Wossner forged Pro Series Piston kitRef : WO00302A / 1093778002

The WÖSSNER forged piston ref. 8638DB is a robust replacement part, manufactured in Germany by engine part specialists for 2 and 4-stroke engines. Made from forged aluminum, it meets the requirements for standard preparations and replacements while maintaining a polished finish on the skirt to minimize friction and wear.

• Type: forged piston
• Material: aluminum
• Piston diameter: Ø 96.960 mm (bore 97.01 mm)
• Oversize: Letter B
• Compression: standard
• Finish: anti-friction treatment of the skirt
• Delivered with: ring(s), circlips, and pin

This piston is aimed at enthusiasts of motocross, quads, and roadsters who are looking for a reliable engine part to recondition their cylinder in oversize B. Its forged design makes it suitable for demanding applications where mechanical strength is crucial. Always check the bore size and compatibility before installation.

Examples of compatible motorcycles: GAS GAS SM 450 HALLEY (2009), GAS GAS SM 450 (2009), GAS GAS WILD HP 450 (2008). For safe installation, check tolerances and piston/ring clearances according to manufacturer specifications.