{"product_id":"s-s-cycle-84-99-bt-super-stock-cylinder-heads-polished-aluminum-finish","title":"S\u0026S Cycle 84-99 BT Super Stock Cylinder Heads - Polished Aluminum Finish","description":"These S\u0026amp;S® Super Stock® high performance cylinder heads are designed specifically for early production S\u0026amp;S® T124 engines for 1999-'06 HD® big twins. Heads are machined for the S\u0026amp;S® cylinder stud pattern used on S\u0026amp;S® Special Application crankcases. 2.000\" intake and 1.605\" exhaust valves coupled with S\u0026amp;S® ports, supply plenty of air for these big motors. Machined for S\u0026amp;S® electric or manual compression releases. The manifold mounting surface machined to stock specifications so special length manifold\/throttle body is required for engines that are not stock height. S\u0026amp;S® High performance valve springs allow the installation of camshafts with up to .650\" lift. Compatible with stock rocker boxes, exhaust, and intake manifolds.","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":45171745423514,"sku":"SSC90-1371","price":1999.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/3044\/8852\/files\/d0337504a8ba0359f733a5c58322ab94.png?v=1723339674","url":"https:\/\/throwdownperformance.com\/products\/s-s-cycle-84-99-bt-super-stock-cylinder-heads-polished-aluminum-finish","provider":"Throwdown Performance, LLC","version":"1.0","type":"link"}