Description
Upgrade your Yamaha YZ250F (2008-2011) with the Wiseco Forged High Compression Piston Kit. Engineered from high-silicon aluminum alloy for superior strength and reduced weight, this piston kit features a 14:1 compression ratio and a 77.00mm bore. The innovative forging design and precision-machined skirt provide increased horsepower, torque, and dependability. Each kit includes the piston, rings, wrist pin, and circlips. Please note, oversize pistons require cylinder sleeving. Ideal for racers and serious riders seeking maximum engine performance.
- Designed for Yamaha YZ250F 2008-2011
- 14:1 compression ratio, 77.00mm bore
- Forged from high-silicon aluminum for strength and durability
- Diamond-turned CNC finish for perfect fit and finish
- Includes piston, rings, pin, and circlips








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