PISTON KIT 1989 YZ125 57.00, WOSSNER 8131D100 YAMAHA MX
Wossner forged piston kit 57.00mm bore. This kit features a +1.00mm oversize bore with an actual bore of 56.94mm. The piston is designed for 2-stroke engines with a forged aluminium construction for superior durability and strength. It offers optimized heat transfer and an elliptical shape for even pressure distribution under heat expansion. Manufactured in Germany. Specifications include a bore size of 57.00mm (+1.00 oversize), actual bore of 56.94mm, compression height of 28.00mm, clearance of 0.06mm, stroke of 50.00mm, displacement of 123 cm³, and 2-stroke compression ratio. Includes Wossner Piston part number 8131D100, Ring Set RSB5700, Lock CW16, Pin WP036. Weight is 208 grams.
- SKU
- 56-W582+100.WO
- Brand
- Wossner
- Availability
- In Stock (1)
FULL DESCRIPTION
Wossner Forged Piston Kit - 57.00mm Bore
This Wossner forged piston kit is precision-manufactured in Germany for high strength and excellent heat dissipation. Specifically designed for 2-stroke engines, the piston features an elliptical design that promotes uniform thrust load distribution during heat expansion, preventing localized pressure points and reducing the likelihood of piston failure. This kit is a +1.00mm oversize bore, with an actual bore of 56.94mm.
Key Features
- Forged aluminum piston for superior durability and strength.
- Optimized for efficient heat transfer from combustion to cylinder walls.
- Elliptically shaped to ensure even pressure distribution under heat expansion.
- Designed for use in 2-stroke engines.
- Made in Germany.
Specifications
- Bore Size: 57.00mm (+1.00 oversize)
- Actual Bore: 56.94mm
- Compression Height: 28.00mm
- Clearance: 0.06mm
- Stroke: 50.00mm
- Displacement: 123 cm³
- Wossner Compression Ratio: 2-stroke
- OEM Compression Ratio: 2-stroke
