WISECO Piston Kit - 97.00 mm - Yamaha YZ450F/FX | WR450F RE832M09700

Piston Kit - 97.00 mm - Yamaha YZ450F/FX | WR450F
R&D developed to provide dyno-proven power gains, Asymmetric skirt design for improved wear and even loading on major thrust skirt, Precision fit ring; 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