PISTON KIT Aprilia RS125 B, FORGED WOSSNER KIT 8027DB
Wossner forged piston kit for 2-stroke engines. Engineered for optimal heat transfer and uniform bearing surface under heat expansion, this elliptical design prevents localized pressure and distributes thrust loads evenly. Manufactured in Germany. Features forged construction, optimized heat transfer, and an elliptical design to prevent piston collapse. Specifications include a bore of 53.96 mm, piston size of 54.01 mm, stroke of 54.50 mm, clearance of 0.05 mm, and a compression height of 29.00 mm. Cross-reference OEM part numbers: Rings (2x) RSB5400, Clips CW15, Pin WP032.
- SKU
- 56-W046.B.WO
- Brand
- Wossner
- Availability
- In Stock (2)
FULL DESCRIPTION
Wossner Forged Piston Kit for 2-Stroke Engines
Enhance the strength and performance of your 2-stroke engine with this premium Wossner forged piston kit. Engineered in Germany, this piston is designed for optimal heat transfer from the combustion chamber to the cylinder walls, promoting efficient cooling and consistent operation. Its unique elliptical design ensures a uniform bearing surface even under the stress of heat expansion. This intelligent design minimizes localized pressure and evenly distributes thrust loads, effectively preventing piston collapse and ensuring longevity.
Key Features:
- Forged Construction: Offers superior durability and strength compared to cast pistons.
- Optimized Heat Transfer: Promotes efficient cooling for improved engine performance.
- Elliptical Piston Design: Prevents localized pressure and piston collapse by distributing thrust loads evenly.
- 2-Stroke Application Specific: Designed to meet the demands of 2-stroke engine operation.
Specifications:
- Piston Bore: 53.96 mm
- Piston Size: 54.01 mm
- Stroke: 54.50 mm
- Clearance: 0.05 mm
- Compression Height: 29.00 mm


