of the bottle into the atmosphere in case of a catastrophic event like a collision It is also installed to prevent the over pressurization of the bottle Unsafe bottle pressure is caused by over filling or elevated bottle temperatures There are two types of PRDs Internal piping and external piping Internal requires no additional parts The external type requires a safety blowdown tube designed to route the gas if the PRD 660 High Flow happens to rupture to the outside of vehicle The internal type is Nitrous Exit design to vent directly off the bottle into the atmosphere It is illegal to tamper with or remove this device vy Bottle Safety Information 1 nog Racing Do not attempt to remove the bottle valve Please return y
37. rmine your problem symptom identify the potential problem cause and correct the problem action required Symptom 1 There is No change in engine speed when fuel solenoid is activated 1 System wired incorrectly a Compare wiring to schematic i Wire per instructions See page 16 for wiring schematic 2 Restricted fuel line a Inspect fuel line for restrictions i Remove restrictions kinks in rubber line pieces of rubber hanging in flow path etc ii Change fuel line routing b Check Fuel Pressure i Increase fuel delivery as needed Service the nitrous system fuel filter i Replace clean fuel filter 3 Malfunctioning fuel solenoid a Turn arming switch on engine off Activate microswitch listen for the solenoid to click If no click is heard i Repair Replace solenoid ii Check wire connections iii Verify the power is on iv Perform the wire wiggle test Symptom 2 Change in engine speed when nitrous bottle valve is opened 1 Malfunctioning nitrous solenoid a Repair replace solenoid See solenoid inspection instructions on page 13 2 Contamination in nitrous solenoid a Remove and inspect solenoid for dirt around seat area of plunger in solenoid Symptom 3 Engine runs excessively rich when system is activated 1 Nitrous bottle valve not fully opened a Check bottle valve i Open valve fully 2 Nitrous bottle mounted improperly a Mount bottle properly See ma
38. sale to the public at many speed shops across the USA Safety Steps For Working With Nitrous Oxide 1 Never inhale Nytrous Plus Nitrous oxide N50 for vehicular use as continued exposure can cause death Nytrous Plus has a maximum of 100 parts per million ppm of sulfur dioxide and will cause irritation to nose and throat passageways 2 When working around any high pressure gas including nitrous oxide take all precautions to ensure that exposure to nitrous oxide is minimized 3 Do not vent nitrous oxide to atmosphere in confined spaces Only vent nitrous oxide in well ventilated and open areas 4 Liquid nitrous oxide can cause burns to human flesh so protect all skin in and around your hands arms and face Wear safety glasses and rubber gloves to protect from liquid nitrous oxide splatter 5 When venting down the nitrous system vent the line down closest to the nitrous bottle 6 Do not use any form of Teflon tape as sealant on fitting connections Use only Teflon paste 7 When washing components ensure the clean components are completely free of oils and solvents Failure to remove all liquids could cause component or system failure 8 Always turn the bottle off before making any repairs to the nitrous delivery system 9 To safely release nitrous oxide in a pressurized line a Position vehicle in a well ventilated unconfined space b Turn bottle off Slowly loosen the nitrous feed line at the bottle until
39. t must be returned freight pre paid If a thorough inspection of the product by the factory indicates defects in workmanship or material our sole obligation shall be to repair or replace the product Warranty covers only the product itself and not the cost of installation or removal Edelbrock Corporation shall not be liable for any and all consequential damages occasioned by the breach of any written or implied warranty pertaining to this sale in excess of the purchase price of the product sold If you have any questions regarding a product or installation please contact our Technical Department toll free at 1 800 416 8628 from 7 00am to 5 00pm PST Monday through Friday Thank you again for choosing Edelbrock Nitrous Systems Before You Install Your Edelbrock Nitrous System 2 What is Nitrous Oxide me 3 Safety Tips for Working with Nitrous 3 1 0 Introduction to the Edelbrock Nitrous Systems Kit 1 1 General Information ins eee OR t ce Ge ee aa POR RR 4 1 2 det Information ns sou hoi Fee ewan a ee he Ru 5 1 3 Engine Operation 5 lee 5 1 4 Performer RPM System Bill of Materials llle 6 2 0 Performer RPM System Installation 2 1 Nitrous Bottle Mounting 0 hh 7 2 2 Bottle Orientation nop ke Rd xm e dus BR x bl
40. te vehicle mph increase and compare it to your baseline Note Listen for any knocking sounds when running the vehicle Watch your temperature gauges Continued nitrous use will elevate coolant temperatures See Testing Checklist for more testing methodology helpful hints Rev 11 01 5 0 Ignition Timing and Nitrous continuation 5 What Happened Did your vehicle go faster Slower What did the engine sound like Did the nitrous system work Refer to the timing charts and examine spark plugs for signs of detonation a If power increased or vehicle mph increased and your spark plugs show no signs of overheating or detonation you could try to increase ignition timing 1 to 2 degrees b If power increased or vehicle mph increased and spark plugs begin to show slight signs of detonation STOP Do not advance timing further You may choose to reduce timing 2 degrees at this point for an extra margin of safety At this point you need to look at the troubleshooting chart on pages 22 25 for assistance Pay close attention to the fuel supply with your nitrous system If power decreases or vehicle mph decreases check for burned spark plug or engine damage and reduce ignition timing 2 degrees Please refer to the Troubleshooting section of this manual for help in determining any system trouble you may feel that you are having Repeat step 5 until optimum ignition timing is obtained When working with your ignition system it is a
41. trical systems in your vehicle it is a good idea to have a service manual that features your vehicle It is also good practice to have a book that specializes on the specialized techniques required when working with vehicular electrical systems 2001 Edelbrock Corporation Page 14 of 25 Brochure No 63 0040 Rev 11 01 TO TT 40 abed WVYDVIG 9NIHIM WALSAS 1VOIHLO3 T3 6 Dna uoneaodio 1002 Cm a O O QION31OS d GION3IOS 7TVNINWMHAL SIHL OL LOIANNOSD LON OG iSNINUVM 137505 HOLIMS 09 SEIOA ONIINHV Huva Adans 3513 2 11 1 Nitrous Electrical System Installation Procedures Determine the location of the Relay and Fuse Holder wire harness Most common installations locate these components inside the driver s compartment and close to the fuse panel under the dash You can also mount the Relay and Fuse Holder and harness close to the battery However these connectors are water resistant not waterproof so care is required when mounting this assembly under the hood of your vehicle Wire Schematic Origin and Destination Map System Origin Terminal Used Red _ Bat Voltage Relay Harness Bat Volt Signal Red Arming Switch Underdash Switched 12v Spade Wire Intercept Relay Ground Relay Harness Chassis Ground 2 12 Nitrous Relay and Fuse Holder Installation The wire harness attached to the
42. uld be 10 Ibs above empty bottle weight listed on bottle label when full b Check bottle temperature i Maintain 80 to 85 degrees of bottle surface temperature Check bottle valve i Open valve fully d Check bottle orientation i Mount bottle properly 7 Mismatched nitrous fuel jetting a Compare jetting to recommended values i Install correct jets b Verify the number stamped in the jet match the desired power level i Acquire the right size jets and install correct jets 8 Excessive fuel pressure a Perform Fuel Pressure Test Procedure b Install fuel pressure gauge i Regulate pressure to proper settings 9 Loose nitrous solenoid wiring a Inspect solenoid wiring See manual pages 16 for wiring information b Consult a book concerning proper wiring methods 10 Malfunctioning nitrous solenoid a Inspect solenoid wiring See manual pages 16 for wiring information i Repair wiring b Inspect solenoid See symptom 2 i Rebuild replace solenoid 2001 Edelbrock Corporation Page 23 of 25 Rev 11 01 Brochure No 63 0040 Symptom 5 Engine detonates mildly when system is activated 1 Excessive ignition timing a Check Timing i Reduce timing in 2 degree increments for every 50 hp 2 Inadequate octane fuel a Verify what gasoline you use i Use higher octane fuel 3 Spark plug heat range too high a Verify what heat range the spark plug is and how it functions in a high load high performance applicat
43. ver cover any of the bottle label with a bottle bracket Do not attempt to install the bottle in the bracket without the rubber insulator The bottle hoop on the bracket is designed to include the thickness of the insulator Race Car Nitrous Bottle Installations Install the bottle brackets in accordance to race track and or sanctioning body rules Contact the factory for assistance with meeting sanctioning body rules Nitrous Bottle Installations For Vehicles With Hatchbacks Or Trunk Areas That Are Connected With The Passenger Compartment Please contact Edelbrock for more information 2001 Edelbrock Corporation Page 9 of 25 Rev 11 01 Brochure No 63 0040 24 Nitrous Feed Line Mounting 1 Determine the route your main nitrous feed line will follow Ensure the path does not route the nitrous feed line too close to the exhaust system suspension electrical lines components or tires Attach nitrous supply line to bottle Feed nitrous line along proposed route Secure nitrous supply line to underside of vehicle Note Stainless steel covering of the main nitrous feed line is very abrasive Shield painted components or sensitive system components like electrical fuel lines brake lines or Suspension components to prevent them from contacting main feed line Rubber hose can be slid over and retained as a chafe guard Leave nitrous line loose pending installation of nitrous solenoid 25 Solenoid Mounting Use the f
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