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Kit contains crankshaft, main bearing/seals and complete gasket set for complete installationFor Models: 2003 - 2008 KTM 65 SX

Kit contains crankshaft, main bearing/seals and complete gasket set for complete installationFor Models: 2004 Honda CR 125R

Kit contains crankshaft, main bearing/seals and complete gasket set for complete installationFor Models: 2005 - 2007 Honda CR 250R

Kit contains crankshaft, main bearing/seals and complete gasket set for complete installationFor Models: 1991 - 1997 Kawasaki KX 80

Kit contains crankshaft, main bearing/seals and complete gasket set for complete installationFor Models: 1998 - 2005 Kawasaki KX 1002003 Suzuki RM 100

Stage 2: single-cam motorProduces good high RPM powerUses stock auto-decompression mechanismUses stock valve springs

Stage 1: single-cam motorExcellent bottom-end and midrange powerUses stock auto-decompression mechanismUses stock valve springs

Top End kit includes: piston, rings, wrist pin, clips, top end bearing, and gasket kitMOS2 (Teflon/Molybdenum) Coated Skirts A rolled on application process provides a bond that is 10 times stronger than other spray on coatings. Benefits include...

This cam is intended to be used as a set with the #2221-2E exhaust cam. This set will provide improved torque at all RPM, much improved peak torque and increased peak horsepower.

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...

Stage 2 intake: Dual cam motorAdded top end over stage 1Uses stock valve springs

Stage 2 exhaust: Dual cam motorAdded top end over stage 1Uses stock valve springsInclude auto decompression mechanism