{"product_id":"kit-de-juntas-cometic-solo-motor-est-diametro-de-4-125-para-harley-davidson","title":"Cometic Gasket Kit, Engine Only, 4.125\" Bore, for Harley Davidson","description":"With 4-1\/8\" MLS (multi-layer steel) 0.040\" bore cylinder head gaskets.\u003cbr data-mce-fragment=\"1\"\u003e With 99-10 style breather gaskets and early style 99-04 valve stem seals.\u003cbr data-mce-fragment=\"1\"\u003e These EST (Extreme-Sealing-Technology) gasket sets are complete with all gaskets, seals, and O-rings used on the specific HD model listed, excluding primary gaskets.\u003cbr data-mce-fragment=\"1\"\u003e It's the easy way to perform a complete overhaul and have all the necessary gaskets in one package for engine reassembly.\u003cbr data-mce-fragment=\"1\"\u003e This EST gasket set contains MLS (multi-layer steel) cylinder head gaskets that eliminate the use of pin O-rings.\u003cbr data-mce-fragment=\"1\"\u003e Base gaskets are 0.020\" thick SLS (single layer steel).  \u003cbr data-mce-fragment=\"1\"\u003eThey have 0.005\" of high temperature Viton rubber on both sides and are the strongest on the market.\u003cbr data-mce-fragment=\"1\"\u003e The rocker cover gaskets are also 0.020\" thick SLS.\u003cbr data-mce-fragment=\"1\"\u003e They will not leak, extrude, tear, or become brittle over time.\u003cbr data-mce-fragment=\"1\"\u003e Exhaust gaskets will not obstruct the flow of exhaust gases and will not fray at the exhaust port.\u003cbr data-mce-fragment=\"1\"\u003e The valve seals use Viton rubber and external springs for a perfect seal.\u003cbr data-mce-fragment=\"1\"\u003e - MLS = Multi-Layer Steel Explanation: Consists of a top and bottom layer of stainless spring steel that is covered by high-temperature rubber on both sides.\u003cbr data-mce-fragment=\"1\"\u003e The inner ring is also made of stainless steel.\u003cbr data-mce-fragment=\"1\"\u003e These 3-layer gaskets are riveted together, outside the gasket surface, for ease of installation.\u003cbr data-mce-fragment=\"1\"\u003e MLS head gaskets eliminate the use of pin-type O-rings.\u003cbr data-mce-fragment=\"1\"\u003e \u003cbr data-mce-fragment=\"1\"\u003eFits: \u0026gt; 99-17 Twin Cam (except Twin Cooled). Includes early 99-04 valve stem seals and 99-10 style breather gaskets\u003cbr data-mce-fragment=\"1\"\u003e","brand":"Cometic","offers":[{"title":"Default Title","offer_id":47176255996227,"sku":"MC561868","price":164.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1606\/2595\/files\/561868k.jpg?v=1695034621","url":"https:\/\/california-motorcycles.com\/en\/products\/kit-de-juntas-cometic-solo-motor-est-diametro-de-4-125-para-harley-davidson","provider":"California Motorcycles","version":"1.0","type":"link"}