PISTON KIT HarleyBuell XB9R, WOSSNER K8624DA-2 97.00mm, Firebolt & XB9S Lightning
Wossner forged piston kit includes two domed pistons with a 97.00mm bore and 96.94mm diameter. This high-compression piston set is designed for 1170cc performance applications, featuring superior strength, longevity, and effective combustion chamber heat transfer. The elliptical design promotes uniform bearing surface and prevents piston collapse. Manufactured in Germany, this kit includes pistons, rings, pins, and circlips, with a compression ratio of 12.3:1. Part numbers: 56-W9940.000.WO, Wossner Piston K8624DA-2.
- SKU
- 56-W9940.000.WO
- Brand
- Wossner
- Availability
- In Stock (1)
FULL DESCRIPTION
Wossner Piston Kit - 97.00mm Bore, High Compression Domed
Enhance the performance and durability of your motorcycle with this Wossner Piston Kit. Engineered for high-compression applications, this kit features two forged domed pistons designed for optimal power delivery and longevity. The advanced design promotes effective combustion chamber heat transfer, while the elliptical shape ensures uniform bearing surfaces under heat expansion, preventing piston collapse and distributing thrust loads evenly. Manufactured in Germany to exacting standards, this kit is a superior choice for performance-oriented builds.
Key Features:
- Forged piston construction for exceptional strength and durability.
- Designed for efficient heat transfer from the combustion chamber to the cylinder walls.
- Elliptical piston design promotes uniform bearing surface under thermal expansion.
- Even distribution of thrust loads to prevent piston collapse.
- Domed piston design for high-compression configurations.
- Made in Germany.
Specifications:
- Standard Bore Size: 97.00mm
- Measured Piston Diameter: 96.94mm
- Compression Ratio: 12.3:1
- Kit Contents: Includes 2 pistons, rings, pins, and circlips.


