PISTON KIT 76-79 YZ250 71.50, FORGED WOSSNER 8179D150
Wossner forged piston kit with a 71.50mm bore and 71.44mm diameter. Manufactured in Germany, this piston offers superior strength and design, ensuring optimal heat transfer to cylinder walls. Its elliptical design provides a uniform bearing surface under heat expansion, reducing localized pressure and evenly distributing thrust loads to prevent piston collapse. Features include forged construction for superior strength, optimized heat transfer for efficient combustion, and an elliptical design for uniform load distribution. Specifications: Bore 71.50mm, Diameter 71.44mm, Display (cm³) 246, Stroke (mm) 64.00, Clearance (mm) 0.06, Compression Ratio 2-Stroke, Compression Height (mm) 33.00. Cross-reference OEM Part Numbers: Wossner Piston Yamaha YZ250 (PN# 8179D150), Lock P/N: CW18, Pin P/N: WP033, Ring Set P/N: RSB7150 x 2.
- SKU
- 56-W234+150.WO
- Brand
- Wossner
- Availability
- Out of Stock
FULL DESCRIPTION
Wossner Forged Piston Kit - 71.50mm Bore
Upgrade your motorcycle's performance with this high-quality Wossner forged piston kit. Engineered for superior strength and durability, this piston is manufactured in Germany to exacting standards, ensuring optimal performance and longevity.
The forged construction provides exceptional strength, making it ideal for demanding riding conditions. Wossner pistons are designed for optimized heat transfer to the cylinder walls, promoting efficient combustion and consistent power output. Its innovative elliptical design ensures a uniform bearing surface, even under extreme heat expansion. This design effectively reduces localized pressure and evenly distributes thrust loads, preventing piston collapse and ensuring smooth engine operation.
Key Features:
- Forged construction for maximum strength and durability.
- Engineered for optimized heat transfer to cylinder walls.
- Elliptical piston design for uniform load distribution under heat.
- Reduces localized pressure and prevents piston collapse.
- Manufactured in Germany for quality assurance.
Specifications:
- Bore: 71.50mm
- Diameter: 71.44mm
- Stroke: 64.00mm
- Clearance: 0.06mm
- Compression Height: 33.00mm
- Engine Type: 2-Stroke
Included Components:
- Piston
- Lock Piston Pin Clips (Part Number: CW18)
- Piston Pin (Part Number: WP033)
- Ring Set (Part Number: RSB7150) - Quantity: 2


