Wossner Wössner Piston Kit, 76.95 mm for Yamaha (8942DA)

Upgrade your Yamaha engine with the Wössner 8942DA Piston Kit, engineered for dependable performance, efficient lubrication, and improved durability. This lightweight piston is designed with tight piston wall clearance to help reduce operating noise while maintaining the precision needed for consistent engine performance. The kit provides a practical solution for engine rebuilding or performance maintenance where reliable piston function and improved sealing are important.

The piston features enhanced oiling slots at the piston pin, radial boss machining, and annular grooves to promote improved wrist pin lubrication. A coated skirt helps reduce friction and supports smoother break-in performance, while the treated ring lands are designed to improve ring seal and oil control. Where specified by the application, the double-bridged forging design adds strength to the piston structure for demanding operating conditions.

Each Wössner 8942DA kit includes the piston, piston rings, wrist pin, and pin locks for a complete installation package. The 76.95 mm piston size is designed for compatible Yamaha applications, so verify engine specifications and fitment before installation. Built with attention to piston stability, lubrication, friction reduction, and sealing, this Wössner piston kit is a dependable choice for restoring or enhancing engine performance.

Features:

• Enhanced piston pin oiling slots, radial boss machining, and annular grooves promote improved wrist pin lubrication
• Lightweight piston with tight piston wall clearance supports quieter engine operation
• Coated piston skirt helps reduce friction and improve break-in performance
• Treated ring lands support improved ring seal and oil control
• Double-bridged forging design provides added structural strength where specified
• Kit includes piston, piston rings, wrist pin, and pin locks

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