PISTON 98-00 YZF/WR400F 92 HC, WOSSNER PISTON KIT 8639DC
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Wossner forged piston kit designed for high compression and performance. Engineered for optimal heat transfer to cylinder walls, ensuring efficient combustion. The elliptical design provides a uniform bearing surface under heat expansion, reducing localized pressure and evenly distributing thrust loads to prevent piston collapse. Manufactured in Germany to high-quality standards. Features high-compression forged piston for enhanced performance, optimized heat transfer for efficient combustion, and an elliptical design to prevent piston collapse. Manufactured in Germany. Specifications include a bore size of 92.02mm, actual bore diameter of 91.97mm, displacement of 399 cm³, stroke of 60.10mm, clearance of 0.05mm, Wossner compression ratio of 13.50:1, OEM compression ratio of 12.50:1, dome volume of -4.60 cm³, compression height of 24.10mm. Included components are lock part number CW18, pin part number WP053, and ring set part number 920XSY. Weight is 422 grams.
- SKU
- 56-W199+00C.WO
- Brand
- Wossner
- Availability
- In Stock (6)
- General Product Group
- Engine
- General Product Type
- Pistons & Kits
- General Size
- 92mm
- Variant Id
- 254961
FULL DESCRIPTION
Wossner High Compression Forged Piston Kit
Experience enhanced performance with this Wossner forged piston kit, engineered for high compression applications. This piston is meticulously designed to optimize heat transfer to the cylinder walls, promoting efficient combustion and superior engine operation. Its innovative elliptical design ensures a uniform bearing surface even under extreme heat expansion, effectively reducing localized pressure and evenly distributing thrust loads to prevent piston collapse.
Manufactured to exacting standards in Germany, this Wossner piston kit delivers reliability and performance.
Key Features:
- High-compression forged piston for increased power output.
- Advanced design for optimized heat transfer and efficient combustion.
- Elliptical construction prevents piston collapse under thermal stress.
- Precision manufacturing in Germany for exceptional quality.
Specifications:
- Bore Size: 92.02mm
- Actual Bore Diameter: 91.97mm
- Displacement: 399 cm³
- Stroke: 60.10mm
- Clearance: 0.05mm
- Wossner Compression Ratio: 13.50:1
- OEM Compression Ratio: 12.50:1
- Dome Volume: -4.60 cm³
- Compression Height: 24.10mm
Included Components:
- Lock Part Number: CW18
- Pin Part Number: WP053
- Ring Set Part Number: 920XSY
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Yes. We ship from the UK. Orders ship within 3 working days, then delivery to the United States takes 5–8 business days. The delivery price is shown at checkout before you pay. Delivery details
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