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The best all-around use kit; if you do a bit of everything with an ATV/UTV this is the kit for youGreat for trail riding, occasional mud and sand riding, plowing and haulingMakes up for power loss and slow response of adding oversized tiresDesigned to...

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.

Ready-to-install, direct bolt-on cylinders require no re-plating and look virtually identical to the OEM cylindersThree kit options to choose from: Standard Bore, Standard Bore Hi-Compression and Big BoreCylinder kits include matched Vertex pistons to...

Ready-to-install, direct bolt-on cylinders require no re-plating and look virtually identical to the OEM cylindersThree kit options to choose from: Standard Bore, Standard Bore Hi-Compression and Big BoreCylinder kits include matched Vertex pistons to...

Ready-to-install, direct bolt-on cylinders require no re-plating and look virtually identical to the OEM cylindersThree kit options to choose from: Standard Bore, Standard Bore Hi-Compression and Big BoreCylinder kits include matched Vertex pistons to...

Includes crankshaft, main bearings, complete bottom end gasket set, including all seals and gaskets needed for the jobThe crank pin bearings are manufactured from the highest quality hot rolled steel. Case hardened to 58-62CThe caged needle roller...

Contains all the necessary components for overboring or rebuilding your top endFeature forged pistons, rings, wrist pins, circlips and top end gasket set

Complete engine rebuildCrankshaft assemblyOEM quality main bearingsAll engine gaskets, seals, and o-ringsWiseco ProLite 2-stroke piston and top end bearingWiseco standard series 4-stroke pistonCam chain included (if needed)Wiseco hour meter and bracket...

Complete engine rebuildCrankshaft assemblyOEM quality main bearingsAll engine gaskets, seals, and o-ringsWiseco ProLite 2-stroke piston and top end bearingWiseco standard series 4-stroke pistonCam chain included (if needed)Wiseco hour meter and bracket...

Complete engine rebuildCrankshaft assemblyOEM quality main bearingsAll engine gaskets, seals, and o-ringsWiseco ProLite 2-stroke piston and top end bearingWiseco standard series 4-stroke pistonCam chain included (if needed)Wiseco hour meter and bracket...

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...

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...