Wiseco 2440M06500 - Wiseco Pro-Lite Series Piston Kit For Yamaha MM 600 2000-2002 Standard

Features: Designed for all-purpose 2-stroke riding. Durability, longevity and increased horsepower. Dedicated forging design for strength-to-weight optimization. Extra lightening operations for enhanced throttle response. Engineered, forged, and machined in the USA. Piston is made in the USA.