WÖSSNER - Forged Piston (ref. 8657DB): forged piston manufactured in Germany by Wössner, a specialist in engine parts for 2 and 4-stroke engines. Designed to meet the demands of quad engines, it is suitable for engine refurbishment operations or preparations where reliability and machining precision are essential.
- Type: forged piston
- Material: aluminum
- Piston diameter: Ø 94.96 mm (bore diameter indicated 95.01 mm)
- Oversize letter: B
- Number of rings: 2
- Treatment: skirt with anti-friction treatment
- Delivered with: rings, circlips, and pin
The Wössner piston stands out for its forged design and precise machining, tailored to the requirements of modern quad engines. The skirt treatment aims to reduce friction during the initial cycles and facilitate the controlled temperature rise of the piston. The manufacturer reference 8657DB allows for the exact identification of size and compatibility when ordering.
Frequent applications (examples):
- YAMAHA YFZ 450 R SPECIAL EDITION 2WD (2018 - 450 cm³)
- YAMAHA YFZ 450 R 2WD (2018 - 450 cm³)
- YAMAHA YFZ 450 2WD (2013 - 450 cm³)
For any refurbishment or replacement, check the bore diameter and size before installation to ensure a precise fit with the crankshaft and cylinder.
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