Piston Kit Pro X Excellent economic alternative when you are looking for an O.E.M. quality replacement piston. Mainly manufactured in Japan by reputable Original Equipment Manufacturers to ProX exact specifications and high quality standards. Sleeved cylinder piston kits are available in standard size and a wide range of oversizes. Plated cylinder piston kits come in standard size, as well as in A, B, C and D oversizes if available. ProX leads the industry in cast and forged pistons made specifically to replace O.E.M. parts.

• Comes complete with pistons, piston rings, wrist pin and circlips

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2010	Yamaha	YZ450F
2011	Yamaha	YZ450F
2012	Yamaha	YZ450F
2013	Yamaha	YZ450F