{"product_id":"oldsmobile-big-block-v8-dual-plane-air-gap-aluminum-intake-manifold-polished","title":"Oldsmobile Big Block V8 Dual Plane Air Gap Aluminum Intake Manifold - Polished","description":"\u003cp\u003eThis intake manifold is engineered for GM LS Series and helps support consistent airflow, clean fuel distribution, and dependable street performance operation across a wide range of compatible builds.\u003c\/p\u003e\n\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\n\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\n\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\n\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\n\u003cp\u003e\u003cb\u003eCOMPATIBLE WITH:\u003c\/b\u003e \u003cbr\u003eOLDSMOBILE V8 \u003cbr\u003e• 6.6 L \/ 400 in3 \u003cbr\u003e• 7.0 L \/ 425 in3 \u003cbr\u003e• 7.5 L \/ 455 in3\u003c\/p\u003e\n\u003cp\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\u003eBasic Operating RPM Range: 1,500-6,500 RPM\u003cbr\u003eCarburetor Flange Style: 4150 Square Bore\u003cbr\u003eCarburetor Quantity: 1\u003cbr\u003eCenter Maximum Height: 5.540 in.\u003cbr\u003eCNC Ported: No\u003cbr\u003eColor: Polished\u003cbr\u003eDeck Height: Standard\u003cbr\u003eEGR: No\u003cbr\u003eFront Maximum Height: 5.040 in.\u003cbr\u003eFuel System Type: Carbureted\u003cbr\u003eGasket Or Seal Included: No\u003cbr\u003eGrade Type: Performance\u003cbr\u003eIntake Port Shape: Rectangle\u003cbr\u003eMaterial: Aluminum\u003cbr\u003eRear Maximum Height: 6.040 in.\u003cbr\u003eSingle Or Dual Plane Type: Dual Plane\u003c\/p\u003e","brand":"Top Street Performance","offers":[{"title":"Default Title","offer_id":49808520577320,"sku":"87551P","price":708.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0901\/8356\/5608\/files\/87551P_01.jpg?v=1745603812","url":"https:\/\/www.topstreetperformance.com\/products\/oldsmobile-big-block-v8-dual-plane-air-gap-aluminum-intake-manifold-polished","provider":"Top Street Performance","version":"1.0","type":"link"}