{"product_id":"chevy-big-block-396-402-427-454-502-v8-shorty-exhaust-headers","title":"Shorty Exhaust Manifold Headers Fit for Chevy Big Block 396 402 427 454 502 V8","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eShorty exhaust manifold headers designed for compatible Chevrolet Big Block V8 applications. The listed vehicle fitment specifically covers classic Chevrolet models equipped with 396, 402, and 454 Big Block engines, while the header platform is intended for compatible Chevrolet Big Block configurations including 396, 402, 427, 454, and 502 V8 engines. Features 1.65 in square primary tubes, a 2.85 in outlet, 7\/16 in head flanges, and 3\/8 in outlet flanges for a compact performance-oriented exhaust setup.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eVehicle Fitment\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eFit for 1965-1973 Chevrolet Chevelle with compatible 396 6.5L \/ 402 6.6L \/ 454 7.4L Big Block V8 engines\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFit for 1969-1974 Chevrolet El Camino with compatible 396 6.5L \/ 454 7.4L Big Block V8 engines\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFit for 1973-1975 Chevrolet Laguna with compatible 454 7.4L Big Block V8 engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFit for 1971-1974 Chevrolet Caprice with compatible 402 6.6L \/ 454 7.4L Big Block V8 engines\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFit for 1971-1972 Chevrolet Kingswood with compatible 402 6.6L \/ 454 7.4L Big Block V8 engines\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFit for 1970-1972 Chevrolet Camaro with compatible 396 6.5L \/ 402 6.6L Big Block V8 engines\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFit for 1973-1974 Chevrolet Malibu with compatible 454 7.4L Big Block V8 engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFit for 1971-1974 Chevrolet Impala with compatible 402 \/ 454 Big Block V8 engines\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFit for 1968-1975 Chevrolet Bel Air with compatible 396 6.5L \/ 402 6.6L \/ 454 7.4L Big Block V8 engines\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFit for 1971-1972 Chevrolet Biscayne with compatible 402 6.6L \/ 454 7.4L Big Block V8 engines\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFit for 1971-1972 Chevrolet Brookwood with compatible 402 6.6L \/ 454 7.4L Big Block V8 engines\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFit for 1972 Chevrolet Townsman with compatible 402 6.6L \/ 454 7.4L Big Block V8 engines\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeader platform is intended for compatible Chevrolet Big Block 396 \/ 402 \/ 427 \/ 454 \/ 502 V8 configurations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eFor compatible 2WD applications\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVehicle-specific fitment listed above is based primarily on 396, 402, and 454 engine applications\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePlease verify your exact vehicle year, model, engine displacement, cylinder-head configuration, drivetrain, and existing exhaust layout before purchasing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEngine swaps, aftermarket cylinder heads, modified steering or suspension components, and non-original exhaust systems may affect installation compatibility\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eProduct Highlights\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eChevy Big Block Compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Designed for compatible Chevrolet Big Block V8 configurations, including 396, 402, 427, 454, and 502 engine families\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eShorty Header Design\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Compact shorty-style configuration keeps the header closer to the engine for compatible classic Chevrolet applications\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003e1.65 in Square Primary Tubes\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Features the specified 1.65 in square primary tube configuration\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003e2.85 in Outlet\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Uses the specified 2.85 in exhaust outlet dimension\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003e7\/16 in Head Flanges\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Heavy head flange construction built to the specified 7\/16 in thickness\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003e3\/8 in Outlet Flanges\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Features 3\/8 in outlet flange thickness for the specified exhaust connection\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCNC-Machined Flange Construction\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Machined flange design supports accurate mounting on compatible Big Block cylinder-head applications\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCompact Exhaust Upgrade\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Suitable for compatible classic Chevrolet builds requiring a shorter header configuration than traditional long-tube layouts\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eProduct Specifications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eProduct Type: Shorty Exhaust Headers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVehicle Make: Chevrolet \/ Chevy\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eManufacturer Family: General Motors \/ GM\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEngine Family: Chevrolet Big Block V8 \/ BBC\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeader Engine Compatibility: 396 \/ 402 \/ 427 \/ 454 \/ 502 V8\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eListed Vehicle Fitment Engines: 396 \/ 402 \/ 454 V8\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePrimary Tube Size: 1.65 in Square\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOutlet Size: 2.85 in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHead Flange Thickness: 7\/16 in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOutlet Flange Thickness: 3\/8 in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeader Style: Shorty \/ Manifold-Style\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDrivetrain: Compatible 2WD Applications\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReference Model: EH28624\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003ePackage Includes\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e1 × Set of Shorty Exhaust Headers\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eInstallation Notes\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003ePlease verify the exact vehicle year, model, engine displacement, and drivetrain before purchasing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eConfirm that your vehicle uses a compatible Chevrolet Big Block V8 configuration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eListed vehicle applications specifically reference 396, 402, and 454 Big Block engines\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e427 and 502 engine applications should be verified by cylinder-head pattern, available clearance, and exhaust connection dimensions before installation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCheck steering clearance, starter clearance, spark-plug access, frame clearance, and existing exhaust connection before installation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVehicles with engine swaps, aftermarket cylinder heads, modified transmissions, steering systems, or non-original exhaust components may require additional fitment work\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProfessional installation is recommended\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Peforway","offers":[{"title":"Default Title","offer_id":50988162253043,"sku":"MT001035","price":160.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0797\/6999\/3459\/files\/E6_9C_AA_E6_A0_87_E9_A2_98-1_1787723612080.jpg?v=1788768247","url":"https:\/\/peforway.com\/fr\/products\/chevy-big-block-396-402-427-454-502-v8-shorty-exhaust-headers","provider":"Peforway","version":"1.0","type":"link"}