PISTON 94-09 TM250 66.4 DOMED, WOSSNER 8136DA TWIN RING
Wossner forged piston kit 8136DA twin ring. Domed design, 66.40 mm piston size, 66.33 mm bore. Optimized for superior strength, performance, and heat transfer in 2-stroke engines. Elliptical design ensures uniform bearing surface under heat expansion, preventing piston collapse and distributing thrust loads evenly. Manufactured in Germany. Specifications: 249 cm³ displacement, 72.00 mm stroke, 0.07 mm clearance, 38.00 mm compression height. Features forged construction, optimized heat transfer, elliptical design, domed piston, and two-ring configuration for improved sealing. Includes cross-reference for lock CW18, pin WP033, and ring set 980XSY.
- SKU
- 56-W020.A.WO
- Brand
- Wossner
- Availability
- In Stock (1)
FULL DESCRIPTION
Wossner 66.4mm Domed Piston Kit for 2-Stroke Engines
Enhance your engine's performance and durability with this Wossner forged piston kit. Expertly engineered for 2-stroke applications, this piston is designed to optimize heat transfer, ensuring efficient operation and longevity. The advanced elliptical design combats localized pressure and uneven heat expansion, distributing thrust loads evenly to prevent piston collapse under stress. Manufactured to exacting standards in Germany, this piston features a domed crown for increased efficiency and a twin-ring configuration for superior sealing.
Key Features:
- Forged construction for exceptional strength and reliability.
- Precision engineered for optimal heat transfer from the combustion chamber.
- Elliptical piston design ensures uniform bearing surface and prevents collapse.
- Domed piston top for enhanced combustion efficiency.
- Twin-ring design provides improved cylinder sealing.
Specifications:
- Bore: 66.33 mm
- Piston Size: 66.40 mm
- Displacement: 249 cm³
- Stroke: 72.00 mm
- Clearance: 0.07 mm
- Dome Volume: Domed
- Compression Height: 38.00 mm


