Wossner forged Piston kitRef : WO00194A / 1093612005

WÖSSNER Forged Piston - Manufacturer Ref. 8188D200

Designed and machined in Germany, this Wössner forged piston is aimed at demanding motocross riders looking for a precision engine part. Made from aluminum, it features a friction-treated skirt to minimize wear during high revs and the repeated cycles typical of off-road riding.

• Bore diameter: 49.00 mm
• Piston diameter: Ø 48.950 mm (48.95 mm)
• Oversize: 200 (0.20 mm)
• Number of rings: 1
• Delivered complete with ring(s), circlips, and pin
• Material: forged aluminum

The 8188D200 piston is suitable for replacement operations with an oversize of 0.20 mm for corresponding cylinders. Its forged design offers controlled geometry and uniform heat dissipation, appreciated during intense track sessions. This part is intended for 2-stroke and 4-stroke engines and fits several motocross models, including Yamaha YZ 80 (years 2000-2001, LW Big Wheels variants).

For any engine refurbishment, check the bore and piston/ring clearance before installation. This Wössner piston provides a robust and precise base to restore the original characteristics of your cylinder.