Piston Kit 83-87 YZ250 68.00, Wossner 8133DA Yamaha MX 39X-11630-00-00

Piston Kit 83-87 YZ250 68.00, Wossner 8133DA Yamaha MX 39X-11630-00-00. Find the product specifications and compatibility information below.

Product details

• Product: Piston Kit 83-87 YZ250 68.00, Wossner 8133DA Yamaha MX 39X-11630-00-00
• Part number: 56-W560+000.WO
• Brand: Wossner
• Forged piston for high durability and structural strength
• Elliptical design maintains a uniform bearing surface under thermal expansion
• Distributes thrust loads evenly to minimise stress and prevent piston collapse
• Optimised for efficient heat transfer from combustion chamber to cylinder walls
• Manufactured in Germany
• Bore: 68.00mm
• Actual diameter: 67.94mm
• Displacement: 246 cm³
• Stroke: 68.00mm
• Clearance: 0.06mm
• Compression height: 36.00mm
• Compression ratio: 2-stroke
• Cross-Reference OEM Part Numbers
• Piston Kit Part No.: 56-W560+000.WO
• Wossner Piston Kit No.: 8133DA
• Lock: CW18
• Pin: WP033
• Ring Set: RSB6800 x2
• Rod: P2048 (for 1983–1989 models)
• Cross-reference numbers: 39X-11630-00-00, 560M06800

Vehicle fitment

Applications listed in the supplier fitment data:

• YAMAHA YZ 250cc — 1983–1987

Match your exact make, model, year and specification before ordering.

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FDY Performance is a UK motorcycle and ATV parts specialist. We help riders find parts with clear specifications, vehicle fitment information where available and support before ordering.

Need help choosing the right part?

Contact us with your bike make, model and year, plus the part number shown above, and we can help you check compatibility.

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• Email: fdy@fdyperformance.com
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