{"product_id":"bbc-intake-manifold-4-barrel-carburetor-kit","title":"EVIL ENERGY BBC 396-454 Dual Plane Intake Manifold \u0026 4-Barrel Carburetor Kit","description":"\u003cp\u003e---!@!start!@!---Specifications---!@!end!@!---\u003c\/p\u003e\n\u003ctable style=\"width: 100%; height: 940.5px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth colspan=\"2\" style=\"width: 97.2174%; height: 19.5938px;\"\u003e\n\u003cdiv align=\"left\"\u003e\u003ca href=\"https:\/\/www.ievilenergy.com\/products\/evil-energy-chevy-big-block-dual-plane-intake-manifold\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003eEVIL ENERGY Chevy Big Block Dual Plane Intake Manifold\u003c\/span\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 21.9402%; height: 19.5938px;\"\u003e\n\u003cdiv align=\"left\"\u003eBrand\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 75.2772%; height: 19.5938px;\"\u003e\n\u003cdiv align=\"left\"\u003eEVIL ENERGY\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 21.9402%; height: 19.5938px;\"\u003e\n\u003cdiv align=\"left\"\u003ePart Number\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 75.2772%; height: 19.5938px;\"\u003e\n\u003cdiv align=\"left\"\u003e3001\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 21.9402%; height: 19.5938px;\"\u003e\n\u003cdiv align=\"left\"\u003eProduct Name\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 75.2772%; height: 19.5938px;\"\u003e\n\u003cdiv align=\"left\"\u003eChevy Big Block Dual Plane Carburetor Intake Manifold\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 21.9402%; height: 39.1875px;\"\u003e\n\u003cdiv align=\"left\"\u003eApplication Focus\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 75.2772%; height: 39.1875px;\"\u003e\n\u003cdiv align=\"left\"\u003eBig Block Chevy intake manifold for compatible BBC 396, 402, 427, and 454 carburetor builds\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 21.9402%; height: 39.1875px;\"\u003e\n\u003cdiv align=\"left\"\u003eIntake Category\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 75.2772%; height: 39.1875px;\"\u003e\n\u003cdiv align=\"left\"\u003eDual plane intake manifold \/ carburetor intake manifold \/ carb intake manifold\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 21.9402%; height: 19.5938px;\"\u003e\n\u003cdiv align=\"left\"\u003eManifold Type\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 75.2772%; height: 19.5938px;\"\u003e\n\u003cdiv align=\"left\"\u003eStandard Dual Plane Intake Manifold\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 21.9402%; height: 39.1875px;\"\u003e\n\u003cdiv align=\"left\"\u003eFuel System Compatibility\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 75.2772%; height: 39.1875px;\"\u003e\n\u003cdiv align=\"left\"\u003eCarburetor\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 21.9402%; height: 39.1875px;\"\u003e\n\u003cdiv align=\"left\"\u003eIntake Style\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 75.2772%; height: 39.1875px;\"\u003e\n\u003cdiv align=\"left\"\u003eOriginal-style intake \/ modified elbow and dual plane street torque layout\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 21.9402%; height: 19.5938px;\"\u003e\n\u003cdiv align=\"left\"\u003eRPM Range\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 75.2772%; height: 19.5938px;\"\u003e\n\u003cdiv align=\"left\"\u003e2,500 - 4,500 RPM\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 21.9402%; height: 19.5938px;\"\u003e\n\u003cdiv align=\"left\"\u003eMaterial\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 75.2772%; height: 19.5938px;\"\u003e\n\u003cdiv align=\"left\"\u003eCast Aluminum\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 21.9402%; height: 19.5938px;\"\u003e\n\u003cdiv align=\"left\"\u003eColor \/ Variant\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 75.2772%; height: 19.5938px;\"\u003e\n\u003cdiv align=\"left\"\u003eSilver \/ Black\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 21.9402%; height: 39.1875px;\"\u003e\n\u003cdiv align=\"left\"\u003eCompatible Engine Family\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 75.2772%; height: 39.1875px;\"\u003e\n\u003cdiv align=\"left\"\u003eChevy Big Block 1965-2000 BBC 396, 402, 427, and 454 V8 engines\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 21.9402%; height: 39.1875px;\"\u003e\n\u003cdiv align=\"left\"\u003eCompatible Displacements\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 75.2772%; height: 39.1875px;\"\u003e\n\u003cdiv align=\"left\"\u003e396 cid, 402 cid, 427 cid, and 454 cid Big Block Chevrolet applications\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 21.9402%; height: 39.1875px;\"\u003e\n\u003cdiv align=\"left\"\u003eEngine Platform Focus\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 75.2772%; height: 39.1875px;\"\u003e\n\u003cdiv align=\"left\"\u003eBBC intake manifold applications for compatible 396, 402, 427, and 454 Big Block Chevy carbureted engines\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.7812px;\"\u003e\n\u003cth style=\"width: 21.9402%; height: 58.7812px;\"\u003e\n\u003cdiv align=\"left\"\u003eFitment Note\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 75.2772%; height: 58.7812px;\"\u003e\n\u003cdiv align=\"left\"\u003eThis product is intended for compatible Big Block Chevrolet applications and should not be assumed to fit Small Block Chevy, GM LS, or unrelated engine families.\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 372.281px;\"\u003e\n\u003cth style=\"width: 21.9402%; height: 372.281px;\"\u003e\n\u003cdiv align=\"left\"\u003eCompatible Vehicles\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 75.2772%; height: 372.281px;\"\u003e\n\u003cdiv align=\"left\"\u003eChevrolet Camaro SS \/ RS First Gen (1967-1969, 396 \/ 402 applications)\u003cbr\u003eChevrolet Impala SS Second Gen (1965-1970, 396 \/ 402 applications)\u003cbr\u003eChevrolet Chevelle SS396 (1965-1972, 396 \/ 402 applications)\u003cbr\u003eChevrolet El Camino SS396 (1968-1972, 396 \/ 402 applications)\u003cbr\u003eChevrolet Corvette C2 \/ C3 (1966-1969, 427 applications)\u003cbr\u003eChevrolet Camaro First Gen COPO 9561 (427 special-order applications)\u003cbr\u003eChevrolet Impala \/ Chevelle SS427 (1966-1969, 427 applications)\u003cbr\u003eChevrolet Heavy-Duty Trucks (select 427 big-torque applications)\u003cbr\u003eChevrolet Corvette C3 (1970-1974, 454 LS5 \/ LS6 applications)\u003cbr\u003eChevrolet Camaro Second Gen (1970-1972, 454 applications)\u003cbr\u003eChevrolet Monte Carlo First Gen (1970-1972, 454 applications)\u003cbr\u003eChevrolet Impala \/ Caprice Full-size (1970-1976, 454 applications)\u003cbr\u003eChevrolet El Camino (1970-1975, 454 applications)\u003cbr\u003eChevrolet \/ GMC C\/K Heavy-Duty Pickup and Suburban (1973-1995, 454 applications)\u003cbr\u003eChevrolet Step-Van and Commercial Platforms (select 454 applications)\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 21.9402%; height: 39.1875px;\"\u003e\n\u003cdiv align=\"left\"\u003eDimensions\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 75.2772%; height: 39.1875px;\"\u003e\n\u003cdiv align=\"left\"\u003e22.48 in (L) x 10.64 in (W) x 5.53 in (H) \/ 570.98 mm x 270.26 mm x 140.49 mm\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 21.9402%; height: 39.1875px;\"\u003e\n\u003cdiv align=\"left\"\u003eBest Use\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 75.2772%; height: 39.1875px;\"\u003e\n\u003cdiv align=\"left\"\u003eStreet muscle cars, heavy-duty towing builds, cruising applications, and low-to-mid RPM Big Block Chevy torque upgrades\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"height: 368.688px;\" width=\"\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd colspan=\"2\" style=\"height: 19.5938px;\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.ievilenergy.com\/products\/750-cfm-4-barrel-carburetor-single-fuel-inlet\"\u003eEVIL ENERGY 750 CFM 4-barrel Carburetor Electric Choke Single Fuel Inlet\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eEVIL ENERGY\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eAluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eFinish\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eSatin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5833px;\"\u003e\n\u003ctd style=\"height: 19.5833px;\"\u003eBarrels\u003c\/td\u003e\n\u003ctd style=\"height: 19.5833px;\"\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eCFM\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003e750\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eCarburetor Flange\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eSquare bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eChoke Type\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eElectric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eSecondary Throttle Type\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eAir Valve-Controlled Secondary\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eFuel Inlet\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eSpring Force\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003e5-inch Hg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 113.969px;\"\u003e\n\u003ctd style=\"height: 113.969px;\"\u003eCalibration\u003c\/td\u003e\n\u003ctd style=\"height: 113.969px;\"\u003e\n\u003cp\u003eMain Jets:#110\u003cbr\u003eSecondary Jets:#107\u003cbr\u003eAccelerator Pump Nozzle:0.031 inch\u003cbr\u003eMetering Rods: 0.075-inchx 0.047-inch\u003cbr\u003ePower Valve: Metering rod system\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eVenturi Diameter\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003e1.44 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"height: 39.1875px;\"\u003eThrottle Bore Diameter\u003c\/td\u003e\n\u003ctd style=\"height: 39.1875px;\"\u003ePrimary throttle Bore: 1.69 inch\u003cbr\u003eSecondary throttle Diameter: 1.69 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eCompatibility\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eGM, Ford, Chrysler AT Shift Linkage Assemblies\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eCarburetor Height\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003e3.25 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eRemanufactured\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eThe \u003cstrong\u003eEVIL ENERGY 750 Carburetor\u003c\/strong\u003e is a race-bred \u003cstrong\u003e750 CFM 4-Barrel Carburetor\u003c\/strong\u003e engineered for high-RPM street and strip performance. As a true square-bore \u003cstrong\u003e750 CFM Carburetor\u003c\/strong\u003e, it features an electric choke, air-valve controlled secondaries, and aggressive #110\/#107 jet calibration with 0.075-inch x 0.047-inch metering rods and 1.44\" venturis for maximum airflow and throttle response. Built for muscle cars and high-output V8s, the \u003cstrong\u003eEVIL ENERGY Carburetor\u003c\/strong\u003e unlocks stronger acceleration, harder launches, and consistent top-end pull—\u003cstrong\u003ea performance-ready upgrade for serious drivers\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e---!@!start!@!---Description---!@!end!@!---\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"EVIL ENERGY BBC 396 402 427 454 dual plane intake manifold and 750 CFM carburetor kit\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/EVIL_ENERGY_Chevy_Big_Block_Dual_Plane_Intake_Manifold-7.13-a1.webp?v=1783938635\"\u003e\u003c\/p\u003e\n\u003ch2\u003eEVIL ENERGY BBC 396-454 Dual Plane Intake Manifold \u0026amp; 750 CFM Carburetor Kit\u003c\/h2\u003e\n\u003cp\u003eBuild a matched carbureted induction combination for compatible \u003cstrong\u003eBig Block Chevy 396, 402, 427, and 454 V8 engines\u003c\/strong\u003e without purchasing the intake manifold and carburetor separately. This EVIL ENERGY kit combines a \u003cstrong\u003edual plane BBC intake manifold\u003c\/strong\u003e with a \u003cstrong\u003e750 CFM 4-barrel carburetor\u003c\/strong\u003e featuring air valve-controlled secondaries and an electric choke.\u003c\/p\u003e\n\u003cp\u003eThe intake manifold is designed around a \u003cstrong\u003e2,500-4,500 RPM operating range\u003c\/strong\u003e, making this combination primarily suited to naturally aspirated street and street-performance builds where low-to-mid RPM response, cruising performance, and progressive secondary operation are priorities. Final carburetor sizing and calibration still depend on the complete engine combination.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBefore ordering:\u003c\/strong\u003e Confirm the actual Big Block Chevy engine, cylinder-head and intake-port configuration, intake bolt pattern, carburetor mounting interface, linkage, fuel system, gasket requirements, installed height, and hood clearance.\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"Big Block Chevy dual plane intake manifold construction and mounting details\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/A_PC_-1_362d4966-9107-4829-ba67-d0feaf52d3e6.jpg?v=1751351371\"\u003e \u003cimg alt=\"Big Block Chevy intake manifold dimensions and installation details\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/A_PC_-2_47184138-d46c-40bd-b6ef-f3f635e64cc0.jpg?v=1751351371\"\u003e\u003c\/p\u003e\n\u003ch2\u003eBBC Street Performance Combination\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eEngine Family\u003c\/th\u003e\n\u003ctd\u003eCompatible Chevrolet Big Block V8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEngine Applications\u003c\/th\u003e\n\u003ctd\u003e396 \/ 402 \/ 427 \/ 454 CID\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFuel System\u003c\/th\u003e\n\u003ctd\u003eCarbureted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIntake Manifold\u003c\/th\u003e\n\u003ctd\u003eDual Plane Cast Aluminum Intake Manifold\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIntake Operating Range\u003c\/th\u003e\n\u003ctd\u003e2,500-4,500 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCarburetor\u003c\/th\u003e\n\u003ctd\u003e750 CFM 4-Barrel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCarburetor Flange\u003c\/th\u003e\n\u003ctd\u003eSquare Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSecondary Type\u003c\/th\u003e\n\u003ctd\u003eAir Valve-Controlled Secondary\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eChoke Type\u003c\/th\u003e\n\u003ctd\u003eElectric Choke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRecommended Use\u003c\/th\u003e\n\u003ctd\u003eStreet Performance, Cruising, Classic Muscle Cars, Hot Rods and Naturally Aspirated BBC Builds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWhy Pair a Dual Plane Intake with a 750 CFM Carburetor?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003edual plane intake manifold\u003c\/strong\u003e is configured for low-to-mid RPM operation and helps maintain air velocity and carburetor signal within its intended operating range. The included \u003cstrong\u003e750 CFM carburetor\u003c\/strong\u003e adds airflow capacity for many larger-displacement or performance-oriented BBC combinations.\u003c\/p\u003e\n\u003cp\u003eIts \u003cstrong\u003eair valve-controlled secondary system\u003c\/strong\u003e increases secondary airflow progressively as engine airflow demand rises rather than opening the secondary side immediately. The electric choke also provides a practical cold-start control option when correctly wired and adjusted.\u003c\/p\u003e\n\u003cp\u003eA 750 CFM carburetor should not be selected by displacement alone. Required airflow depends on displacement, maximum RPM, volumetric efficiency, camshaft profile, cylinder-head airflow, compression ratio, gearing, and intended use. Stock or mildly modified combinations may require different carburetor sizing or calibration.\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"EVIL ENERGY Big Block Chevy 396 402 427 454 dual plane intake manifold street performance kit\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/EVIL_ENERGY_Chevy_Big_Block_Dual_Plane_Intake_Manifold-7.13-a3.webp?v=1783938658\"\u003e \u003cimg alt=\"EVIL ENERGY 750 CFM 4-barrel carburetor for Big Block Chevy intake manifold kit\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/A_PC_-4_27bcf6ee-945e-4a2d-b476-f1c533942366.jpg?v=1751351371\"\u003e\u003c\/p\u003e\n\u003ch2\u003eEngine Fitment\u003c\/h2\u003e\n\u003cp\u003eThis \u003cstrong\u003eBBC intake manifold and 750 CFM carburetor kit\u003c\/strong\u003e is intended for compatible carbureted \u003cstrong\u003e1965-2000 Chevrolet Big Block 396, 402, 427, and 454 V8 engine applications\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eReference applications may include classic Camaro, Chevelle, Impala, El Camino, Corvette, Monte Carlo, Caprice, Chevrolet and GMC C\/K trucks, Suburban, Step-Van, and other platforms equipped with a compatible Big Block Chevrolet engine.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFitment should be determined from the actual engine and cylinder-head configuration, not vehicle year, make, and model alone.\u003c\/strong\u003e Engine swaps, aftermarket cylinder heads, previous carburetor conversions, and other modifications can change intake-manifold compatibility.\u003c\/p\u003e\n\u003cp\u003eThis kit should not be assumed to fit Small Block Chevy, GM LS, Ford, Mopar, or unrelated engine families.\u003c\/p\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBBC Dual Plane Intake Manifold x 1\u003c\/th\u003e\n\u003ctd\u003eCast aluminum dual plane intake manifold for compatible BBC 396, 402, 427, and 454 applications.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e750 CFM 4-Barrel Carburetor x 1\u003c\/th\u003e\n\u003ctd\u003eSquare-bore carburetor with air valve-controlled secondaries, electric choke, and single fuel inlet.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIntake Manifold Installation Hardware x 1 Set\u003c\/th\u003e\n\u003ctd\u003eSupplied manifold mounting hardware and accessories.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eRequired or Vehicle-Specific Parts Not Included\u003c\/h3\u003e\n\u003cp\u003eDepending on the engine and vehicle configuration, installation may also require \u003cstrong\u003eintake manifold gaskets, carburetor gaskets, studs, fuel fittings, fuel line, fuel filter, throttle cable bracket, return springs, transmission linkage components, vacuum fittings, air cleaner components, spacers, or adapters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2\u003eBefore You Order\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e Confirm a compatible Chevrolet Big Block 396, 402, 427, or 454 V8.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCylinder Heads:\u003c\/strong\u003e Verify the cylinder-head configuration, intake-port alignment, bolt pattern, and gasket requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarburetor Interface:\u003c\/strong\u003e Confirm the intake manifold and carburetor mounting pattern and determine whether a spacer or adapter is required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuel System:\u003c\/strong\u003e Verify appropriate carburetor fuel pressure, fuel inlet fittings, line size, routing, and filtration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThrottle \u0026amp; Transmission Linkage:\u003c\/strong\u003e Check throttle cable brackets, return springs, kickdown or transmission linkage requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectric Choke:\u003c\/strong\u003e Confirm the required electrical connection before installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVacuum Connections:\u003c\/strong\u003e Check PCV, distributor vacuum, brake booster, and unused vacuum-port requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance:\u003c\/strong\u003e Check total manifold, carburetor, spacer, and air-cleaner height against available hood clearance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg alt=\"BBC 396 402 427 454 dual plane intake manifold with 750 CFM electric choke carburetor kit\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/EVIL_ENERGY_Chevy_Big_Block_Dual_Plane_Intake_Manifold-7.13-a4.webp?v=1783938674\"\u003e \u003cimg alt=\"750 CFM electric choke carburetor installation and adjustment details\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/A_PC_-5_c17f8235-3aff-4443-9118-74febc529cac.jpg?v=1751351371\"\u003e\u003c\/p\u003e\n\u003ch2\u003eInstallation \u0026amp; Calibration Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUse suitable intake manifold and carburetor gaskets for the verified engine configuration.\u003c\/li\u003e\n\u003cli\u003eFollow the correct intake manifold installation and torque sequence for the engine and cylinder heads.\u003c\/li\u003e\n\u003cli\u003eVerify fuel pressure and inspect all fuel connections for leakage before operation.\u003c\/li\u003e\n\u003cli\u003eAfter installation, check idle speed, idle mixture, choke operation, throttle linkage, and secondary operation.\u003c\/li\u003e\n\u003cli\u003eCarburetor calibration may require adjustment according to displacement, camshaft, cylinder heads, exhaust, altitude, and intended RPM range.\u003c\/li\u003e\n\u003cli\u003eSupercharged, turbocharged, marine, and other specialized combinations require separate compatibility review.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eEVIL ENERGY Carburetor Support\u003c\/h2\u003e\n\u003cp\u003eLearn more about carburetor selection, installation, and tuning through the \u003cspan style=\"color: rgb(255, 42, 0);\"\u003e \u003ca href=\"https:\/\/www.ievilenergy.com\/collections\/carburetor\" style=\"color: rgb(255, 42, 0);\"\u003e \u003cstrong\u003eEVIL ENERGY Carburetor Collection\u003c\/strong\u003e \u003c\/a\u003e \u003c\/span\u003e.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation Guide:\u003c\/strong\u003e \u003cspan style=\"color: rgb(255, 42, 0);\"\u003e \u003ca href=\"https:\/\/www.ievilenergy.com\/blogs\/news\/how-to-install-an-carburetor\" style=\"color: rgb(255, 42, 0);\" rel=\"noopener\" target=\"_blank\"\u003e How to Install a Carburetor Step-by-Step Guide \u003c\/a\u003e \u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHow Carburetors Work:\u003c\/strong\u003e \u003cspan style=\"color: rgb(255, 42, 0);\"\u003e \u003ca href=\"https:\/\/www.ievilenergy.com\/blogs\/news\/how-does-a-carburetor-work\" style=\"color: rgb(255, 42, 0);\" rel=\"noopener\" target=\"_blank\"\u003e How Does a Carburetor Work? Can the Right One Boost Your Performance? \u003c\/a\u003e \u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"EVILENERGY","offers":[{"title":"Silver","offer_id":46362235895944,"sku":null,"price":399.99,"currency_code":"USD","in_stock":true},{"title":"Black","offer_id":46362235928712,"sku":null,"price":419.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/BUH0002001_FS23-00059SR-020-L.webp?v=1786588182","url":"https:\/\/www.ievilenergy.com\/products\/bbc-intake-manifold-4-barrel-carburetor-kit","provider":"EVILENERGY","version":"1.0","type":"link"}