PISTON 73-81 MAICO 440 82.50, FORGED WOSSNER KIT 8099D050
Wossner 8099D050 forged piston kit with an 82.50mm bore (+0.50mm). Designed for Maico MC/MD 440 models from 1973 to 1981. Features Wossner forged pistons known for superior strength and design, engineered for efficient combustion chamber heat transfer to cylinder walls. The elliptical design provides a more uniform bearing surface under piston heat expansion, preventing collapse. Made in Germany. Includes lock CA18, pin WP039, and ring set RSC8250. Specifications: 438 cm³ displacement, 83.00mm hub stroke, 0.08mm clearance, 41.70mm compression height.
- SKU
- 56-W143+0.50
- Brand
- Wossner
- Availability
- In Stock (2)
FULL DESCRIPTION
Wossner 82.50mm Forged Piston Kit for Maico MC/MD 440 (1973-1981)
Upgrade your Maico MC/MD 440 motorcycle with this high-performance Wossner forged piston kit. Designed for Maico models produced between 1973 and 1981, this kit features an 82.50mm bore (+0.50mm oversize) for optimal engine performance. Wossner pistons are renowned for their superior strength and advanced design, ensuring durability and power.
Key Features:
- Premium Forged Construction: Wossner forged pistons offer exceptional strength and resistance to extreme operating conditions.
- Enhanced Heat Transfer: Engineered to efficiently transfer combustion chamber heat to the cylinder walls, contributing to optimal engine temperature management.
- Elliptical Piston Design: The elliptical shape ensures a more uniform bearing surface, even under the thermal expansion of the piston, preventing collapse and maintaining performance.
- Complete Kit: Includes all necessary components for a seamless installation: Lock (CA18), Pin (WP039), and Ring Set (RSC8250).
- German Engineering: Manufactured in Germany, guaranteeing precision and quality.
- Specifications:
- Bore Size: 82.50mm (+0.50mm)
- Engine Displacement: 438 cm³
- Stroke: 83.00mm
- Piston Clearance: 0.08mm
- Compression Height: 41.70mm


