{"product_id":"chevy-small-block-carbureted-dual-plane-aluminum-intake-manifold-polished","title":"Chevy Small Block Carbureted Dual Plane Aluminum Intake Manifold - Polished","description":"\u003cp\u003eBuilt for upgraded induction performance, this intake manifold supports improved airflow characteristics and stable fuel delivery for GM LS Series using properly matched carburetor or EFI configurations.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAirflow \u0026amp; Performance Design\u003c\/strong\u003e\u003cbr\u003eThe intake runner and plenum design help support balanced airflow delivery between cylinders while maintaining stable throttle response and dependable street-driven performance. \u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eConstruction \u0026amp; Engine-Bay Fitment\u003c\/strong\u003e\u003cbr\u003eThe manifold construction to support long-term durability, heat management, and a clean installed appearance in demanding engine-bay environments.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstallation Considerations\u003c\/strong\u003e\u003cbr\u003eProper installation requires confirming cylinder head compatibility, intake gasket alignment, carburetor or throttle-body configuration, distributor clearance, and hood clearance before final assembly.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSystem Matching\u003c\/strong\u003e\u003cbr\u003eVerify fuel system compatibility, throttle linkage setup, vacuum routing, sensor provisions, and accessory clearance before installation. This intake manifold is intended for properly matched engine combinations.\u003c\/p\u003e\u003cb\u003eCOMPATIBLE WITH:\u003c\/b\u003e \u003cbr\u003eCHEVROLET SMALL BLOCK V8 GEN. I \u003cbr\u003e• 4.3 L \/ 262 in3 \u003cbr\u003e• 4.3 L \/ 265 in3 \u003cbr\u003e• 4.4 L \/ 267 in3 \u003cbr\u003e• 4.6 L \/ 283 in3 \u003cbr\u003e• 4.9 L \/ 302 in3 \u003cbr\u003e• 5.0 L \/ 305 in3 \u003cbr\u003e• 5.0 L \/ 307 in3 \u003cbr\u003e• 5.4 L \/ 327 in3 \u003cbr\u003e• 5.7 L \/ 350 in3 \u003cbr\u003e• 6.6 L \/ 400 in3\n\u003cp\u003eNOTES: \u003cbr\u003eCompatible with 1955-1986 Chevy small blocks and 1987-1995 with included adapters. \u003cbr\u003eManifold is stock replacement and street legal with non-EGR 302, 327, and 350 engines with factory style carb in 1966-1972 (and 1973 non-CA) passenger cars and 1966-1983 trucks. \u003cbr\u003eWill not fit engines with reverse flow heads such as those found in 1992-1997 LT1 applications.\u003c\/p\u003e\n\u003cbr\u003e\u003cb\u003eCOMMON VEHICLE APPLICATIONS:\u003c\/b\u003e\u003cbr\u003eStreet performance applications\u003cbr\u003eRestoration projects\u003cbr\u003eCustom engine builds\u003cbr\u003e\u003cbr\u003e\u003cb\u003eSPECIFICATIONS:\u003c\/b\u003e\u003cbr\u003e\nBasic Operating RPM Range: Idle-5,500 RPM\u003cbr\u003e\nCarburetor Flange Style: Spread Bore (4150 Square Bore with Included Adapter)\u003cbr\u003e\nCarburetor Quantity: 1\u003cbr\u003e\nCenter Maximum Height: 4.050 in.\u003cbr\u003e\nCNC Ported: No\u003cbr\u003e\nColor: Polished\u003cbr\u003e\nDeck Height: Standard\u003cbr\u003e\nEGR: No\u003cbr\u003e\nEGR Block-off Included: Yes\u003cbr\u003e\nFront Maximum Height: 3.500 in.\u003cbr\u003e\nFuel System Type: Carbureted\u003cbr\u003e\nGasket Or Seal Included: No\u003cbr\u003e\nGrade Type: Performance\u003cbr\u003e\nIntake Port Shape: Rectangle\u003cbr\u003e\nMaterial: Aluminum\u003cbr\u003e\nRear Maximum Height: 4.600 in.\u003cbr\u003e\nSingle Or Dual Plane Type: Dual Plane","brand":"Top Street Performance","offers":[{"title":"Default Title","offer_id":49562206241064,"sku":"82000","price":366.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0901\/8356\/5608\/files\/82000-01.jpg?v=1779295091","url":"https:\/\/topstreetperformance.com\/products\/chevy-small-block-carbureted-dual-plane-aluminum-intake-manifold-polished","provider":"Top Street Performance","version":"1.0","type":"link"}