{"product_id":"retro-top-end-conversion-kit-1","title":"Retro Top End Conversion Kit","description":"Give your Shovelhead engine that nostalgic look of a Panhead. Kit consists of a set of S\u0026amp;S P-series cylinder heads with rocker cradles, S\u0026amp;S roller rocker arms, S\u0026amp;S hydraulic tappets, billet tappet guides, Quickee pushrods, pushrod cover clips and all required gaskets and hardware for assembly. Heads have a Shovelhead bolt pattern, making them compatible with any stock or aftermarket cylinders for 66-84 Big Twins; heads come complete with valves and .590\" lift valve springs. Accept stock or S\u0026amp;S O-ring-style manifolds for Shovelheads and any exhaust system made to fit a shovelhead engine. Kits do not include pan covers..","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":44419506339885,"sku":"FJHF_106-1070","price":3995.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/4057\/5021\/files\/09300089_0.png?v=1765747553","url":"https:\/\/shopronayers.com\/products\/retro-top-end-conversion-kit-1","provider":"Ron Ayers Motorsports","version":"1.0","type":"link"}