Description
A piston assembly is the core of your engine’s combustion cycle—it’s where power is generated and lost through heat and friction. The WSM +.5mm piston assembly for Sea-Doo jet skis delivers OEM-quality construction with engineered improvements that reduce friction, lower operating temperatures, and extend component longevity. Whether you’re rebuilding after a season or upgrading for better efficiency, this assembly gives you the reliability and performance edge that separates competitive riders from the rest.
Specifications:
- Manufacturer: WSM
- Sea-Doo compatible
- Oversized: +.5mm
- Complete assembly included
- Piston with rings
- Wrist pin included
- E-clips included
- MOS2-coated skirts
- Heat-drawing coating
- Hardened ring grooves
- Reduced friction design
- One per cylinder
- Additional rings available
- Professional-grade construction
- MPN: 010-809-05PK





