PISTON KIT 87-89 KX250 67.40, WOSSNER 8129DA KAWASAKI MX 13001-1246
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Wossner 67.40mm standard bore forged piston kit for Kawasaki KX250 1987-1989. Features forged construction with an elliptical design for heat expansion and load distribution. Built for two-stroke applications, this kit supports efficient combustion heat transfer and structural reliability. Manufactured in Germany. Specifications: Bore 67.40mm, Actual diameter 67.34mm, Displacement 249 cm³, Stroke 70.00mm, Clearance 0.06mm, Compression height 37.00mm, Compression ratio 2-stroke. Includes Wossner Piston Kit No. 8129DA, Lock CW18, Pin WP033, Ring Set RSB6740 x 2. OEM Reference: 13001-1246. Additional Reference: 556M06740. Piston Kit Part No.: 56-W556+000.WO. Weight: 320g.
- SKU
- 56-W556+000.WO
- Brand
- Wossner
- Availability
- Out of Stock
- General Product Group
- Engine
- General Product Type
- Pistons & Kits
- General Size
- 67.4mm
- Variant Id
- 256788
FULL DESCRIPTION
Wossner Forged Piston Kit for Kawasaki KX250 (1987-1989)
This Wossner forged piston kit is precision engineered for high-performance two-stroke engines. Designed to meet the demanding requirements of motocross, this kit offers superior strength, durability, and efficient heat management for your Kawasaki KX250.
Key Features:
- Forged Construction: Provides exceptional strength and longevity, handling higher combustion pressures and temperatures.
- Elliptical Piston Design: Engineered to accommodate thermal expansion, ensuring an even bearing surface during operation and reducing stress.
- Optimized Load Distribution: Effectively manages thrust loads, minimizing localized pressure points and preventing piston collapse for enhanced reliability.
- Efficient Heat Transfer: Promotes effective heat transfer from the combustion chamber to the cylinder walls, aiding in engine cooling and performance consistency.
- German Manufacturing: Built to exacting standards in Germany, ensuring quality and performance you can trust.
Specifications:
- Bore Diameter: 67.40mm
- Actual Piston Diameter: 67.34mm
- Engine Displacement: 249 cm³
- Stroke: 70.00mm
- Piston to Cylinder Clearance: 0.06mm
- Compression Height: 37.00mm
- Compression Ratio Type: 2-stroke
Included Components:
- Forged Piston
- Piston Pin (WP033)
- Lock Clips (CW18)
- Ring Set (RSB6740 x 2)
Cross-Reference Part Numbers:
- Wossner Piston Kit: 8129DA
- Wossner Part Number: 56-W556+
- Additional Reference: 556M06740
- OEM Reference: 13001-1246
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