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1. 2016 MODEL INFORMATION MODEL NAME KX450F MARKETING CODE KX450H Version 2 June 2015 Canadian model may not be exactly as shown AC EET E CONCEPT AND ADVANTAGES 2016MY KX450F MODEL INFORMATION KX450F LIGHTER AND FASTER WITH MORE NEW TECH FOR 2016 KX design philosophy is simple put mid level to expert riders on the top step of the podium This philosophy has not changed since the creation of the KX brand over 40 years ago With 32 AMA Supercross titles to its credit the most of any manufacturer KX has a proven record of powering champions oignificant weight reduction to engine and chassis for 2016 delivers sharper handling complemented by a slimmer chassis and an even more powerful engine further increasing its circuit potential Convincing Results Industry leading Performance Significantly lighter chassis Revised cylinder head I 08 kg Revised intake valves and intake cam timing Engine amp chassis revisions result in 3 4 kg weight savings Change to offset cylinder Contributes to quicker turn in and sharper handling Exhaust system revisions Rear intakes added and other intake system revisions NEW Even more powerful engine NEW Advanced suspension technology Factory tuning i x SFF Air TAC Triple Air Chamber Bridged box bottom piston Holeshot Advantage Launch Control Mode Inner Air Chamber Easy engine tuning DFI Setting Data Selec
2. 1 750 28 16 1 412 24 17 1 188 19 16 1 000 19 19 0 875 21 24 3 846 50 13 Wet multi disc manual 0 ua ua S SUSPENSION Front 49 mm inverted telescopic SFF Air TAC Separate Function front Fork Air Triple Air Chamber with adjustable compression and rebound damping Rear New Uni Trak with adjustable dual range high low speed compression damping adjustable rebound damping and adjustable preload 2016MY KX450F MODEL INFORMATION 31 KX450HGF BRAKES Front Type Single semi floating 9270 mm petal disc Caliper Dual piston Rear Type Single 2240 mm petal disc Caliper Single piston DIMENSIONS Overall length 2 195 mm Overall width 820 mm Overall height 1 290 mm Wheelbase 1 495 mm Ground clearance 345 mm Seat height 960 mm Curb mass 108 7 kg Fuel capacity 6 3 litres 2016MY KX450F MODEL INFORMATION The specifications mentioned here apply to and have been achieved by production models under standard operating conditions We intend only to give a fair description of the vehicle and its performance capabilities but these specifications TO view our may not apply to every machine supplied for sale Kawasaki Heavy Industries Ltd reserves the right to complete accessory alter specifications without prior notice Equipment illustrated and specifications may vary to meet individual markets Catalogue visit 32
3. Photo 6 The screw type adjuster on the cam chain tensioner is equipped with a pressure spring Because the system automatically minimises the vibration caused by a loose cam chain it greatly reduces the chance of a mishap during a race Non automatic systems that are tuned incorrectly can actually adversely affect valve timing by putting too much pressure on the cam chain The combination of the smooth shifting close ratio 5 speed transmission with the KX450F s low rpm engine performance offers the rider the option to shift to a higher gear when traversing rough sections This reduces the effect of sudden unwanted throttle input allowing focus to be given to racing rather than careful throttle control O Revised radiator orientation perpendicular gt turned inward allows a slimmer shroud design contributing to the improved ergonomics Photo 7 2016MY KX450F MODEL INFORMATION In the event of a stalled engine during a race getting it started again as soon as possible is a racer s first priority so the KX450F is equipped with an automatic compression release ACH system The dual weight centrifugal decompression system fitted to the exhaust cam eases starting in much the same way as a conventional lever type system Sprocket style chain drive roller helps smooth engine braking by reducing the effect of driveline lash when the rider gets off the gas quickly and play in the lower side of the cha
4. minimum weight Revised design with oval holes facilitates mud removal and weighs less Photo 21 Other Optional engine parts include magneto rotors with different inertias 8 5 9 5 kg cm STD 9 0 kg cm Optional chassis parts include handlebar holders for a 928 6 mm bar STD 922 2 mm aluminium and steel rear sprockets 48 52T STD 50T solid petal brake rotors for wet races and different springs for the rear shock 49 51 53 55 N mm STD 52 N mm 29 I COLOUR S e Lime Green with factory style graphics Alumite an anodic oxidation finishing treatment for aluminium resulting in a coloured corrosion scratch resistant film coating 2016MY KX450F MODEL INFORMATION 30 SPECIFICATIONS KX450HGF ENGINE Type Displacement Bore and Stroke Compression ratio Valve system Fuel system Ignition Starting Lubrication DRIVETRAIN Liquid cooled 4 stroke Single 449 cm 96 0 x 62 1 mm 12 8 1 DOHC 4 valves Fuel injection 243 mm x 1 Digital DC CDI Primary kick Forced lubrication semi dry sump FRAME Type Wheel travel front rear Tire front rear Caster rake Trail oteering angle left right Perimeter aluminium 310 mm 315 mm 80 100 21 51M 120 8049 63M 28 0 125 mm 42 42 Transmission Final drive Primary reduction ratio Gear ratios 1st 2nd 3rd Ath oth Final reduction ratio Clutch 5 speed Chain 2 721 60 22
5. and settings were all set to suit race experienced riders The centre of gravity and key dimensions Swingarm pivot output sprocket and rear axle locations were chosen so that the rear tire would drive the bike forward instead of causing it to squat 2016MY KX450F MODEL INFORMATION Advanced race ready suspension SFF Air TAC Triple Air Chamber The KX450F features Showa s SFF Separate Function front Fork Air TAC Triple Air Chamber The works replica fork is very lightweight and highly rigid contributing to superior riding stability With settings chosen for high level to expert riders the fork offers excellent shock absorption performance at high speeds making it easier for racers to ride faster Numerous other benefits include high rigidity very light weight low friction reduced heat influence from damping assembly precise settings possible merely by changing air pressure easy adjustability 2016MY KX450F MODEL INFORMATION 19 Damping and shock absorption duties are separated gt Left fork tube damping assembly gt Right fork tube pneumatic spring The configuration offers both smooth action and firm damping performance a combination difficult to achieve with a conventional fork Illustration B SFF Air TAC Inner Air Chamber Oil Damper Cylinder Outer Air Chamber Large 249 mm Balance Air Inner Tubes Chamber id Left Damping Assembly
6. contact from riding boots wears off the paint Photo 19 Rims are coated in black alumite just like our factory racers Photo 16 Fork and rear shock adjusters have a green alumite finish like our U S Engine covers are finished in silver paint further reinforcing the factory racers Photos 17 18 KX450F s factory image Green finish on the oil cap and the two plugs on the generator cover further contribute to factory looks 2016MY KX450F MODEL INFORMATION 28 ADDITIONAL FEATURES Fast idle knob on the throttle body allows riders to increase engine speed when first starting a cold engine The crankshaft and connecting rod received a carburising and quenching treatment for additional rigidity The camshaft lobes feature a soft nitriding surface treatment for long wear and high rpm reliability Tappet surfaces receive a carburising treatment for increased durability The silencer uses long fibre packing which is much more resistant to being blown out of the tail pipe than standard length packing Asa result packing needs to be replaced half as often New design for the aluminium rear sprocket contributes to the bike s sharp looks and saves 50 g Photo 20 2016MY KX450F MODEL INFORMATION Chassis The alloy swingarm uses a cast front section tapered hydroformed spars and forged chain adjusters O Large synthetic skid WERSI plate offers great 1 protection with
7. contributes to strong front brake force as well as superb controllability Complementing the large diameter disc a pushrod type front brake master cylinder and front brake pads with a high coefficient of friction deliver strong braking force and superb control especially for the initial bite and initial mid stroke characteristics Rear caliper guard protects the caliper from damage A factory style Renthal standard type aluminium handlebar is standard equipment Rib less rear hub and butted spokes reduce unsprung weight 2016MY KX450F MODEL INFORMATION 26 ACTORV STVI F CHACCIC f m HESS BH i gegen m AAI ESEEREERINE Z 5 f ANA DIENINT C AN IN VES U BN zd j B E gu RESI b M v iivili Wil WE uw Fruita BJA Y luv Factory styling Matching the KX450F s lighter weight all new minimalist bodywork makes the bike look more compact Its shroud fender and number plate designs ensure it is the sharpest looking bike in the paddock Factory style graphics further reflect the KX450F s highly tuned performance and green highlights on the suspension adjusters and engine oil cap and generator cover plugs contribute to a distinctive Kawasaki look 2016MY KX450F MODEL INFORMATION 27 FACTORY STYLE CHASSIS COMPONENTS AND TUNING O Aggressive design of the new front fender adds to the racy looks and c Embossed design saves 50 g in weight on the clutch cover designed to gradually appear as
8. is accomplished simply by connecting the Kawasaki controller using the provided cables no PC or battery necessary the kit s user interface is simple to understand and easy to use maps can be stored on a PC data transfer between the controller and a PC can be done via SD card The KX FI Calibration Controller contains seven preset map settings that can be quickly and easily used to adjust the ECU to suit track conditions The provided settings are shown below Richer fuel setting ignition advanced 3 from stock Retarded ignition setting ignition retarded 3 from stock Hard riding surface setting ignition retarded fuelling richer Soft riding surface setting ignition advanced fuelling leaner Beginner setting engine power suppressed ignition retarded fuelling richer The KX FI Calibration Controller is handheld tool with a built in colour LCD screen It comes with transfer and diagnostic cables SD memory card user manual and a carrying case 2016MY KX450F MODEL INFORMATION For more advanced setting optimisation the ECU maps for volume of fuel injected and ignition timing can be adjusted for given throttle position and rpm When connected to the ECU the KX FI Calibration Controller can be used to display the status of a running engine KX FI Calibration Controller can be used with older fuel injected KX models 2015 and earlier For more detailed information on use and functions of t
9. mid range power Lightweight flat bottom aluminium fuel pump is located in the plastic fuel tank To ensure a stable fuel supply during vigorous motocross riding the fuel pump features a unitised plastic fuel filter cover that wraps around the inlet port and acts as a fuel trap Unitising the filter cover changing its material from rubber to plastic and eliminating the fuel return hose from the pressure regulator contribute to weight reduction E HARD HITTING FUEL INJECTED POWER Other performance enhancing engine characteristics The engine was tuned such that the torque curve follows the limit of running resistance for as long as possible Unchecked engine torque can exceed this limit resulting in wheel spin which does nothing to help forward momentum Efforts were made to achieve the widest possible torque band so that traction efficiency would be maximised for a greater part of the rev range The engine is almost upright forward lean angle is 3 to help place the bike s centre of gravity in the ideal position for maximum traction Oylinder is offset 8 5 mm forward reducing friction and enabling more efficient power generation NEW Addition of two rear intakes holes added under the rear of the seat allow air to enter the engine more easily contributing to improved response Photo 4 2016MY KX450F MODEL INFORMATION e e ce Redesigned airbox does away with steel parts
10. resulting in a weight savings of 220 g Intake ports are less curved contributing to increased performance at all rpm Asymmetrical high acceleration cams yield high intake efficiency Revised intake cam timing advanced 2 contributes to increased low rpm performance During the cylinder head casting process the cores for the intake ports were given a special coating to make the intake ports smoother The extremely smooth surfaces that result increase intake efficiency at all rpm Lightweight titanium valves IN 36 mm EX 31 mm reduce reciprocating weight and offer high rpm reliability Intake valves have a revised head area The new design with slimmer throat angle and reduced recess similar to valves on supersport models contributes to increased high rpm performance Aluminium valve spring retainers reduce reciprocating weight for reliable valve control at high rpm Double valve springs also help ensure stable valve operation and allow a short cylinder head height Piston crown design matches the revised intake valves and maintains the compression ratio at 12 8 1 contributing to the engine s increased performance Addition of a new resonator effectively increases the exhaust pipe length and reduces exhaust noise volume by approximately 2 dB E HARD HITTING FUEL INJECTED POWER O Excess meat trimmed from transmission gears and shafts results in a weight reduction of approximately 260 g
11. same specifications as that of our AMA factory racers 2016MY KX450F MODEL INFORMATION Easy engine tuning DFI Setting Data Selection 3 map choices Adjusting engine settings to suit conditions has never been easier than with the KX s DFI couplers Plug and play style system is quick easy and stress free Standard Instead of a single engine map the ECU features three four counting the Launch Control Mode map Initial settings for the three maps are Standard Hard conditions and Soft conditions Using provided DFI couplers riders are able to easily switch between the three maps to suit riding conditions Plugging in each of the 4 pin couplers activates the corresponding engine map Plug is conveniently located on the right side of the head pipe for easy access without having to remove any parts Each of the three maps can be reprogrammed using the optional KX FI Calibration Kit Please see below 2016MY KX450F MODEL INFORMATION Precision engine tuning KX FI Calibration Kit Accessory The updated KX FI Calibration Kit features the handheld KX FI Calibration Controller which enables expert riders to adjust engine characteristics by rewriting actual data maps to suit their preference This simple tool can be used without a PC simply by plugging into the engine s ECU While the controller is designed to satisfy racers and expert riders it is simple and hassle free to use accessing the ECU
12. sharper handling 2016MY KX450F MODEL INFORMATION 16 Lighter slimmer aluminium perimeter frame Revised for rigidity the KX450F s new frame features a slimmer design and lighter overall weight O Previously an extruded part the 6 mm slimmer redesigned down E tube is now a combination forged cast piece front part Revised production is forged rear part is method cast The new piece along with a revised head pipe and brace tubes contributes to greater front end feel Photo 8 MH Revised shape NEW Width across the main frames is approximately 6 mm slimmer This facilitates position changes making it easier for riders to slide forward and backward NEW Weighing 400 g less than the previous unit thanks in large part to revised head pipe and upper lower rear shock brackets the frame s lighter weight contributes to the bike s quicker handling Ridigity of the swingarm was also revised The cast front portion is taller with thinner walls and the wall thickness of the spars was idealised with thinner side walls and thicker top bottom walls The new construction saves approximately 220 g 2016MY KX450F MODEL INFORMATION 17 FACTORY STYLE CHASSIS COMPONENTS AND TUNING Thicker walls for the sub frame seat rails offer increased strength Slim aluminium perimeter frame is a lightweight construction composed of forged extruded and cast parts Photo 9 Chassis balance
13. three maps standard helping riders maximise TON ree uenti reen amo Anson Ae d that make it easier for riders to move hard soft provided in the traction when starting on a adjusters and green finish on some of the engine trim ECU slippery surface Ai i i add to the KX450F s high performance image around ipli SFF Air TAC Triple Air Chamber P 19 Factory racer style SFF Air TAC front fork f locates its damping assembly in the left fork Rear intakes P 12 x tube and a pneumatic spring comprised of Intake ducts added below the rear of the seat three pressurised air chambers in the right contribute to improved response Light weight low friction easy adjustability a wide setting range and precise settings are Slimmer lighter aluminium D Ls some of the advantages perimeter frame P 17 Aluminium perimeter frame is a narrower across the main beams considerably lighter and xn Race ready front suspension P 22 features revised rigidity contributing to greater f l q hard titani l he fork front end feel uper hard titanium coating protects the for from wear abrasion Self lubricating alumite s j gt BI coating creates a hard low friction surface on Significantly reduced weight P 16 pu 5 me the outer tube protecting the aluminium surface Weighing in at 108 7 kg the new KX450F is over mE pi POR TO promese smegn 3 kg lighter than its predecessor The weight reduction comes ca
14. Right Pneumatic Spring 2016MY KX450F MODEL INFORMATION Using large 249 mm inner tubes same size used on our factory racers contributes to high fork rigidity resulting in a more planted feel from the front wheel Extremely lightweight construction offers significant weight savings over a conventional fork Instead of coil springs like on a conventional fork the SFF Air TAC s right tube has three chambers filled with pressurised air that act as a spring Inner chamber Main air spring Outer chamber Sub air spring Balance chamber Balance air spring The inner chamber with a standard air pressure of 1 200 kPa 600 1 300 kPa range does most of the work supporting 6096 or more of the motorcycle s weight Illustration C SFF Air TAC Role of Inner Air Chamber wee Standard Pressure Setting Max Min Pressure Settings D O i m O O Stroke Controls Strength of Overall Spring Counterforce 20 The outer chamber with a standard air pressure of 100 kPa 0 130 The balance chamber with a standard air pressure of 1 400 kPa kPa range supports the inner chamber much like the role of the 530 1 400 kPa range provides a counter force to the inner chamber outer cylinder air room in a conventional fork Illustration D ensuring ride comfort When the fork is fully extended the inner chamber pressure is at its minimum and the balance chamber ressure is at its maxi
15. faces remain smooth for a long time while the outside is protected against corrosion The lubricating material in the coat contributes to smoother suspension action especially at the initial part of the stroke and a better ride feel 22 NEW Low friction seals and revised valve settings for reduced damping deliver easier fork movement matching the pitching characteristics to the lighter chassis Material trimmed from the fork inner tubes results in lower rigidity idealised for the new chassis 2016MY KX450F MODEL INFORMATION Race oriented rear suspension The rear shock features dual compression adjustability allowing high speed and low speed damping to be tuned separately A self lubricating alumite coating on the tank cylinder helps prevent wear abrasion and reduces friction for smoother suspension action The New Uni Trak rear suspension system mounts the suspension arm below the swingarm allowing a longer rear suspension stroke The longer stroke in turn allows more precise rear suspension tuning Extensive rider testing was conducted to determine the ideal linkage ratios and rear shock absorber damping settings to achieve maximum rear wheel traction Lower spring rate 53 N mm gt gt 52 N mm offers better rear suspension action O Linkage ratios were also adjusted to suit the new lighter chassis Slimmer adjustable rider interface The KX450F s slimmer new frame and new radiator orienta
16. haft balance factor At close to 60 the balance factor of A short skirt the 16 KX450F is on par with Kawasaki s factory racers The high reinforced external ribs and the use of a bridged box bottom featuring internal bracing result in a lighter stronger piston Photo 1 balance factor contributes to reduced engine vibration smoother power delivery and increased performance especially at low rpm where response is noticeably snappier In addition to generating the electrical output necessary to ensure easy starting the large diameter ACG also contributes to engine feeling at partial throttle ECU settings fuel and ignition maps ensure the ideal fuel air mixture and offer a smoother power delivery when transitioning from low to high rpm In addition to ensuring usable power at all rom the settings contribute to racer friendly engine braking characteristics ECU settings also include programming that enhances traction by retarding ignition when the rear wheel speed increases too quickly i e from sudden excess wheel spin 2016MY KX450F MODEL INFORMATION The holeshot advantage Launch Control Mode KX motocrossers have long drawn on works technology to offer riders the best possible performance right out of the box Launch Control Mode is just one of the factory features that give riders an edge when lining up at the start gate The KX450F features a A Even for top level riders controlling the ma
17. he KX FI Calibration Controller please refer to the KX FI Calibration Controller User Manual 2016MY KX450F MODEL INFORMATION Battery less fuel injection system Designed specifically for motocrossers the fuel injection system incorporates a small lightweight ECU and operates without a battery to further eliminate unnecessary weight And of course fuel injection eliminates the need to adjust engine settings to suit track and climate conditions Ensuring quick starting without a battery was a prime directive when developing the KX450F s fuel injection system Using only electricity generated by the kick starter the engine can be started with only three rotations of the crankshaft The system delivers electricity in the following order 1 ECU 2 fuel pump 3 injector With a warm engine starting can be accomplished in a single kick The compact lightweight ECU located just in front of the steering head behind the number plate was designed specifically for motocross use To help cope with the shocks and vibrations of motocross riding the fuel pump relay is built in to the ECU NEW 943 mm throttle body is more compact and lightweight Photo 3 2016MY KX450F MODEL INFORMATION Ultra fine atomising injector with 12 holes sprays particles with a droplet size of 60 um for smooth power delivery and improved engine response at partial throttle The injector was set at 45 the optimum angle for strong
18. in suddenly tightens The additional control facilitates corner entry 2016MY KX450F MODEL INFORMATION J FACTORY STYLE CHASSIS COMPONENTS AND TUNING FACTORY STYLE CHASSIS COMPONENTS AND TUNING For 2016 a slimmer new frame is one of the many components contributing to the new KX450F s trimmer form Weighing over 3 kg less than its predecessor the new model is quicker both in the straights and through the corners Settings of the high spec SFF Air TAC front fork and Uni Trak rear suspension were both adjusted to suit the bike s lighter weight A slimmer flatter rider interface further improves the adjustable racer friendly ergonomics helping racers to rider even faster 2016MY KX450F MODEL INFORMATION 15 Significantly lighter chassis A thorough revision of engine and chassis components yielded 3 4 kg in weight savings bringing the weight of the KX450F down to a trim 108 7 kg The lighter weight contributes to quicker turn in and sharper overall handling c Savings from the engine group including intake and exhaust systems amounted to approximately 2 0 kg savings from chassis components totalled approximately 1 4 kg Some of the major contributing components include crankcases left right 370g transmission 260 g air filter 250 g frame 400 g suspension front rear 310 g swingarm 220 g NEW Smaller fuel tank has a lower top This lowers the bike s centre of gravity further contributing to the
19. inner tubes in a standard fork is especially apparent in the latter half of the fork stroke Eliminating the main springs alone reduces friction by approximately 2096 With the balance chamber a balance spring is not necessary allowing friction to be reduced further The low friction results in extremely smooth action throughout the fork stroke Being able to use a larger damper piston thanks to the elimination of the fork springs not only enables smoother action it also makes firm damping performance possible The damper piston measures 30 mm vs 924 mm on a conventional fork 2016MY KX450F MODEL INFORMATION Compression and rebound damping settings can be adjusted as on a standard fork Balance chamber pressure can be adjusted to act as an initial preload A super hard titanium coating on the outer surface of the fork inner tubes helps prevent wear abrasion The increased surface hardness of the dark navy blue coating also helps to prevent scratches and damage to the tubes Because the surface remains smooth for a longer period sliding friction and stiction is reduced and action is improved contributing to a smoother ride Photo 11 Self lubricating alumite coating inside outside Ti coating A self lubricating alumite coating creates a hard low friction surface on the outer tubes The hard coating helps prevent wear abrasion on the inside of the tubes ensuring the sliding sur
20. metering in preference all conditions Changes to the intake ports intake valves and a new offset cylinder deliver even more power self lubricating alumite coating on the tank cylinder improves wear resistance and shock action needing a PC or battery Comes equipped with seven preset map settings 2016MY KX450F MODEL INFORMATION HARD HITTING FUEL INJECTED POWER HARD HITTING FUEL INJECTED POWER Fuel injected 449 cm liquid cooled 4 stroke Single delivers hard hitting power from low through high rpm The broad powerband and responsive throttle offer a broad spread of torquey response that enables racers to get on the gas and go even from down low Race inspired tuning and parts like the high performance bridged box bottom piston a mass production first when introduced on the 2010 KX450F ensure top level performance right out of the box For 2016 an offset cylinder and numerous changes to the intake system offer even more power the new exhaust system is quieter and a new accessory KX FI Controller enables map calibration without a PC Like the chassis the engine benefits from significant weight savings with the engine group components weighing almost 2 kg less 2016MY KX450F MODEL INFORMATION Factory racer engine tuning High performance piston featuring the same design used on our Wedge shaped crank web increases offsetting moment for a high factory racers contributes to improved performance at all rom cranks
21. mum when the fork is fully compressed the SFF Air TAC Role of Outer Air Chamber i direi inner chamber is at its maximum and the balance chamber pressure is at its minimum Illustration E SFF Air TAC Role of Balance Air Chamber D OQ T 5 O O Stroke D OQ g C 5 O Controls Bottoming Resistance at Full Compression Stroke Controls Initial Load Because main springs are not used changing the fork character is much simpler on the SFF Air TAC than changing the spring rate on a standard fork Adjusting the air pressure in the fork easily allows the TAC spring rate to be adjusted without the hassle of having to disassemble the fork Adjustments to suit rider and track can be accomplished on site without additional parts and with minimal tools 2016MY KX450F MODEL INFORMATION 21 Air pressure can be changed with a high pressure tire pump Using a pump with a built in air gauge and a flexible hose is recommended Photos 10 11 Simply changing the TAC s air pressure covers the range of settings offered by optional springs for a standard fork During the compression stroke the pressurised air exerts a strong counterforce contributing to bottoming resistance However during the rebound stroke the pressurised air offers little resistance contributing to increased road holding and a planted feel from the front Friction generated between the springs and fork
22. re of a thorough re evaluation of both engine and chassis components Large diameter brake discs P 26 Setting adjustable motocross ECU P 9 11 Oversized 9270 mm front disc delivers strong stopping power and excellent controllability The factory style front and rear petal brake discs also contribute to high quality sporty looks Lightweight ECU was designed specifically to withstand the rigors of motocross racing ECU contains three engine maps plus a fourth for Launch Control Mode Settings for the three maps can be reprogrammed with the optional KX Fl Calibration Kit KX FI Calibration Kit Accessory P9 KX FI Calibration Controller a portable handheld calibration tool enables riders to make changes to engine maps by plugging into the ECU without Factory inspired tuning P 6 449 cm liquid cooled 4 stroke Single with Works base bridged box bottom piston unique battery less fuel injection P 5 Kawasaki feature used for the first time on a mass production motocrosser on the 2010 KX450F is just one of many features inspired by our factory racers New Uni Trak rear suspension Adjustable footpeg P23 position P 25 Linkage mounts below the swingarm Riders can choose for more precise suspension tuning from two positions Dual compression adjustability offers to suit body size and a wide range of tuning options Fuel injected engine offers hard hitting power across the rev range while ensuring stable fuel
23. ssive power of a 450cc launch control system Launch Control Mode Operation Image class motocrosser off the start requires a high degree of throttle similar to that on our control and clutch finesse By slightly reducing this power Launch factory racers With the Control Mode helps riders maximise traction increasing the chance simple press of a button of getting a good start riders can activate a separate engine map designed to ensure efficient race starts in slippery conditions The Launch Control Mode map retards ignition timing allowing tires to gain grip in low traction situations and allowing riders to focus on their lines Illustration A To activate Launch Control Mode riders depress the launch control button for two seconds or more located at the left handle When activated the indicator lamp next to the button will flash quickly to let the rider know it is on Photo 2 Quicker acceleration z lt o D Q 0D Een gt Slip Rate Launch Control Mode has the greatest effect within the first few seconds of releasing the clutch off the start This is the most crucial time for riders to get ahead of their rivals so they are better positioned going into the first corner Launch Control Mode works in 1st and 2nd gear and Neutral Once the rider shifts into 3rd gear the system is automatically disengaged switching back to the normal engine map System designed to the
24. the rider s legs Now a two piece construction their elongated design creates a smooth surface been the rider s legs facilitating rider movement Minimalist side covers were also made as small as possible The seat uses a slip resistant top surface for good grip when seated and smooth sides for excellent rider mobility Seat urethane helps maintain the original shape longer Seams between the shrouds seat and side covers are very flush which facilitates control as well as moving around on the bike The frame widens at the ankles to offer the rider better grip and narrows near the bend below the seat to allow a slim riding position Optimised exhaust pipe line also contributes to the racer friendly ergonomics Wide front to rear footpegs designed to offer grip and superb feel at the pegs The clutch cable boot features a large quick adjuster making it easier for riders to adjust play in the clutch cable Throttle grip has a unitised collar The one piece unit provides additional stability during throttle operation Lightweight grips feature a grip pattern designed to provide both excellent grip and superior cushioning for riders hands 29 Other race oriented chassis components Petal disc brakes are among the KX450F s numerous factory style components The stylish discs contribute to both sporty looks and a high quality appearance Photos 14 15 Oversized semi floating 2270 mm front disc
25. tion Oll Damper Cylinder Easy access to 3 engine maps NEW KX Fl Calibration Kit Accessory No need for a PC make changes using only the KX FI Calibration gt em pes oom ial Controller ac l Balance Air Offers the same precision FI ML Je ves od bese Chamber tuning as Kawasaki s works teams 7 preset engine maps included Aluminium perimeter frame with revised rigidity is slimmer lighter Left Damping Assembly Right Pneumatic Spring BELL Oversized 6270 mm petal disc netted pup Even flatter seat amp tank facilitate MN Revised shape riding position changes Adjustable Ergonomics 4 position handlebar 2 position footpegs 2016MY KX450F MODEL INFORMATION KEY FEATURES Factory styling P 27 Slimmer flatter rider DFI Setting Launch Control Mode Adjustable handlebar position P 24 interface P 25 Data Selection P 8 zd o i i i A choice of four positions allows riders to tailor diel hs ied dn hn ow dosi All new minimalist bodywork includes Using the provided DFI Factory style launch control their riding kata Factory style Renthal la T E a Mo ean even slimmer radiator shrouds thanks couplers riders can quickly system increases the chance ite ri handlebar and pad come standard i los ind ik lbs pen Mire to re oriented radiators a flatter seat and easily access their choice of getting a good start by P ae cc a bari ida and tank and smooth seamless design of
26. tion allowed the minimalist bodywork to be redesigned The new rider position is slimmer and thanks to a redesigned seat and tank flatter making the ergonomics even more racer friendly Complemented by adjustable handle and footpeg positions the natural riding position makes it easy for racers to go fast Upper triple clamp with two sets of handle mount slots and reversible handle mounts offers riders a choice of four handle positions to choose from 25 mm FWD 15 mm FWD STD and 10 mm BK Illustration F 2016MY KX450F MODEL INFORMATION 24 Adjustable footpeg brackets enable riders to lower their footpeg position 5 mm In the lower position centre of gravity is lowered as is the rider s point of view adding to both physical and psychological stability Illustration G Narrower frame contributes to a slim package with good ergonomics The slimmer riding position facilitates control Top of the fuel tank is lower allowing an even flatter progression from the seat to the tank The flatter design gives the rider greater freedom of movement when changing riding position and facilitates sitting farther forward Photo 13 2016MY KX450F MODEL INFORMATION O Inward angled orientation of the radiators turned in 10 allows the shrouds to be even slimmer than before total of 32 4 mm narrower at their widest point The minimalist shrouds were designed to be small and are slim where they come in contact with

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