The best YZ450F 500cc big bore stroker complete motor rebuild kit is here! This kit fits all '06-09 models. It includes:
13.5:1 CP piston kit (13.5:1 and 14:1 also available)
Hotrods 3mm stroker crankshaft
Hotcams Stage 2 camshaft set
Kibblewhite valve spring..
TRX450R BIG BORE STROKER MOTOR POWER! This TRX 450R big bore stroker motor rebuild kit is a 97mm big bore that makes a 500cc 450R motor. It comes with:
97mm CP forged pistonCP hi temp piston ringsDLC coated pinCirclips
Hotrods 3mm Stroker Crank with RodHotrods crank bearin..
This jet kit has the right combo or brand new genuine Keihin jets and CEL needles for your 400cc or larger Cheetah or Cub cylinders with 33mm to 35mm Keihin PJ, PWK, or Air Striker carbs. This kit would also be recommended for a big bore and/or stroker stock cylinder set up with aggressive porting. ..
This YFZ450 big bore kit is a 478cc top end upgrade. This YFZ450 98mm big bore is a nice performance upgrade. It includes:
98mm Big Bore Cylinder
12.5:1 CP JE or Wiseco forged pistonHi temp piston ringsDLC coated pinCirclips
Cometic Gasket SetMAXLOCK HD head stud kitTimin..
ADD POWER TO YOUR TRX450R or 450ER with this 99mm 488cc big bore kit. Comes with:99 mil nikasil cylinderCP or JE forged hi comp pump gas pistonHi temp piston ringsDLC chrome wristpinCirclipsStud kitCometic top end gasket kitTiming chainBolts on with no machining and works with stock or after m..
The BEST TOP END REBUILD for your Honda TRX 400EX is this one. This 400EX stock bore top end kit is all brand new. It is an excellent 400EX top end upgrade, and it includes:85mm NEW cylinderWiseco 10:1 forged pistonWiseco hi temp piston ringsDLC chrome wristipinCirclipsCometic top end ga..
Your '06-09 YZ450F 500cc big bore stroker kit is here! It includes:
CP or JE forged pistonHi temp piston ringsDLC chrome wristpinCirclipsMAXLOCK head stud kit
Hotrods 3mm stroker crankshaft with rodClutch kit - fibers, steels, springs
Heavy duty main bearings
Complete 87 mil big bore kit for all 400EX models and years. Includes:NEW 87mm cylinderWiseco forged pistonHi temp piston ringsDLC chrome wristpinCirclipsCometic top end gasket kitStud kitStage 2 HotcamBoth cam bearingsTiming chainBolt on kit that uses pump or race gas. Fits all years an..
The BEST YFZ450 98mm top end gasket kit available for your 478cc top end!
Cometic part number C3066
All top end kits contain at least head, base, chain tensioner, and exhaust gaskets
MLS (multi-layer steel) head gasket does not require sealant
Ensures a critical seal and superior..