Dirt Bike

All pistons are heat treated with a T-5 hardening and tempering cycleAll piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston lifeCast piston kits are gravity cast aluminum alloy (not...

All pistons are heat treated with a T-5 hardening and tempering cycleAll piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston lifeCast piston kits are gravity cast aluminum alloy (not...

All new assembly sold complete with Hot Rods connecting rodFactory assembled and trued to OEM specifications, Hot Rods cranks will meet or surpass the OEM in performanceReady for installationCrankshaft is completely rebuildable with genuine Hot Rods...

Affordable premium quality replacement connecting rodsHigh-tech crank and wrist bearingsAISI carburized crank pinSilver-coated crank pin bearingA.E. recommended phosphor bronze thrust washersForged from 8620 AISI steel, hardness-tested to insure strength...

Top-end gasket sets include all necessary top-end gaskets, O-rings, and valve guide seals to complete a top-end rebuild

Stage 2: single-cam motor. More top-end power than Stage 1 with midrange gain. Uses stock valve springs and rockers. *Does not use auto-decompression mechanism.

Stage 1: Dual cam engine.Intake and exhaust cams sold separately.No bottom-end loss with strong mid-range to top-end gains.Cam uses stock auto-decompression mechanism.Uses stock valve springs.

Stage 1 ITR: Dual cam engineIntake and exhaust cams sold separatelyExcellent low end to midrange gainsUses stock valve springs

Performance Clutch Kits take the clutch pack kits one step further by including a Wiseco forged clutch basket and new rubber cushionsWiseco forged baskets are tougher and stronger than stock, and achieve higher fatigue properties than any other clutch on...

New replacement cylinder headInclude cam caps and cam cap boltsInclude C630 (nickel/ aluminum/ bronze) valve seats and guidesCompetition valve jobShortened valve guides to accept higher lift camsUnshrouded combustion chamberBlended bowl seat to portStock...

LIGHTWEIGHT RACING VALVE SPRING KITS• Kibblewhite uses only the highest quality materials for the valve springs and are precisely machined for the best possible fit and durability for your motorcycle or ATV.• Kibblewhite valve springs come complete with...

LIGHTWEIGHT RACING VALVE SPRING KITS• Kibblewhite uses only the highest quality materials for the valve springs and are precisely machined for the best possible fit and durability for your motorcycle or ATV.• Kibblewhite valve springs come complete with...