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Yamaha 2 Stroke YZ 250 Piston Kits YZ250 Piston & Gasket Kits by CP Pistons

CP Pistons Yamaha YZ250 piston kit YZ 250 Gasket kit logo

CP YZ 250 Pistons, for those that demand the ultimate in engine performance!

CP Pistons makes a top quality forged YZ 250 piston for high performance and off road racing. CP produces these YZ 250 piston kits for several; model years of these powerful 2 stroke motocross bikes. In addition to these premium Yamaha YZ 250 piston kits, we also sell Cometic YZ 250 gasket kits. The gaskets are available with the pistons, or can be purchased independently.

Here at Campbell Enterprises we are proud to be a dealer for the entire line of CP Pistons brand performance and racing Yamaha 250cc pistons. These 2 stroke YZ 250 forged pistons are designed to be used in everything from a bike that is used for play riding on trails, to engines used in all out off road and motocross racing bikes. They are premium forged pistons which provide greatly improved strength, dependability, power and less weight. These CP Yamaha YZ 250 pistons come complete with a piston pin, pin locks, piston pin bearing and high performance piston rings. These pistons offer exceptional performance and durability and are engineered for maximum power output and acceleration.

Get Holeshot Winning Power with CP Pistons YZ250 Pistons!

yz250 piston kit


CP Pistons 2002 - 2015 Yamaha YZ 250 Piston YZ 250 Piston and Gasket Kits

  • Piston Kit includes: Piston, pin, locks, rings, and pin bearing
  • Gasket Kit Includes: Cometic high performance top end gaskets required to replace piston

Stock Standard Bore size is 66.4mm (2.614") Stock Stroke is 72mm (2.835") Liquid Cooled 2 stroke single cylinder

Bore Size Disp. Comp Installation

cp yamaha yz 250 piston kit

Piston Kit

yz 250 top end gasket kit

Gasket Kit
66.4mm standard bore 250cc - deglaze cylinder cp m21250
Contact us for availability!
cp c7855
Contact us for availability!

The piston and gaskets listed on this page fit the following model year YZ250 Dirt Bikes:

2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 Yamaha YZ 250 Piston Kits and Gaskets





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