{"product_id":"piston-kit-01-04-yfm660-100-a-wossner-8507da-yamaha-atv-3yf-11631-00-x0","title":"PISTON KIT 01-04 YFM660 100 A, WOSSNER 8507DA YAMAHA ATV 3YF-11631-00-X0","description":"\u003cspan style=\"font-size: medium;\"\u003e\u003cstrong\u003ePiston \u003c\/strong\u003e\u003c\/span\u003e\u003cspan style=\"font-size: medium;\"\u003e\u003cstrong\u003eKit\u003c\/strong\u003e\u003c\/span\u003e\u003cspan style=\"font-size: medium;\"\u003e\u003cstrong\u003e 100mm  Bore 99.93 \u003c\/strong\u003e\u003c\/span\u003e\u003cspan style=\"font-size: medium;\"\u003e\u003cstrong\u003e\u003cspan style=\"font-size: medium;\"\u003e\u003cstrong\u003eWossner \u003c\/strong\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cspan style=\"font-size: medium;\"\u003e\u003cstrong\u003e\u003cspan style=\"font-size: medium;\"\u003e\u003cstrong\u003e8507DA \u003cspan style=\"color: #ff0000;\"\u003e(STD)\u003c\/span\u003e\u003cbr\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e \u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eYAMAHA\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003eXTZ660 Tenere 1991 - 1998,\u003cbr\u003eXTZ660 Raptor 1991 - 1998,\u003c\/p\u003e \u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eATV\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eYAMAHA\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003eYFM660R Raptor 2001 - 2009,\u003cbr\u003eYFM660F Grizzly 2001 - 2009,\u003c\/p\u003e \u003cul style=\"box-sizing: border-box; margin: 0px 0px 0.9em; padding: 0px; line-height: 1.3em; list-style: none; font-family: Roboto, sans-serif; color: #343a40; font-size: 16px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; background-color: #ffffff; text-decoration-style: initial; text-decoration-color: initial;\"\u003e \u003cli style=\"box-sizing: border-box; list-style: disc; margin-left: 1.2em;\"\u003eWossner forged pistons are superior in strength and design.\u003c\/li\u003e \u003cli style=\"box-sizing: border-box; list-style: disc; margin-left: 1.2em;\"\u003eEngineered to provide the best possible path for combustion chamber heat transfer to cylinder walls.\u003c\/li\u003e \u003cli style=\"box-sizing: border-box; list-style: disc; margin-left: 1.2em;\"\u003eElliptically                                                                                                                                                                                                                                                                                                      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                                                                                                                                                                                  piston                                                                                                                                                                                                                                                               heat                                                                                                                                                                                                                                                                                                                                                                                                                                              expansion,                                                                                                                                                                                                                                                                                                           eliminating                                                                                                                                                                                                                                                                                                                                        localized                                                                                                                                                                                                                                                                                                                               pressure                                                                                                                                                 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                                                   loads                                                                                                                                                                                                                                                                                                more                                                                                                                                                                                                                  evenly,                                                                                                                                                                                                                                thereby                                                                                                                                                                                                                                                                                                                                                                                                                              preventing                                                                                                                                                                                                                                                                                                                                                   piston                                                                                                                                                                                                         collapse.\u003c\/li\u003e \u003cli style=\"box-sizing: border-box; list-style: disc; margin-left: 1.2em;\"\u003eMade in Germany.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003ePart No. 56-W8507+00A.WO  (phoenixmotos.com) \u003cbr\u003eWossner Piston Yamaha XTZ660 Tenere\/Raptor 100 mm Bore (PN# 8168DA)\u003cbr\u003e Lock P\/N CW22\u003cbr\u003e Pin P\/N WP017\u003cbr\u003e Ring Set P\/N 1000XSY\u003c\/p\u003e \u003cp\u003eDisplay (cm3) 660\u003cbr\u003eHub stroke (mm) 84.00\u003cbr\u003eClearance (mm) 0.07\u003cbr\u003eWossner compression Ratio: OEM\u003cbr\u003eOEM Compression ratio: 9.20:1\u003cbr\u003eDome volume (cm3) -0.30\u003cbr\u003eCompression height (mm) 27.00\u003cbr\u003eTheorectical weight (G)\u003c\/p\u003e \u003cp\u003eCross reference numbers ONLY. \u003cbr\u003e3YF-11631-00-X0, 4966M10000, 01.2660.000\u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e\u003cp\u003e  \u003c\/p\u003e \u003cp\u003e  \u003c\/p\u003e\u003cbr\u003e","brand":"Wossner","offers":[{"title":"Default Title","offer_id":50691545366794,"sku":"56-W8507+00A.WO","price":220.79,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0846\/0094\/6954\/files\/stock56986_1.jpg?v=1738256491","url":"https:\/\/store.phoenixmotos.com\/products\/piston-kit-01-04-yfm660-100-a-wossner-8507da-yamaha-atv-3yf-11631-00-x0","provider":"Phoenix Motos","version":"1.0","type":"link"}