Wossner Piston Kit Xt Tt Sr 500 88.00, Forged Wossner 8505d100

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⚠️ Fitment note: The Make/Model filter is for guidance only. Please verify model / year / engine size in the product description before purchase. The product description is the def initive fitment reference. If you’re unsure, message us and we’ll confirm fitment. Wossner forged piston kit designed for European Yamaha XT500, TT500, and SR500 models from 1976 to 1989. Manufactured in Germany, this piston offers superior strength and heat transfer efficiency. The elliptical design ensures even load distribution, reducing localized pressure and preventing piston collapse. Features Forged construction for enhanced durability and strength Optimized heat transfer for improved performance Elliptical design for uniform bearing surface and reduced wear Designed for 4-stroke engines Specifications Bore Size: 88.00 mm Actual Bore: 87.93 mm Stroke: 84.00 mm Clearance: 0.07 mm Compression Height: 29.00 mm Dome Volume: +13.70 cm³ Compression Ratio: 9.80:1 (OEM: 9.00:1) Displacement: 449 cm³ Made in Germany Cross-Reference OEM Part Numbers Wossner Part No.: 8505D100 Lock P/N: CW20 Pin P/N: WP052 Ring Set P/N: 880XSY Vehicle Fitments Yamaha XT500 (1976-1989) [European models] Yamaha TT500 (1976-1989) [European models] Yamaha SR500 (1976-1989) [European models] Show more