{"product_id":"header-73-74-gm-c10-truck-ls-swap-1-7-9","title":"LS Swap Long Tube Headers Painted 1973-1974 GM C-10, 20 2WD Trucks, Full-Length LS-Swap, 1-7, 8 Inch, Collector Size 3 Inch, Use With Standard Engine Mounts. Hooker BlackHeart","description":"\u003cp\u003e\u003cb\u003ePart #:\u003c\/b\u003e 70101504HKR\u003c\/p\u003e\u003cp\u003eHooker BlackHeart LS-Swap Full-Length Header - Painted1973-1974 GM C-10\/20 2WD Trucks, Full-Length LS-Swap, 1-7\/8 Inch, Collector Size 3 Inch. These Headers are designed for use with Standard 12621HKR engine mounting brackets.For GM LS engine swaps into 1973-1974 GM C-10\/20 2WD Trucks1-7\/8 Inch primary tube diameter and 3 Inch collector diameter ideal for hot LS1\/LS6\/LS2 or 5.3L-6.0L Vortec truck engine swapsLong tube design for optimum engine performanceMild steel construction with black painted finishDesigned for use with 12621HKR engine mounting bracketsDetails:Application: 1973-1974 GM C-10\/20 TrucksBolt size: M8 x 1.25 x 25mmCARB (California) Compliant: NoCollector Diameter: 3.00 inchDrive: 2WDEmission Code: 4Engine: GM Gen III\/IV (LS)Exhaust Series: Hooker BlackHeartHeader Finish: Black PaintHeader Style: Long TubeMaterial: Mild SteelPrimary Tube Dia.: 1-7\/8 inchProduct Type: HeadersSubframe: StockTube Material: Mild SteelType of Component: HeadersWarning: California Proposition 65Warranty: Manufacturer's Limited Lifetime Warranty\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFor GM LS engine swaps into 1973-1974 GM C-10\/20 2WD Trucks\u003c\/li\u003e\n\u003cli\u003e1-7\/8\" primary tube diameter and 3\" collector diameter ideal for \"hot\" LS1\/LS6\/LS2 or 5.3L-6.0L Vortec truck engine swaps\u003c\/li\u003e\n\u003cli\u003eLong tube design for optimum engine performance\u003c\/li\u003e\n\u003cli\u003eMild steel construction with black painted finish\u003c\/li\u003e\n\u003cli\u003eDesigned for use with \u003ca href=\"https:\/\/www.holley.com\/12621HKR\"\u003e12621HKR\u003c\/a\u003e engine mounting brackets\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e1973-1974 GM C-10\/20 2WD Trucks, Full-Length LS-Swap, 1-7\/8\", Collector Size 3\", Use with Standard Engine Mounts.\u003c\/p\u003e","brand":"Hooker","offers":[{"title":"Default Title","offer_id":51828817166648,"sku":"H00I 70101504HKR","price":357.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/horsepower-asset-973139-7037979-square_a5762aa2-4390-44af-b484-dfa95632a750.webp?v=1774558466","url":"https:\/\/store.motormia.co\/products\/header-73-74-gm-c10-truck-ls-swap-1-7-9","provider":"MOTORMIA","version":"1.0","type":"link"}