
PISTON KIT BULTACO TS250 74.00, WOSSNER 8291D200
This Wossner forged piston kit with a 74.00mm nominal bore (actual 73.94mm) is designed for the Bultaco TS250 from 1970. Built for two-stroke applications, it delivers robust performance and long-term reliability, ideal for vintage engine rebuilds requiring precision fit and durability.
Features
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Forged piston design offers increased strength and longevity
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Engineered for efficient heat transfer and reduced thermal stress
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Elliptical skirt profile minimises friction and prevents piston collapse
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Manufactured in Germany with high-precision standards
Specifications
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Bore Size: 74.00mm (actual 73.94mm)
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Stroke: 60.00 mm
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Clearance: 0.06 mm
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Wossner Compression Ratio: 2 stroke
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OEM Compression Ratio: 2 stroke
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Compression Height: 29.00 mm
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Lock Part Number: CW16
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Pin Part Number: WP027
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Ring Set Part Number: RSB7350
Vehicle Fitments
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Bultaco TS250 1970