Manufacturer reference: 8505D050
The WÖSSNER Pro Series forged piston is a precision engine part designed in Germany for enthusiasts of roadsters and single-cylinder engines. Made from aluminum and machined to manufacturer tolerances, it provides a reliable base for engine rebuilding or maintenance without questioning existing components. Its skirt features an anti-friction treatment to reduce friction during break-in and usage phases.
- WÖSSNER Pro Series forged piston, material: aluminum
- Bore diameter: 87.50 mm — Piston diameter: Ø 87.43 mm (letter oversize 050)
- Compression: standard
- Anti-friction treatment of the skirt
- Delivered complete with ring(s), circlips, and pin
Designed to fit into roadster engines, this piston is particularly suitable for the classic models listed as references: YAMAHA XT 500 (1989), YAMAHA SR 500 (1989), and YAMAHA XT 400 (1981). Installation and wear check recommended: check the bore, cylinder condition, and piston/ring clearance before installation to ensure optimal operation.
For DIY motorcyclists and workshops, this WÖSSNER piston provides a clear and traceable technical replacement solution, with the necessary mounting accessories included in the kit.
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