PISTON KIT YZF WRF 250 3-RING, WOSSNER 8712DA 08-13 77mm
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Delivery to United States 5–8 business days
Wossner forged piston kit with a 77.00mm bore and 76.96mm diameter. This 3-ring piston is engineered for durability and high performance, featuring superior strength and design. Manufactured in Germany, it ensures 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, elliptical design for uniform load distribution, and a 3-ring piston design for durability. Specifications: Bore 77.00mm, Diameter 76.96mm, Display (cm³) 249, Stroke (mm) 53.60, Clearance (mm) 0.04, Wossner Compression Ratio OEM, OEM Compression Ratio 13.50:1, Dome Volume (cm³) -2.90, Compression Height (mm) 22.20. Includes Lock P/N: CW16, Pin P/N: WP059, Ring Set P/N: 770XAS-2, Rod P/N: P4005.
- SKU
- 56-W240+00A.WO
- Brand
- Wossner
- Availability
- Out of Stock
- General Product Group
- Engine
- General Product Type
- Pistons & Kits
- Variant Id
- 255155
FULL DESCRIPTION
Wossner Forged Piston Kit 77mm 3-Ring
Enhance the performance and durability of your motorcycle with this Wossner forged piston kit. Designed with precision and engineered for high-performance applications, this piston kit is manufactured in Germany to exacting standards.
Key Features
- Forged Construction: Provides superior strength and resilience compared to cast pistons, ensuring longevity under demanding conditions.
- Optimized Heat Transfer: Manufactured to promote efficient heat transfer to the cylinder walls, contributing to consistent performance and reduced wear.
- Elliptical Design: Features an elliptical profile that adapts to thermal expansion, creating a uniform bearing surface. This design minimizes localized pressure and evenly distributes thrust loads, preventing piston collapse.
- 3-Ring Piston: Incorporates a three-ring configuration designed to maximize sealing, improve oil control, and enhance overall combustion efficiency.
- High-Quality Materials: Crafted from premium materials for reliable operation and sustained performance.
Specifications
- Bore: 77.00mm
- Diameter: 76.96mm
- Piston Displacement: 249 cm³
- Stroke: 53.60mm
- Piston Clearance: 0.04mm
- Dome Volume: -2.90 cm³
- Compression Height: 22.20mm
- Wossner Compression Ratio: OEM
- OEM Compression Ratio: 13.50:1
Included Components
- Piston
- Lock Rings (P/N: CW16)
- Piston Pin (P/N: WP059)
- Ring Set (P/N: 770XAS-2)
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