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YZ 125 Piston Kit

CP Pistons Yamaha YZ125 piston kit YZ 125 Gasket kit logo

CP forged YZ125 Pistons, for those that demand the ultimate in engine performance!

CP Pistons makes a superior forged YZ 125 piston for high performance and off road racing. CP makes these for many model years of these exciting 2 stroke motocross bikes. In addition to these superior Yamaha YZ 125 piston kits, we also sell Cometic gasket kits with the pistons, or individually.

We sell the entire line of CP Carrillo Pistons brand high performance and racing Yamaha pistons. These forged pistons are designed to work in everything from a fun trail riding bike to serious all out off road and motocross racing bikes. They are forged pistons which provide greater strength, durability, performance and reduced weight. These 2 stroke pistons come with piston pins, locks, pin bearing and high performance piston rings. These pistons offer exceptional quality and are engineered for maximum power output and durability.

Get Holeshot Winning Power with CP forged YZ 125 Pistons!

yz125 piston kit


CP Carrillo 2005 - 2015 Yamaha YZ 125 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 54mm (2.126") Stock Stroke is 54.5mm (2.146") Liquid Cooled 2 stroke single cylinder

Bore Size Disp. Installation

cp yamaha yz 125 piston kit

Piston Kit

yamaha 2 stroke yz 125 top end gasket kit

Gasket Kit
54mm stock size standard bore 125cc deglaze cylinder

cp m21125

sold out, discontinued

cp c3105

The YZ 125 Piston kit listed on this page fits the following model year Yamaha Dirt Bikes:

2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 YZ 125




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