{"product_id":"cyl-heads-race","title":"CYL HEADS-RACE 77419","description":"\u003cp\u003eThe Victor 24° features a rolled over deck, altered valve locations and partially CNC'd chambers for cost effective performance. Complete cylinder heads offer your choice of spring packages to suite hydraulic or mechanical camshafts. Hydraulic spring package for flat tappet or hydraulic roller cams up to .700\" lift available. Mechanical roller cam spec include Manley dual-spring valve springs \u0026amp; titanium retainers good for up to .880\" lift. The 340cc rectangle ports produce impressive flow and great power on competition big-blocks with 4.470\" or larger bore. Exhaust port exits are raised .534\". #77439 is a great option for custom porting - seats and guides are included but not installed and the chambers are left unmachined. INSTALLATION NOTE: Matching stud girdle #7796 must be used with stud mounted rocker arms. Deck thickness: 9\/16\", rocker stud diameter: 7\/16\", pushrod diameter: 3\/8\" (width of slot in guide plate).\n\u003cbr\u003eEdelbrock BBC Victor Head ( bare 77409)\n\u003cbr\u003eEdelbrock Intake Manifold Bolt Set Ford FE #7105 Edelbrock manifold.\n\u003cbr\u003eChevrolet:Big-Block Mark IV:396 (6.5L)-502 (8.2L)\u003c\/p\u003e","brand":"Edelbrock","offers":[{"title":"Default Title","offer_id":44584322859266,"sku":"ede77419","price":866.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/8981\/2226\/files\/e6672207515d2d35c930f439cf31bd51.jpg?v=1712462310","url":"https:\/\/billsperformance.com\/it\/products\/cyl-heads-race","provider":"Bills Performance","version":"1.0","type":"link"}