{"product_id":"fleece-performance-01-04-gm-duramax-lb7-freedom-cylinder-head-w-cupless-injector-bore-driver-side","title":"Fleece Performance 01-04 GM Duramax LB7 Freedom Cylinder Head w\/Cupless Injector Bore (Driver Side)","description":"\u003cp\u003e\u003cstrong\u003e⚠ No shipping to California due to CARB regulation.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eALL NEW! Freedom Series cylinder heads for the LB7 6.6L Duramax now with a cupless injector bore - save time and money with no more injector cups to install, leak, or worry about. Each cylinder head is assembled from a new casting in our state-of-the-art Freedom Racing Engine shop and is guaranteed to meet or exceed factory specifications. All heads are meticulously inspected, pressure and leak tested, and are equipped with new valves, valve guides, springs, and valve seals. Perfect for the daily driver or towing application. Features Cupless injector bore - no injector cups to leak again ever! New aluminum casting New valves, valve guides, new springs, and new valve seals Pressure and leak tested Precision ground valves with a 45 degree angle CNC cut, multi-angle valve job Installation Notes We recommend using GM 12637788 head gasket (Grade C, Right) and GM 12637785 head gasket (Grade C, Left)\u003c\/p\u003e\u003cp\u003eFreedom Series Duramax Cylinder Head with Cupless Injector Bore for 2001-2004 LB7 (Driver Side)\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCupless injector bore - no injector cups to leak again ever!\u003c\/li\u003e\n\u003cli\u003eNew valves, valve guides, new springs, and new valve seals\u003c\/li\u003e\n\u003cli\u003ePrecision ground valves with a 45 degree angle\u003c\/li\u003e\n\u003cli\u003ePressure and leak tested\u003c\/li\u003e\n\u003cli\u003eNew aluminum casting\u003c\/li\u003e\n\u003cli\u003eCNC cut\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3 class=\"fitment-table-managed-heading\"\u003eVehicle Fitment\u003c\/h3\u003e\u003cstyle\u003etable.fitment-table-managed, .fitment-table-managed th, .fitment-table-managed td { border: 1px solid #ddd; border-collapse: collapse; padding: 4px 8px; text-align: left; font-size: 14px; }\u003c\/style\u003e\u003ctable class=\"fitment-table-managed\" data-fitment-source=\"turn14-app\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eTrim\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e2001–2004\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eSilverado 2500\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2001–2004\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eSilverado 3500\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2001–2004\u003c\/td\u003e\n\u003ctd\u003eGMC\u003c\/td\u003e\n\u003ctd\u003eSierra 2500\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2001–2004\u003c\/td\u003e\n\u003ctd\u003eGMC\u003c\/td\u003e\n\u003ctd\u003eSierra 3500\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cbr\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003ctd\u003eAir Freight Prohibited: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eNot Carb Approved: true\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eCarb Acknowledgement Required: true\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eLtl Freight Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eProp 65: Y\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003ePart Type: automotive\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eEpa: N\/A\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eRegular Stock: true\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eUnits Per Sku: 1\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"Fleece Performance","offers":[{"title":"Default Title","offer_id":42870814113943,"sku":"fpeFPE-61-10001-D-CL","price":1199.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0497\/9697\/2695\/products\/ee2fb9326e53952068deba1506a1da6c.jpg?v=1673992052","url":"https:\/\/nlpperformance.com\/en-ca\/products\/fleece-performance-01-04-gm-duramax-lb7-freedom-cylinder-head-w-cupless-injector-bore-driver-side","provider":"Next Level Performance","version":"1.0","type":"link"}