Wiseco Piston Kit 66.40mm Yamaha YZ250/YZ250X | 804M06640 790 Duke The brute strength of our

The brute strength of our polycarbonate is enhanced with our proprietary XR Optic Hard Coating

This waterproof layer is incredibly adaptable - wearable as an inner liner

7 and deliver the most amazing brake effect

We include all the hardware you need for install and detailed instructions

2018 - Maverick X3 900 HO

Wiseco Piston Kit 66.40mm Yamaha YZ250/YZ250X | 804M06640 790 Duke The brute strength of ourPiston Kit 66. 40 mm Yamaha YZ250 YZ250X Forged from high silicon aluminum alloy for maximum strength and dependability, Wiseco offers a complete range of popular piston models and years for both trail and racing applications, Durability, longevity and increased horsepower, Innovative forging design and piston skirt provide maximum horsepower and torque, Features forged pistons, rings, wrist pins, and circlips, These high tech piston designs offer