{"product_id":"s-s-cycle-91-cc-super-stock-cylinder-heads-0237181903","title":"91 cc Super Stock® Cylinder Heads","description":"\u003cp\u003eCylinder Heads - 91 cc - Super Stock™ - Twin Cam\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDesigned specifically for S\u0026amp;S® T-Series T2 long block engines for Harley Davidson® big twins and engines with S\u0026amp;S® 4-1\/4\" bore Hot Set Up installed\u003c\/li\u003e\n\u003cli\u003e2.000\" intake and 1.605\" exhaust valves coupled with S\u0026amp;S® ports, supply plenty of air for these big motors\u003c\/li\u003e\n\u003cli\u003eS\u0026amp;S® High performance valve springs allow the installation of camshafts with up to .650\" lift\u003c\/li\u003e\n\u003cli\u003eCompatible with stock rocker boxes, exhaust, and intake manifolds\u003c\/li\u003e\n\u003cli\u003eManifold mounting surface is machined to stock dimensions\u003c\/li\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003cli\u003eA special manifold\/throttle body is required for engines that are not stock height.\u003c\/li\u003e\n\u003cli\u003eNot machined for compression releases.\u003c\/li\u003e\n\u003cli\u003eMust use S\u0026amp;S valve cover gasket kit with stock rocker covers.\u003c\/li\u003e\n\u003cli\u003eNot compatible with '14-'16 FLHTK\/FLHTKL, FLHTCUTG Twin-Cooled motors or '17 touring models.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eSpecial instructions:\u003c\/strong\u003e N\/F USE W\/COMP RELEASES ?25PJL\u003c\/p\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":54476787482942,"sku":"900-0349","price":1795.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0994\/8384\/4926\/files\/s-s-cycle-91-cc-super-stock-cylinder-heads-0237181903__source-01__image-01_d87b3aa9-078b-4fd8-9b31-417b9209ecb4.jpg?v=1789778223","url":"https:\/\/twistiesmotorsports.com\/products\/s-s-cycle-91-cc-super-stock-cylinder-heads-0237181903","provider":"TWISTIES MOTORSPORTS ","version":"1.0","type":"link"}