{"product_id":"cilindro-yamaha-yz-85-2019-23-athena","title":"Cylinder Athena Yamaha YZ 85 19-23","description":"\u003cp\u003eCylinder \u003cstrong\u003eYamaha YZ 85cc 2019-21\u003c\/strong\u003e Athena d=47.5mm\u003cbr\u003eAthena presents the new thermal group with \u003cstrong\u003eoriginal diameter\u003c\/strong\u003e for the \u003cstrong\u003eYamaha YZ 85 2019-2021.\u003c\/strong\u003e\u003cbr\u003e \u003cbr\u003e The Kit guarantees the same performance as the original cylinder, extreme reliability, and optimal smoothness thanks to the lightweight \u003cstrong\u003ealuminum\u003c\/strong\u003e cylinder, the nickel-silicon coating, and a new piston with a sintered molybdenum disulfide coating to \u003cstrong\u003efurther reduce friction.\u003c\/strong\u003e\u003cbr\u003e All the components of the kit have been developed to withstand the highest temperatures, pressures, and stress, and are perfectly interchangeable with the original components.\u003cbr\u003e \u003cbr\u003e \u003cstrong\u003eThe kit features some improvements over the original:\u003c\/strong\u003e\u003cbr\u003e 6 studs in the original cylinder head are only 4, and Athena has designed and developed a cylinder head with \u003cstrong\u003e6 studs\u003c\/strong\u003e to redistribute the \u003cstrong\u003etightening load\u003c\/strong\u003e more evenly, preventing leaks and improving the seal between the cylinder head and the cylinder.\u003cbr\u003e The original cylinder head, made entirely of aluminum, has been revised and newly developed with a \u003cstrong\u003ereplaceable bronze insert\u003c\/strong\u003e, in order to ensure maximum flexibility in customization and \u003cstrong\u003eperformance improvement\u003c\/strong\u003e. The insert is made of bronze, which offers \u003cstrong\u003egreater thermal stability\u003c\/strong\u003e than aluminum, even at high temperatures.\u003cbr\u003e \u003cstrong\u003e\u003cbr\u003e \u003c\/strong\u003e\u003cstrong\u003eThis thermal group can be installed without any need to modify the engine crankcase\u003c\/strong\u003e\u003c\/p\u003e","brand":"Athena Parts","offers":[{"title":"Default Title","offer_id":54305650901377,"sku":"P400485100076","price":724.37,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0860\/6223\/5959\/files\/01_4.jpg?v=1750266612","url":"https:\/\/motoscoot.net\/en\/products\/cylinder-yamaha-yz-85-2019-23-athena","provider":"Motoscoot","version":"1.0","type":"link"}