PISTON KIT 83-06 PW80 47.00, 8233DA WOSSNER YAMAHA
Wossner forged piston kit, 47.00mm bore. This standard-size replacement is designed for enhanced durability, fitment, and thermal efficiency in Yamaha PW80 and BW80 two-stroke engines. Features a forged piston for superior strength and wear resistance. The elliptical design ensures a uniform bearing surface under thermal expansion, maximizing heat transfer and evenly distributing thrust loads to reduce piston collapse risk. Manufactured in Germany. Specifications: Bore Size 47.00mm, Actual Piston Size 46.95mm, Stroke 45.60mm, Piston Clearance 0.05mm, Compression Height 29.50mm. Lock Part Number CW12, Pin Part Number WP091, Ring Set Part Number RSB4700. Cross-Reference OEM Part Number 8233DA.
- SKU
- 56-W939+000.WO
- Brand
- Wossner
- Availability
- In Stock (1)
FULL DESCRIPTION
Wossner Forged Piston Kit for Yamaha PW80 & BW80
Upgrade your Yamaha PW80 or BW80 engine with this high-quality Wossner forged piston kit. Engineered for durability and optimal performance, this standard-size replacement ensures your engine runs smoother and lasts longer.
Key Features:
- Forged Piston Construction: Offers superior strength and wear resistance compared to cast pistons, providing enhanced durability for demanding use.
- Elliptical Design: Features an elliptical piston skirt that dynamically adjusts to thermal expansion, maintaining a uniform bearing surface and reducing friction.
- Optimized Heat Transfer: Designed to efficiently transfer heat away from the combustion chamber and into the cylinder walls, helping to prevent overheating and maintain consistent engine temperatures.
- Even Thrust Load Distribution: The piston's design promotes an even distribution of thrust loads during operation, minimizing the risk of piston collapse and extending engine life.
- German Engineering: Manufactured in Germany, ensuring precision and adherence to high-quality standards.
Specifications:
- Bore Size: 47.00mm
- Actual Piston Size: 46.95mm
- Stroke: 45.60mm
- Piston Clearance: 0.05mm
- Wossner Compression Ratio: 2-stroke
- OEM Compression Ratio: 2-stroke
- Compression Height: 29.50mm
- Lock Part Number: CW12
- Pin Part Number: WP091
- Ring Set Part Number: RSB4700
Cross-Reference OEM Part Number: 8233DA


