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Wossner  |  SKU: 56-W833.A.WO
New arrival

PISTON KIT 03-09 CR85 47.50 A, WOSSNER 8105DA HONDA MX

Available from Supplier — dispatched directly

This item is dispatched directly to you by our supplier. Supplier stock is separate from stock held at BTP.

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£81.96

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Description

This Wossner forged piston kit is designed for the Honda CR85 from 2003 to 2009, featuring a 47.50mm bore and a 47.45mm piston diameter. Engineered for optimal strength and thermal efficiency, it delivers precision and durability for high-performance two-stroke applications.

Features

  • Forged construction ensures superior strength and longevity

  • Designed for effective heat transfer from combustion chamber to cylinder walls

  • Elliptical piston profile distributes load evenly during expansion, minimising localised pressure and risk of piston collapse

  • Manufactured in Germany for consistent quality

Specifications

  • Bore Size: 47.50 mm

  • Piston Diameter: 47.45 mm

  • Compression Height: 24.00 mm

  • Stroke: 47.80 mm

  • Clearance: 0.05 mm

  • Compression Ratio: 2-stroke (Wossner and OEM)

  • Displacement: 84 cm³

Cross-Reference OEM Part Numbers

  • Wossner Piston Kit: 8105DA

  • Alternate Piston Kit Reference: 56-W833.A.WO

  • Lock: CW14

  • Pin: WP058

  • Ring Set: RSB4750

  • Rod: P2003

OEM References:

  • PIN, PISTON: 13111-GC4-600

  • PISTON B: 13120-GBF-B40

  • RING, PISTON TOP: 13121-GBF-B41

Vehicle Fitments

  • 2003 Honda CR85

  • 2004 Honda CR85

  • 2005 Honda CR85

  • 2006 Honda CR85

  • 2007 Honda CR85

  • 2008 Honda CR85

  • 2009 Honda CR85

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