PISTON KIT YAMAHA YZ 65 2018-2020, WOSSNER 8306DB, 43.50mm
PISTON KIT YAMAHA YZ 65 2018-2020, WOSSNER 8306DB, 43.50mm
This Wossner piston kit is designed for Yamaha YZ 65 models from 2018 to 2019. With a bore size of 43.51mm and a +0.01mm oversize, this forged piston offers a precise fit, excellent strength, and reliable heat management. Manufactured in Germany, it is ideal for maintaining engine performance and durability under competitive riding conditions.
Features
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Forged high-performance piston with skirt coating
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Engineered for effective heat transfer from combustion chamber to cylinder walls
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Elliptical design ensures uniform bearing surface under thermal expansion
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Distributes thrust loads evenly and minimises localised pressure
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Prevents piston collapse under high stress
Specifications
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Bore size: 43.51mm
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Piston Size 43.46
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Oversize: +0.01mm
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Country of manufacture: Germany
Cross-Reference OEM Part Numbers
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Wossner 8306DB
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56-W9991.B.WO
Vehicle Fitments
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Yamaha YZ 65 2018–2019