Wiseco Racer Elite CR Series Piston Kit Yamaha YZ450F / FX / WR450F

100% billet machined for superior strength-to-weight ratio and optimized fit. Dome design improves flame travel to maximize air/fuel burn efficiency. High compression for maximum torque and throttle response. Developed with dyno-proven power gains.

Features:

Developed to provide dyno-proven power gains
Asymmetric skirt design for improved wear and even loading on major thrust skirt
Custom-lapped compression ring for improved power
100% billet machined for superior strength-to-weight ratio and optimized fit
High compression (14:1 for 450cc, 14.5:1 for 250cc) for maximum torque and throttle response
Dome design improves flame travel to maximize air/fuel burn efficiency
DLC-coated piston pin reduces friction and improves scuff resistance
Enhanced pin oiling for improved lubrication and reduced friction
Pressure seal groove reduces ring lifting and power loss
ArmorGlide® skirt coating reduces friction for quieter operation, improved scuff resistance
Pistons include rings, pin, and circlips
Made in the USA

Includes:

Piston
Rings
Wrist pin
Circlips

Note: Images are for reference only, actual kit will vary per make and model.