PISTON 73-81 MAICO 440 82.50, FORGED WOSSNER KIT 8099D050
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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PISTON 73-81 MAICO 440 82.50, FORGED WOSSNER KIT 8099D050 is available to order. Please contact us to confirm availability and lead time.
Pickup currently unavailable at Braydon Trailers HQ
BTP – Your Trusted Trailer & ATV Specialists in the South West
Authorised dealer for top brands, including CFMOTO, Brian James, Debon, Cheval Liberté, Tiki, Woodford, Erde, and more.
Description
Description
- Piston Kit: Wossner 8099D050, with an 82.50mm bore (+0.50mm)
- Application: Maico MC/MD 440, produced between 1973 and 1981
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Features:
- Wossner forged pistons known for superior strength and design
- Engineered for efficient combustion chamber heat transfer to cylinder walls
- Elliptical design for a more uniform bearing surface under piston heat expansion, preventing collapse
- Manufacturing: Made in Germany
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Additional Parts:
- Lock: CA18
- Pin: WP039
- Ring Set: RSC8250
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Specifications:
- Displacement: 438 cm³
- Hub Stroke: 83.00mm
- Clearance: 0.08mm
- Compression Ratio: Wossner (not specified), OEM (not specified)
- Dome Volume: Not provided
- Compression Height: 41.70mm
- Theoretical Weight: Not provided

