Edelbrock 2172 Automobile Parts User Manual
Contents
1. PERFORMER PLUS Camshaft Lifters Lube Kit CATALOG 2172 MODEL 351 M 400 c i d Ford V8 Please study these instructions carefully before installing your new camshaft If you have any questions or problems do not hesitate to con tact our Technical Hotline at 800 416 8628 from 7 00 am to 5 00 pm Monday through Friday Pacific Standard Time or e mail us at edelbrock edelbrock com CAMSHAFT Edelbrock Performer Plus camshafts are ground specifically for use with the corresponding Performer manifold The Performer manifold 2171 or 3771 and Performer Plus camshaft 2172 are designed to work as a team to give you better driveability and performance They are dyno matched and street proven For best results use the Edelbrock manifold camshaft package with the carburetor and headers we recommend NOTE Maximum performance is achieved when packages are used with a 4 bbl carburetor and headers however packages may be used with any of the following equipment gt manifold camshaft package only gt aftermarket carburetor specified in instructions and catalog gt 1 5 8 headers gt aftermarket re curved distributors IMPORTANT This instruction sheet provides general installation guidelines which can affect your warranty Read it carefully It is not our intent to cover each detail of installation here a step by step procedure manual would be far too lengthy We want to caution you that installing a camshaft is a complicated procedure that r2. 29 ABDC Exhaust 44 BBDC 10 BTDC Centerlines Lobe separation Intake c l 112 107 CAUTION Use Edelbrock Performer Plus Timing Chain and Gear Set 7821 Do not use late model timing chain and gear sets that are designed for emission controlled engines These timing sets are machined in a retarded position and are not rec ommended for this camshaft installation Edelbrock Timing Sets feature three keyways for specified timing selection CAMSHAFT Performer Plus Hydraulic CATALOG 2172 ENGINE Ford 351 M 400 c i d V8 RPM RANGE Idle 5500 CAUTION Do not use dual valve springs Use only recommended stock or Edelbrock Sure Seat Valve Springs 5872 or 5972 for valve rotators Use stock ratio 1 73 1 rocker arms only Duration at 006 Lift Intake 282 Exhaust 292 Duration at 050 Lift Intake 204 Exhaust 214 Lift at cam Intake 280 Exhaust 295 Lift at valve Intake 484 Exhaust 510 Timing at 050 Lift Open Close Intake 5 ATDC 29 ABDC Exhaust 44 BBDC 10 BTDC Centerlines Lobe separation Intake c l 112 107 CAUTION Use Edelbrock Performer Plus Timing Chain and Gear Set 7821 Do not use late model timing chain and gear sets that are designed for emission controlled engines These timing sets are machined in a retarded position and are not rec ommended for this camshaft installation Edelbrock Timing Sets feature three keyways for specified timing selection CAMSHAFT Performer Plus Hydraul
3. the vacuum advance line NOTE The best combination for any particular vehicle or applica tion must be determined by trial and error using the above informa tion as a guideline VACUUM ADVANCE For best cruise and light throttle response a vacuum advance curve was used with 24 to 28 maximum advance at 10 11 inches of vacuum and 6 to 8 advance at 3 4 inches of vacuum HEADERS For best performance headers are recommended with the Performer package For this application they should be 1 5 8 diameter approximately 31 long and terminating into a 3 collector The remainder of the exhaust system should consist of dual exhaust and tail pipes at least 2 diameter with low back pressure mufflers NOTE The best combination for any particular vehicle or applica tion must be determined by trial and error using the above informa tion as a guideline THANK YOU Page 3 Use of a straight edge to help align the two timing marks is highly recommended T i PostScript Picture timing ichain art I Timing i Marks Figure 1 Timing Chain Sprocket Alignment Timing Marks PostScript Picture A 5021 FIR ORDER ART Figure 2 Firing Order 1 3 7 2 6 5 4 8 351 M 400 c i d Ford V8 Turn distributor clockwise to advance timing PLEASE complete and mail your warranty card Be sure to write the model number of this product in the Part space Rev 03 02 CAMSHAFT Performer Plus Hydraulic CATA
4. timing alignment This requires indexing the camshaft with a degree wheel to verify timing alignment 0 E M or non Edelbrock timing gear sets are not recom mended for use with Edelbrock camshafts INSTALLING PUSHRODS AND ROCKER ARMS After the cam is installed and timed correctly see Figure 1 it will be necessary to check each pushrod for correct lifter pre load VALVE ADJUSTMENT Turn the engine over until the No 1 cylinder exhaust lifter starts to move up At this point install pushrod and adjusting nut on intake rocker arm and adjust to zero clearance between rocker arm and valve tip For engines with non adjustable rocker arms continue to tighten the adjusting nut until it bottoms out If this adjustment is less than one half turn you will need to purchase 0 060 longer pushrods from your Ford dealer iS Page 2 Turn the engine over again until the intake lifter just stops coming down At this point install pushrod and adjusting nut on exhaust rocker arm and repeat the same procedure as above The above procedure assures correct hydraulic lifter pre load Repeat this procedure for each of the other seven cylinders For non adjustable rockers torque rocker arm nuts to 20 25 ft Ibs Re install front cover fuel pump water pump and oil pan using new gaskets Install intake manifold using new intake gasket set and torque manifold bolts to 25 ft Ibs Install crankshaft dampener amp torque to factory spec 60 ft Ibs I
5. LOG 2172 ENGINE Ford 351 M 400 c i d V8 RPM RANGE Idle 5500 CAUTION Do not use dual valve springs Use only recommended stock or Edelbrock Sure Seat Valve Springs 5872 or 5972 for valve rotators Use stock ratio 1 73 1 rocker arms only Duration at 006 Lift Intake 282 Exhaust 292 Duration at 050 Lift Intake 204 Exhaust 214 Lift at cam Intake 280 Exhaust 295 Lift at valve Intake 484 Exhaust 510 Timing at 050 Lift Open Close Intake 5 ATDC 29 ABDC Exhaust 44 BBDC 10 BTDC Centerlines Lobe separation Intake c l 112 107 CAUTION Use Edelbrock Performer Plus Timing Chain and Gear Set 7821 Do not use late model timing chain and gear sets that are designed for emission controlled engines These timing sets are machined in a retarded position and are not rec ommended for this camshaft installation Edelbrock Timing Sets feature three keyways for specified timing selection CAMSHAFT Performer Plus Hydraulic CATALOG 2172 ENGINE Ford 351 M 400 c i d V8 RPM RANGE Idle 5500 CAUTION Do not use dual valve springs Use only recommended stock or Edelbrock Sure Seat Valve Springs 5872 or 5972 for valve rotators Use stock ratio 1 73 1 rocker arms only Duration at 006 Lift Intake 282 Exhaust 292 Duration at 050 Lift Intake 204 Exhaust 214 Lift at cam Intake 280 Exhaust 295 Lift at valve Intake 484 Exhaust 510 Timing at 050 Lift Open Close Intake 5 ATDC
6. NSTALLING DISTRIBUTOR AND TIMING ENGINE NOTE Before installing your distributor check the gear drive on the distributor and oil pump for any signs of wear If worn be sure to replace with new or you may prematurely wear out your camshaft Edelbrock camshafts are designed to use OEM type gears and oil pumps only Do not use high volume high pressure oil pumps Turn the engine over in the direction of rotation until the No 1 intake valve closes and continue until the pointer on the front cover is approximately 5 degrees BTDC Re install the distributor with the rotor pointing towards No 1 ter minal in the cap and with the vacuum advance canister in its origi nal position Lightly tighten the hold down clamp so that the distributor can still be turned to determine final setting using a timing light with the engine running Replace valve covers carburetor linkage and remaining vacuum and electrical connections Re install air conditioner if so equipped Re install radiator fan shroud and belts if removed fill radiator with coolant and re connect battery Double check all connections fuel lines etc before starting engine CAMSHAFT LIFTER RUN IN CAUTION Change the engine oil and filter before start up and again after initial break in Do not allow the engine to run under 2000 rpm for the 1 2 hour Vary engine speed between 2000 amp 2500 rpm Slow idle speeds will result in severe cam amp lifter wear Start the engine and
7. ON 1 Disconnect battery 8 Remove carburetor and intake manifold 2 For ease of installation keep all parts in some sort of order 9 Remove rocker arms and pushrods WARNING Do not remove radiator cap or radiator hose if engine CAUTION If your engine has non adjustable rocker arms care is hot must be taken to keep the pushrods and rocker arms in proper 3 Drain radiator coolant move fan shroud back and remove fan and order as they may be different lengths spacer from water pump On air conditioned vehicles remove bolt 10 Remove hydraulic valve lifters lower idler pulley and compressor to water pump mount 11 Remove crankshaft pulley and using a suitable puller crankshaft Disconnect hoses and brackets Most vehicles will require radiator dampener removal prior to cam removal Remove water pump 12 Disconnect fuel pump outlet line from fuel pump and remove fuel 4 Disconnect all linkage from carburetor such as throttle throttle pump Remove front cover bolts and cut oil pan gasket flush with springs transmission cruise control and automatic choke cylinder block Remove front cover and water pump as an 5 Tag and remove vacuum lines assembly 6 Remove valve covers NOTE The front cover oil seal should be replaced before the front 7 Remove distributor cap and wires rotate engine until rotor points cover is re installed towards number 1 terminal in cap and pointer on front cover ison 13 Rotate engine until timing marks are aligned as
8. and open Proper valve spring installed height settings 1 820 intake and exhaust for Edelbrock Sure Seat springs 5872 1 820 intake and 1 680 exhaust for Edelbrock Sure Seat springs 5972 SPECIAL INSTRUCTION With the Edelbrock manifold and camshaft package plus a header installation a carburetor jet change may be required for best per formance Due to the varied applications of year and model of vehi cles no one combination could suffice for all installations The fol lowing procedure is only a guideline and in many cases the manu facturing specifications for recommended carburetors or timing may be best CARBURETION AND IGNITION TIMING Best carburetor results were with the Edelbrock Performer Series carburetors 1405 600 cfm with manual choke 1406 600 cfm with electric choke Stock jetting can be used for most installa tions however various conditions may require re calibration for optimum performance changes in altitude temperature exhaust system etc Refer to the Edelbrock Performer Series carburetor Owner s Manual for calibration procedures Ignition timing for this package may vary with each application A good starting figure would be between 10 degrees to 14 degrees initial timing at idle with vacuum advance disconnected Total advance should not exceed 32 degrees to 34 degrees with initial and centrifugal weights combined and should be at full advance at 3000 3500 rpm After timing is adjusted re connect
9. bring to break in rpm IMPORTANT INSTRUCTIONS AFFECTING YOUR WARRANTY CAM LOBE WEAR Cam lobe wear is almost non existent unless mismatched parts are used or installation of the cam and lifters is done improperly Most cam damage is caused by the tim ing gear coming loose due to improper torque on bolt Bolts holding gear to camshaft should be torqued carefully and a locking com pound applied to threads of bolts CAUTION Use Edelbrock Performer Plus Timing Chain and Gear Set 7821 Do not use late model timing chain and gear sets that are designed for emission controlled engines These timing sets are machined in a retarded position and are not recommended for this camshaft installation Edelbrock Timing Sets feature three keyways Rev 03 02 Brochure 63 0082 2002 Edelbrock Corporation CAM GEARS AND CAMSHAFT END PLAY If cam gear becomes loose the cam will slide back in the block causing the lifters to hit the lobes next to them and also the cam bearing jour nals If the engine is run after this happens the bottom of the lifters and the sides of the lobes will become chipped When installing a camshaft it is always important to check for proper operating clearances especially when high performance components are used Things to look for that can cause failure and damaged parts are as follows Improper valve to piston clearance this should be no less than 0 100 Rocker arm stud slot clearance both ends valve closed
10. equires a good general knowledge of automotive engines If you are not confident that you can complete the camshaft installation successfully we suggest you consider having it installed by an experienced mechanic CAUTION Improper installation will result in LOW MILEAGE POOR PERFORMANCE COSTLY RE INSTALLATION and ENGINE DAMAGE TO AVOID THESE PROBLEMS YOU MUST DO THE FOLLOWING Carefully study and understand all instructions Examine the camshaft for possible shipping damage if damaged contact your dealer immediately PREPARATION CHECKLIST TOOLS AND EQUIPMENT Use the following checklist for items needed v 0 Box and open end wrenches U Socket set Q Distributor wrench Pliers channel locks amp hose clamp Q Screw drivers regular and phillips Q Torque wrench Q Hammer Q Gasket scraper or putty knife Q Timing light Q Gear puller for Q Rags Q Water bucket Q Harmonic balancer puller Q Vacuum gauge HARDWARE amp PARTS TO BUY gt Intake gaskets OEM or equivalent Fel Pro 1240 gt Pipe plugs if needed gt Edelbrock Gasgacinch 9300 gt RTV silicone sealer gt Chalk Paper and pencil gt Radiator coolant gt Teflon tape gt Edelbrock Performer Link gt Thread locking compound gt Edelbrock Sure Seat Valve Springs True Rolling Timing Set 7821 gt Front cover oil seal OEM or equivalent 5872 or 5972 for valve rotators gt Manifold bolt kit 8574 INSTRUCTIONS FOR ENGINE PARTS REMOVAL BEFORE CAMSHAFT INSTALLATI
11. for your vehicle You may use stock retainers and or valve rotators with Edelbrock valve springs or for non rotator engines you may install Edelbrock Valve Spring Retainers 9724 with stock valve locks LIFTERS New lifters must be used with new camshaft Use only the lifters supplied with this kit Check to be sure that all lifters fit freely in the lifter bores and that lifter bores were not machined for oversized lifters INSTALLATION INSTRUCTIONS Coat cam lobes and bottoms of each lifter with MoS2 lube sup plied to prevent cam lobe and lifter wear from occurring during ini tial start up Install new camshaft with new sprockets timing chain and lifters CAUTION Use Edelbrock Performer Plus True Rolling Timing Chain and Gear Set 7821 Do not use late model timing chain and gear sets that are designed in a retarded position and are not rec ommended for this camshaft installation Edelbrock Timing Sets feature three keyways for specific timing selection Use locking compound material on the bolt threads holding timing gear to cam Torque to factory recommendations specified in motor repair manu al Install camshaft with timing marks lined up as recommended by factory specifications See Figure 1 When using Performer Plus Timing Chain and Gear Sets 7800 series with Edelbrock cam and lifter kits straight up timing align ment is achieved If any other timing gear set is used it is neces sary to check cam position for correct
12. ic CATALOG 2172 ENGINE Ford 351 M 400 c i d V8 RPM RANGE Idle 5500 CAUTION Do not use dual valve springs Use only recommended stock or Edelbrock Sure Seat Valve Springs 5872 or 5972 for valve rotators Use stock ratio 1 73 1 rocker arms only Duration at 006 Lift Intake 282 Exhaust 292 Duration at 050 Lift Intake 204 Exhaust 214 Lift at cam Intake 280 Exhaust 295 Lift at valve Intake 484 Exhaust 510 Timing at 050 Lift Open Close Intake 5 ATDC 29 ABDC Exhaust 44 BBDC 10 BTDC Centerlines Lobe separation Intake c l 112 107 CAUTION Use Edelbrock Performer Plus Timing Chain and Gear Set 7821 Do not use late model timing chain and gear sets that are designed for emission controlled engines These timing sets are machined in a retarded position and are not rec ommended for this camshaft installation Edelbrock Timing Sets feature three keyways for specified timing selection
13. shown in Fig 1 Top Dead Center TDC and remove distributor Note the approxi 14 Remove cam sprocket bolt washer and fuel pump eccentric Slide mate position of the vacuum advance canister in relation to the sprocket and timing chain forward to remove manifold to assist in getting the distributor properly located during 15 Remove thrust plate and camshaft Using appropriate gear puller re installation remove crank sprocket Brochure 63 0082 Page 1 Rev 03 02 2002 Edelbrock Corporation Brochure 63 0082 2002 Edelbrock Corporation VALVE SPRINGS CAUTION WARNINGS ABOUT YOUR WARRANTY In order for this Performer Plus cam and lifter kit to be covered under ANY WARRANTY you MUST use the correct Edelbrock Sure Seat Valve Springs or original equipment springs Failure to install new Edelbrock valve springs or original specification springs with your new Performer Plus cam could cause the cam lobes to wear excessively and could cause additional engine damage This camshaft is designed to function with Edelbrock Sure Seat valve springs 5872 standard or 5972 for use with valve rota tors Do not use dual valve springs with this camshaft Check and set spring height to factory specifications for your year and model If using Edelbrock 5872 set both intake and exhaust to 1 820 for 5972 set exhaust to 1 680 NOTE Due to the various settings through the years we advise checking service manual for correct spring height setting
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