{"product_id":"super-stock™-cylinder-head-kit","title":"Super Stock™ Cylinder Head Kit","description":"\u003cp\u003eCylinder Head Kit - Super Stock™ - Natural - Evolution Big Twin '88-'99\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eS\u0026amp;S heads give great performance, and work with additional upgrades\u003c\/li\u003e\n\u003cli\u003eCompatible with stock 3-1\/2\" or 3-5\/8\" bore engines\u003c\/li\u003e\n\u003cli\u003eFully assembled, and include stainless steel valves and high-lift springs (up to .640 lift)\u003c\/li\u003e\n\u003cli\u003eLarge 2.000\" intake and 1.605\" exhaust valves and high flowing ports supply plenty of air for big inch engines\u003c\/li\u003e\n\u003cli\u003eMust reuse stock headbolts\u003c\/li\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003cli\u003eS\u0026amp;S Super Stock piston kits are required.\u003c\/li\u003e\n\u003cli\u003eIntake manifold, pistons and gasket kits are sold separately.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Natural - Evolution Big Twin '88-'99","offer_id":53169330323823,"sku":"0930-0007","price":1949.95,"currency_code":"USD","in_stock":true},{"title":"Black - Evolution Big Twin '88-'99","offer_id":53169330356591,"sku":"0930-0008","price":1799.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/0323\/6463\/files\/00ECD605-2921-4237-9DAF-1BFFB308EE26.png?v=1782970300","url":"https:\/\/factory47.com\/products\/super-stock%e2%84%a2-cylinder-head-kit","provider":"Factory 47","version":"1.0","type":"link"}