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Holley Big Block Chevy Hi-Ram EFI Intake Manifold Base; Satin

Item EK-61-923360
Product Image
1 Reviews of Holley
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$875.95

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      Product Information

      Features, Description, Q&A

      Features

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      • 2.40” Tall X 1.60” Wide Port Flange Openings, Uses Mr. Gasket Intake Manifold Gasket #5817
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      • Designed For 1965 & Later 396-502+ MKIV-MKVI Standard 9.80” Deck Height Big Block Chevy Engines With Standard Intake Flange Rectangle-Port Cylinder Heads
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      • Requires The Use Of Early Type GM Or Small Cap MSD Or Holley Distributors. Not Compatible With HEI Distributors
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      • Cast 356-T6 Aluminum Construction, Natural, Satin As-Cast Aluminum Finish
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      • Power Band: 1500-8000 RPM
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      • The Coolant Outlet Is A Standard Chevy Thermostat Housing Flange And (2) 1/2 NPT And (1) 3/8 NPT Coolant Ports Are Provided
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      • MAP Sensor Port Is For A GM Gen IV LS MAP Sensor, Manifold Also Has Provisions For (1) 1/8 NPT, (1) 1/4 NPT, (1) 3/8 NPT Fittings To The Plenum
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      • Black Anodized EFI Fuel Rails Are Machined For -10AN O-Ring Fittings And Come Included With These EFI Hi-Ram Kits
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      • Fits 1965 And Later 396-502+ MKIV-MKVI Big Block Chevy Engines With Standard Intake Flange Rectangle-Port Cylinder Heads
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      Description

      High-Performance EFI Intake. The Holley Big Block Chevy Hi-Ram EFI Intake Manifold Base; Satin is engineered to enhance airflow and fuel delivery for improved engine performance. It provides a seamless solution for integrating modern electronic fuel injection technology into classic big block Chevrolet engines, optimizing power and drivability across a broad RPM range.

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      Construction and Appearance. Crafted from durable 356-T6 cast aluminum, this intake manifold base features a natural satin as-cast finish that combines strength with a sleek, professional look. Its design incorporates precise port flange dimensions and multiple coolant and sensor ports to accommodate a variety of engine management setups.

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      Installation. Installation requires moderate mechanical skill, with no drilling necessary as the manifold is designed to bolt directly onto compatible Big Block Chevy cylinder heads. Proper distributor compatibility must be ensured as it does not support HEI distributors.

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      Warranty. This product is backed by a manufacturer's limited 90-day warranty for peace of mind.

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      Application. Specifically designed to fit 1965 and later 396-502+ MKIV-MKVI Big Block Chevy engines equipped with standard intake flange rectangle-port cylinder heads, this manifold is not compatible with engines outside these parameters.

      Holley 300-961

      CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

      5.0

      Reviews of Holley Classic Intake Products (1)

      Questions & Answers

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