Dirt Bike

HOT RODS CRANKSHAFTSHot Rods crankshafts are regarded as the premier alternative to costly manufacturer cranks. But, in addition to being a cost effective alternative, Hot Rods crankshafts also bring a level of uncompromising quality, design and...

Cylinder (40004) by Cylinder Works®. 13.4:1 compression. Bore Style: Standard. Bore Size: 77 mm. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of...

Cylinder (40003) by Cylinder Works®. 13.4:1 compression. Bore Style: Standard. Bore Size: 77 mm. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of...

Convenient one-stop shop in a box; nearly all components required for a complete and professional rebuildVertex piston kit (standard compression piston, rings, pin and clips)Hot Rods heavy duty crank (stock strokeincludes wrist pin bearing for two...

Kit contains stroker crankshaft, main bearing/seals and complete gasket set for complete installationMakes 88cc Must machine cylinder headFor Models:2007 - 2012 Kawasaki KX 85

The first and only asymmetrical piston for 250cc and 450cc applications!100% fully machined billet pistonDyno proven power gainsExclusive custom lapped top ring and matching precision machined ring groove provide improved ring seal and break-inArmorGlide...

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

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...

Complete engine rebuild Crankshaft assembly OEM quality main bearings All engine gaskets, seals, and o-rings Wiseco ProLite 2-stroke piston and top end bearing Wiseco standard series 4-stroke piston Cam chain included (if needed) Wiseco hour meter and...

WISECO COMPLETE CRANKSHAFT ASSEMBLIES.* All new assembly.* Crankshafts are sold complete with Wiseco connecting rods and inner crankshaft webs.* Factory assembled and trued to within .001.* Ready for installation.* Crankshafts are completely rebuildable...

WISECO COMPLETE CRANKSHAFT ASSEMBLIES.* All new assembly.* Crankshafts are sold complete with Wiseco connecting rods and inner crankshaft webs.* Factory assembled and trued to within .001.* Ready for installation.* Crankshafts are completely rebuildable...