{"product_id":"1984-1997-harley-davidson-big-twin-evo-big-bore-top-end-gasket-kit-040-fkm-rubber-mls-steel","title":"1984-1997 Harley-Davidson Big Twin Evo Big Bore Top End Gasket Kit .040\" - FKM Rubber MLS Steel","description":"\u003cp\u003eThis big bore top end gasket kit provides a complete sealing solution for Harley-Davidson Evolution engines with increased cylinder bores. The set features .040\" thick FKM rubber-coated stainless steel head gaskets and Viton rubber rocker seals to maintain maximum heat resistance and oil retention. Every component is manufactured to precise standards to ensure a reliable fit and long-term protection against leaks during high-performance engine operation.\u003c\/p\u003e\n\n\u003cp\u003eThis kit fits 1984-1997 Harley-Davidson Evolution Big Twin models, including Softail, Touring, and Dyna applications such as Fat Boy, Heritage Softail, Electra Glide, and Super Glide.\u003c\/p\u003e","brand":"Harley-Davidson","offers":[{"title":"Default Title","offer_id":53089735934176,"sku":"NFTEBTMLSBB4EV","price":79.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0790\/8451\/9648\/files\/BigTwinTopEndKit_TEBTMLSBB040EV.png?v=1781616801","url":"https:\/\/nightforgeparts.com\/products\/1984-1997-harley-davidson-big-twin-evo-big-bore-top-end-gasket-kit-040-fkm-rubber-mls-steel","provider":"Night Forge Parts","version":"1.0","type":"link"}