{"product_id":"s-s-cycle-cylinder-head-kit-super-stocktm-black-evolution-big-twin-88-99-90-1504","title":"S\u0026S CYCLE Cylinder Head Kit - Super Stock™ - Black - Evolution Big Twin '88-'99 90-1504","description":"\u003cp\u003eCylinder Head Kit - Super Stock™ - Black - Evolution Big Twin '88-'99\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\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\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor\/Finish:\u003c\/strong\u003e Powder-Coated\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e Super Stock\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Name:\u003c\/strong\u003e Cylinder Head Kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRiding Style:\u003c\/strong\u003e Street\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnits:\u003c\/strong\u003e Pair\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e US\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Dimensions:\u003c\/strong\u003e 18.14 L × 11.45 W × 11.33 H in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping Weight:\u003c\/strong\u003e 24.75 lb\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":47886357823625,"sku":"90-1504","price":1799.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/8930\/5993\/files\/90-1504-image-1.png?v=1785687542","url":"https:\/\/americanvtwinparts.com\/products\/s-s-cycle-cylinder-head-kit-super-stocktm-black-evolution-big-twin-88-99-90-1504","provider":"American V Twin","version":"1.0","type":"link"}