PISTON KIT YAM 350 R5 65.00, WOSSNER 8221D100
Single forged Wossner piston kit for Yamaha 350 R5. Features a +1.00mm oversized bore (65.00mm) with an actual piston diameter of 64.93mm. The elliptical piston design promotes even pressure distribution under heat expansion, reducing the risk of collapse and improving combustion heat dissipation. Manufactured in Germany, this piston is suitable for high-performance two-stroke engine applications. Specifications include a displacement of 347cm³, a stroke of 54.00mm, a clearance of 0.07mm, and a compression height of 36.00mm. Cross-reference OEM parts include Clips CW16, Piston Pin WP027, and Rings RSB6500 x 2. Part Number: 8221D100.
- SKU
- 56-W9898.100.WO
- Brand
- Wossner
- Availability
- In Stock (2)
FULL DESCRIPTION
Wossner Piston Kit for Yamaha 350 R5
This Wossner piston kit is engineered for high-performance applications, featuring a single forged piston designed to enhance the strength and thermal stability of your Yamaha 350 R5 engine. Manufactured in Germany, this piston kit is built for demanding use in two-stroke engines.
Key Features
- Single forged Wossner piston
- Oversized bore for increased displacement and performance
- Elliptical piston design promotes even pressure distribution under heat expansion, reducing the risk of collapse
- Engineered for improved combustion heat dissipation
- Premium quality construction made in Germany
Specifications
- Part Number: 8221D100
- Bore Size: 65.00mm (actual piston diameter 64.93mm)
- Oversize: +1.00mm
- Displacement: 347cm³
- Stroke: 54.00mm
- Clearance: 0.07mm
- Wossner Compression Ratio: 2-stroke
- OEM Compression Ratio: 2-stroke
- Compression Height: 36.00mm
Included Components
- Piston Rings: RSB6500 x 2
- Piston Pin: WP027
- Circlips: CW16


