Piston Kit - 79.93 mm - Polaris
The WOSSNER K8877DA-2 piston kit is designed to deliver superior performance and durability for Polaris engines. Featuring enhanced piston pin oiling slots, radial boss machining, and annular grooves, this kit ensures improved wrist pin lubrication which contributes to smoother operation and extended engine life. The lightweight piston maintains a tight wall clearance, promoting quieter engine running and efficient power transfer. Its skirt coating reduces friction during operation and facilitates a better break-in process, helping to optimize performance from the start.
Features:
- Enhanced piston pin oiling slots for better lubrication and durability
- Radial boss machining and annular grooves to improve wrist pin lubrication
- Lightweight piston with tight wall clearance for quieter engine operation
- Skirt coated to reduce friction and improve break-in performance
- Ring land treatment for enhanced ring seal and oil control
- Double bridged forging design where noted for added strength
- Kit includes piston, rings, wrist pin, and pin locks for complete installation