WSM 010-802-05K Yamaha 650 Piston Kit 0.5mm Oversized

The WSM 010-802-05K is a complete piston kit designed for Yamaha 650 engines, featuring a 0.5mm oversize for cylinder boring applications. This comprehensive kit includes the piston, piston rings, wrist pin, and circlips—everything needed for a professional rebuild.

Platinum Series Features:

• Constructed from high-strength hardened aluminum alloy engineered to prevent skirt and ring groove breakage under demanding conditions
• Piston walls feature a specialized non-abrasive coating that reduces heat buildup and friction, increasing horsepower output while significantly extending piston lifespan
• Manufactured to exact OEM specifications for precise fitment and reliable performance
• Ideal for engine rebuilds requiring cylinder boring and oversized pistons

WSM Platinum Series pistons deliver OEM-quality performance with enhanced durability, making them an excellent choice for both restoration and performance rebuilds of Yamaha 650 two-stroke watercraft engines.