PISTON KIT 2014 YZF450 97mm HC, FORGED WOSSNER 8896DC
Wossner 56-W4964.C.WO high-compression forged piston kit for Yamaha YZ450F. Features forged construction for high strength and an elliptical piston shape for even bearing surface expansion, reducing localized stress and minimizing the risk of collapse. Designed for high-performance engine demands with a 97.02mm bore (96.98mm actual size) and a 13.50:1 compression ratio, which is an upgrade from the OEM 12.50:1 ratio. Manufactured in Germany. Specifications include a 449 cm³ displacement, 60.80mm stroke, 0.04mm clearance, -2.10 cm³ dome volume, and 24.00mm compression height. Weight is 418 grams.
- SKU
- 56-W4964.C.WO
- Brand
- Wossner
- Availability
- In Stock (1)
FULL DESCRIPTION
Wossner 8896DC High-Compression Forged Piston Kit 97mm
Enhance your engine's performance with the Wossner 8896DC High-Compression Forged Piston Kit. Engineered for demanding applications, this piston kit offers superior strength and efficient heat transfer, crucial for high-performance engines.
The innovative elliptical piston shape is designed to promote even bearing surface expansion. This intelligent design helps to reduce localized stress and significantly minimizes the risk of piston collapse, ensuring greater durability and reliability under pressure.
Key Features:
- Forged construction provides exceptional strength for demanding use.
- Elliptical profile ensures uniform expansion and optimal thrust distribution.
- Specially designed for high-compression engine configurations.
- Manufactured in Germany to exacting standards.
Specifications:
- Bore Size: 97.02mm (actual size 96.98mm)
- Displacement: 449 cm³
- Stroke: 60.80mm
- Clearance: 0.04mm
- Wossner Compression Ratio: 13.50:1
- OEM Compression Ratio: 12.50:1
- Dome Volume: -2.10 cm³
- Compression Height: 24.00mm


