{"product_id":"long-tube-headers-for-68-74-mopar-273-360-la-motor-1-5-8in-primary-d453-b","title":"Long Tube Headers for 68-74 Mopar 273-360 LA Motor 1-5\/8in Primary D453-B","description":"\u003cp\u003e\u003cstrong\u003eOverview:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e68-74 Various Chry SBM Long Tube Blck Ctd \u003c\/p\u003e\u003cp\u003eLong tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum. The choice of racers worldwide, Doug's long tube headers are designed for the car owner who wants maximum power and the highest quality header on the market.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e3\/8\" Thick machined flanges to prevent warping\u003c\/li\u003e\n\u003cli\u003ePrecision formed long transition collectors and long tube design reduces backpressure and increases higher RPM horsepower\u003c\/li\u003e\n\u003cli\u003eHeavy duty 16-gauge tubing for long life\u003c\/li\u003e\n\u003cli\u003eTubes are pre-polished to removed scratches before applying metallic ceramic or hi-temp black coating\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eSpecs:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand: \u003c\/strong\u003eDoug's Headers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCollector Attachment: \u003c\/strong\u003e3-Bolt Flange\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCollector Diameter: \u003c\/strong\u003e3.0 IN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCollector Port Diameter: \u003c\/strong\u003e3.0 IN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor: \u003c\/strong\u003eBlack\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCylinder Head Port Shape: \u003c\/strong\u003eSAP\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesign: \u003c\/strong\u003eFull-length\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEGT Port: \u003c\/strong\u003eNo\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish: \u003c\/strong\u003eHi-Temp Black Coating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlange Thickness: \u003c\/strong\u003e0.375 IN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGasket Or Seal Included: \u003c\/strong\u003eYes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGaskets Included: \u003c\/strong\u003eYes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade Type: \u003c\/strong\u003ePerformance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeader Material: \u003c\/strong\u003eSteel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeader Style: \u003c\/strong\u003eFull-length\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial: \u003c\/strong\u003eSteel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Hardware Included: \u003c\/strong\u003eYes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOxygen Sensor Port: \u003c\/strong\u003eNo\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePort Shape: \u003c\/strong\u003eSAP\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Tube Outside Diameter: \u003c\/strong\u003e1.625 IN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Tubing Diameter: \u003c\/strong\u003e1.625 IN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProp 65 (C, R or CR): \u003c\/strong\u003eCR\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProp 65 Yes\/No: \u003c\/strong\u003eYes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSheen Level: \u003c\/strong\u003eMatte\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTitle: \u003c\/strong\u003eDoug's Long Tube Header 68-74 Various Mopar 273-360 LA Motor 1 5\/8\" Primary 3\" Collector Black Hi Temp Coated D453-B\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTube Wall Thickness: \u003c\/strong\u003e16 GU\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number: \u003c\/strong\u003eD453-B\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e1970-1973 Dodge Challenger 340 CID\u003c\/li\u003e\n\u003cli\u003e1971-1974 Dodge Challenger 360 CID\u003c\/li\u003e\n\u003cli\u003e1966-1974 Dodge Charger 318 CID\u003c\/li\u003e\n\u003cli\u003e1967-1967 Dodge Charger 273 CID\u003c\/li\u003e\n\u003cli\u003e1970-1972 Dodge Charger 340 CID\u003c\/li\u003e\n\u003cli\u003e1971-1972 Dodge Charger 360 CID\u003c\/li\u003e\n\u003cli\u003e1965-1974 Dodge Coronet 318 CID\u003c\/li\u003e\n\u003cli\u003e1965-1968 Dodge Coronet 273 CID\u003c\/li\u003e\n\u003cli\u003e1970-1973 Dodge Coronet 340 CID\u003c\/li\u003e\n\u003cli\u003e1971-1974 Dodge Coronet 360 CID\u003c\/li\u003e\n\u003cli\u003e1967-1969 Dodge Dart 273 CID\u003c\/li\u003e\n\u003cli\u003e1968-1972 Dodge Dart 318 CID\u003c\/li\u003e\n\u003cli\u003e1968-1972 Dodge Dart 340 CID\u003c\/li\u003e\n\u003cli\u003e1971-1972 Dodge Dart 360 CID\u003c\/li\u003e\n\u003cli\u003e1967-1974 Plymouth Barracuda 318 CID\u003c\/li\u003e\n\u003cli\u003e1967-1968 Plymouth Barracuda 273 CID\u003c\/li\u003e\n\u003cli\u003e1968-1973 Plymouth Barracuda 340 CID\u003c\/li\u003e\n\u003cli\u003e1971-1974 Plymouth Barracuda 360 CID\u003c\/li\u003e\n\u003cli\u003e1962-1970 Plymouth Belvedere 318 CID\u003c\/li\u003e\n\u003cli\u003e1964-1968 Plymouth Belvedere 273 CID\u003c\/li\u003e\n\u003cli\u003e1971-1971 Plymouth Belvedere 340 CID\u003c\/li\u003e\n\u003cli\u003e1970-1973 Plymouth Cuda 340 CID\u003c\/li\u003e\n\u003cli\u003e1971-1973 Plymouth Cuda 360 CID\u003c\/li\u003e\n\u003cli\u003e1973-1974 Plymouth Cuda 318 CID\u003c\/li\u003e\n\u003cli\u003e1968-1968 Plymouth GTX 318 CID\u003c\/li\u003e\n\u003cli\u003e1970-1976 Plymouth Duster 318 CID\u003c\/li\u003e\n\u003cli\u003e1970-1973 Plymouth Duster 340 CID\u003c\/li\u003e\n\u003cli\u003e1974-1976 Plymouth Duster 360 CID\u003c\/li\u003e\n\u003cli\u003e1968-1974 Plymouth Road Runner 318 CID\u003c\/li\u003e\n\u003cli\u003e1968-1973 Plymouth Road Runner 340 CID\u003c\/li\u003e\n\u003cli\u003e1968-1968 Plymouth Road Runner 273 CID\u003c\/li\u003e\n\u003cli\u003e1974-1974 Plymouth Road Runner 360 CID\u003c\/li\u003e\n\u003cli\u003e1967-1969 Plymouth Valiant 273 CID\u003c\/li\u003e\n\u003cli\u003e1968-1972 Plymouth Valiant 340 CID\u003c\/li\u003e\n\u003cli\u003e1968-1972 Plymouth Valiant 318 CID\u003c\/li\u003e\n\u003cli\u003e1971-1972 Plymouth Valiant 360 CID\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eEmissions:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eThis Product is considered а Replacement Part per CARB and EPA regulations for emissions compliance and is legal for sale and use on specified vehicles in all 50 states as stated in Manufacturer's Application Guide and lnstallation Instructions.\u003c\/li\u003e \u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eInstructions:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e\u003ca href=\"https:\/\/prod-da.s3.us-east-2.amazonaws.com\/BHKJ\/2f50572589551e107ffda6fdc7af2979.pdf\" target=\"_blank\"\u003eClick here for installation instructions!\u003c\/a\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFitment Notes: \u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMust use Mini Starter - PerTronix S3005P\/B or  Mopar P5007860AB\u003c\/li\u003e\n\u003cli\u003e70-74 Challenger \/ Barracuda \/ Cuda and 74-76 Duster with Floor Shifter\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Doug's Headers","offers":[{"title":"Default Title","offer_id":54508665700565,"sku":"D453-B-BKLK","price":727.3,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2493\/0960\/files\/3657bb8afa7cedd8c14b563e56364919.jpg?v=1786703662","url":"https:\/\/moderndaymuffler.com\/products\/long-tube-headers-for-68-74-mopar-273-360-la-motor-1-5-8in-primary-d453-b","provider":"Modern Day Muffler","version":"1.0","type":"link"}