{"product_id":"mlx-big-port-ls3-heads-with-gm-performance-valves-and-btr-dual-valve-springs-titanium-retainers","title":"MLX Big Port LS3 Heads with GM Performance Valves and BTR Dual Valve springs Titanium retainers","description":"\u003cp\u003eLS Rectangular Port Cylinder heads. Large 276cc Intake runner.\u003c\/p\u003e\n\u003cp\u003eThese heads are cast bigger to flow more CFM. \u003c\/p\u003e\n\u003cp\u003e324 CFM @ .600 lift on a 4.065 bore on the intake\u003c\/p\u003e\n\u003cp\u003e68cc combustion chamber\u003c\/p\u003e\n\u003cp\u003e92cc exhaust run\u003cspan\u003ener\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eManganese bronze guides\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e0.625 deck\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis set is fitted with\u003c\/p\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003eBTR SK001 .660\" lift Dual Valve Springs with Titanium retainers\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003eGM Performance Intake Inlet Valve Sodium Filled Light Weight GM 12569427\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003eGM Performance Exhaust Valve Stainless Steel GM 12582719\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eThis is the Pair\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eHere at Malex Motorsports all of our items are in stock in our Sydney based store, ready to ship or pick up.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eNOW IN SMEATON GRANGE!\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Malex Motorsports Australia","offers":[{"title":"Default Title","offer_id":52046521336104,"sku":"MLXLS3+SK001TR+GM","price":2935.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0258\/5713\/0544\/files\/mlx-big-port-ls3-heads-with-gm-performance-valves-and-btr-dual-valve-springs-titanium-retainers-583.jpg?v=1782961747","url":"https:\/\/malexmotorsports.com\/products\/mlx-big-port-ls3-heads-with-gm-performance-valves-and-btr-dual-valve-springs-titanium-retainers","provider":"Malex Motorsports Australia","version":"1.0","type":"link"}