PISTON KIT 05-09 CR250 66.40 B, WOSSNER 8171DB HONDA MX
PISTON KIT 05-09 CR250 66.40 B, WOSSNER 8171DB HONDA MX
This Wossner piston kit features a 66.41mm bore size and is specifically designed for the Honda CR250R models from 2005 to 2007. Built with forged construction in Germany, it provides excellent strength and heat dissipation. Its elliptical profile helps maintain a uniform bearing surface under high-temperature conditions, improving durability and performance.
Features
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Forged piston for enhanced strength and longevity
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Designed for efficient combustion heat transfer to cylinder walls
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Elliptical design minimises localised pressure and reduces piston collapse risk
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German-manufactured for precision and reliability
Specifications
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Bore: 66.41 mm
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Actual diameter: 66.35 mm
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Clearance: 0.06 mm
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Compression height: 38.00 mm
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Display: 249 cm³
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Stroke: 72.00 mm
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Wossner compression ratio: 2-stroke
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OEM compression ratio: 2-stroke
Vehicle Fitments
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Honda CR 250 R 2005 - 2007