Wossner Forged Piston kitYAMAHA 80 YZ 80 - 1982 - 1983

WÖSSNER Forged Piston - manufacturer reference 8185DA. Designed for motocross displacements, this Wössner forged piston adheres to German manufacturing standards for 2 and 4-stroke engine parts. Machined from aluminum, it features a skirt with an anti-friction treatment and is delivered ready for installation with ring(s), circlips, and pin.

• Piston diameter: Ø 46.950 mm (bore 47.00 mm)
• Oversize letter: A
• Material: Forged aluminum
• Number of rings: 1
• Contents: piston, ring(s), circlips, and pin included

This piston is aimed at riders and mechanics looking for a robust replacement part to restore or prepare a motocross engine. The forged manufacturing provides material homogeneity suited to the mechanical stresses encountered in off-road conditions. Before installation, check the piston/bore clearance and follow the manufacturer's recommendations for break-in and torque to ensure reliable operation.

Common compatibilities: possible fits for vintage and reproduction motocross models (examples: YAMAHA YZ 80 1982–1983). For any questions regarding sizing or adaptation, please provide your model and year to verify exact compatibility.