{"product_id":"hooker-2550hkr-racingheart-street-stock-header","title":"Hooker 2550HKR - RacingHeart Street Stock Header","description":"\u003cp\u003eHooker 2550HKR - RacingHeart Street Stock Header\u003c\/p\u003e\u003cp\u003eHooker RacingHeart Street Stock Headers - Painted\u003c\/p\u003e\u003cp\u003eSBC Circle Track 1973-1974 Monte Carlo, Malibu, Regal, Cutlass, and Grand Prix; 1970-1974 Camaro and Firebird, Primary Tube Size 1-5\/8 inch, Collector Size 3 inch\u003c\/p\u003e\u003cp\u003eThese Hooker RacingHeart headers are for Street Stock cars with Small Block Chevy engine. They fit 1973-1974 GM A-Body vehicles as well as 1970-1974 GM F-body vehicles. They have 1-5\/8 inch primaries with 3 inch collectors, 3\/8 inch thick flanges to prevent warping and have merge spears for increased velocity. These are black painted mild steel.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFits both straight and angle plug heads\u003c\/li\u003e\n\u003cli\u003eMandrel-Bent Tubing\u003c\/li\u003e\n\u003cli\u003eMerged Collector\u003c\/li\u003e\n\u003cli\u003eGasket and Hardware included\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eAir Injection Tubes\u003c\/strong\u003e: \u003cspan\u003eNo\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eApplication\u003c\/strong\u003e: \u003cspan\u003eStreet Stock\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eBolt size\u003c\/strong\u003e: \u003cspan\u003e3\/8-16 x 3\/4\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eBolts Included\u003c\/strong\u003e: \u003cspan\u003eYes\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: \u003cspan\u003eHooker\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCARB (California) Compliant\u003c\/strong\u003e: \u003cspan\u003eFor Pre-1975 Vehicles only\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCategory\u003c\/strong\u003e: \u003cspan\u003eExhaust\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCollector Attachment\u003c\/strong\u003e: \u003cspan\u003eSlip-Fit\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCollector Diameter\u003c\/strong\u003e: \u003cspan\u003e3.00\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCollector Reducer Included\u003c\/strong\u003e: \u003cspan\u003eNo\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCollector Reducer Outlet Diameter\u003c\/strong\u003e: \u003cspan\u003eN\/A\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eColor\u003c\/strong\u003e: \u003cspan\u003eBlack\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eDesign\u003c\/strong\u003e: \u003cspan\u003eLong Tube\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eDrive\u003c\/strong\u003e: \u003cspan\u003e2WD\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eEGT Port\u003c\/strong\u003e: \u003cspan\u003eNo\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eEmission Code\u003c\/strong\u003e: \u003cspan\u003e4\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eEngine\u003c\/strong\u003e: \u003cspan\u003eChevrolet Small Block Gen I\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eFinish\u003c\/strong\u003e: \u003cspan\u003ePainted\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eFlange Thickness\u003c\/strong\u003e: \u003cspan\u003e3\/8\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eGasket Or Seal Included\u003c\/strong\u003e: \u003cspan\u003eYes\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eGrade Type\u003c\/strong\u003e: \u003cspan\u003ePerformance\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eHeader Series\u003c\/strong\u003e: \u003cspan\u003eHooker Racingheart Street Stock\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eHeader Style\u003c\/strong\u003e: \u003cspan\u003eLong Tube\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: \u003cspan\u003eMild Steel\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eMounting Hardware Included\u003c\/strong\u003e: \u003cspan\u003eYes\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eOxygen Sensor Port\u003c\/strong\u003e: \u003cspan\u003eNo\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003epart type\u003c\/strong\u003e: \u003cspan\u003eExhaust Header\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003ePort Shape\u003c\/strong\u003e: \u003cspan\u003eSquare\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003ePrimary Tubing Diameter\u003c\/strong\u003e: \u003cspan\u003e1.625\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003ePrimary Tubing Diameter\u003c\/strong\u003e: \u003cspan\u003e1 5\/8\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eProduct Type\u003c\/strong\u003e: \u003cspan\u003eHeaders\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eQuantity\u003c\/strong\u003e: \u003cspan\u003eSold as a pair\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eRace Only\u003c\/strong\u003e: \u003cspan\u003eYes\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eSub Category\u003c\/strong\u003e: \u003cspan\u003eExhaust Manifolds\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eTube Wall Thickness\u003c\/strong\u003e: \u003cspan\u003e16\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eWarning\u003c\/strong\u003e: \u003cspan\u003eCalifornia Proposition 65\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Hooker","offers":[{"title":"Default Title","offer_id":47328371245194,"sku":"HKR-2550HKR","price":311.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0706\/0619\/2778\/files\/0_2551hkr_0118179_normalized.jpg?v=1776463337","url":"https:\/\/www.onlyinstock.com\/products\/hooker-2550hkr-racingheart-street-stock-header","provider":"Only In Stock","version":"1.0","type":"link"}