| Size | 99mm |
|---|---|
| Product Type | Pistons & Kits |
| Product Group | Engine |
| Catalogue | ATV, DIRT, ROAD |
| Piston Diameter | 99.00 |
PISTON KIT 98-01 YFM600 99.00, FORGED WOSSNER 8501D400
Wossner 99.00mm forged piston kit is designed for strength and durability. Engineered for optimal heat transfer, it ensures efficient cooling of the combustion chamber. The elliptical design provides a uniform bearing surface, reducing localized pressure and distributing thrust loads evenly to prevent piston collapse. Manufactured in Germany for precision and reliability.
Features
- Forged construction for enhanced strength and longevity
- Optimized heat transfer for improved engine performance
- Elliptical design prevents piston collapse and ensures even load distribution
- Manufactured in Germany for high-quality standards
Specifications
- Bore Size: 99.00mm
- Actual Bore Diameter: 98.93mm
- Displacement: 595 cm³
- Stroke: 84.00mm
- Clearance: 0.07mm
- Wossner Compression Ratio: 10.70:1
- OEM Compression Ratio: 8.50:1
- Dome Volume: -0.50 cm³
- Compression Height: 28.00mm
- Lock Part Number: CW22
- Pin Part Number: WP009
- Ring Set Part Number: 980XSY
Cross-Reference OEM Part Numbers
- Part No: 56-W4797+400.WO
- Wossner Part No: 8501D400
Vehicle Fitments
- Yamaha XT600 (1984 – 2004)
- Yamaha XT600E (1984 – 2004)
- Yamaha TT600 (1984 – 2004)
- Yamaha TT600R (1984 – 2004)
- Yamaha YFM600 Grizzly (1998 – 2001)
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