| Size | 67.5mm |
|---|---|
| Product Type | Pistons & Kits |
| Product Group | Engine |
| Catalogue | DIRT |
| Piston Diameter | 67.50 |
| Bore Diameter | |
| Piston Grade | |
| Compression Ratio |
PISTON KIT 81-83 CR250 67.50, FORGED WOSSNER 8155D150
The Wossner 67.50mm Bore Piston Kit (Part No. 8155D150) is a high-performance forged piston designed for Honda CR250R models from 1981 to 1983. Engineered for durability and efficient heat transfer, it features an elliptical design to ensure even load distribution, reducing localized pressure and preventing piston collapse. Manufactured in Germany, this piston is specifically designed for two-stroke engines.
Features
- High-strength forged piston construction
- Optimized heat transfer for improved combustion efficiency
- Elliptical design for even thrust load distribution
- Designed for two-stroke applications
- Manufactured in Germany
Specifications
- Bore Size: 67.50mm
- Actual Bore Diameter: 67.44mm
- Compression Ratio: Two-stroke
- OEM Compression Ratio: Two-stroke
- Displacement: 246cc
- Stroke: 72.00mm
- Clearance: 0.06mm
- Compression Height: 241.20mm (likely incorrect; please verify)
Cross-Reference OEM Part Numbers
- Lock P/N: CW18
- Pin P/N: WP033
- Ring Set P/N: RSB6750 x2
Vehicle Fitments
- Honda CR250R (1981-1983)
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