JEGS 513029 Cool Gap Intake Manifold for 396-502 Big Block Chevy Dual Plane Satin

Cool Gap Intake Manifold Fits 396-502 Big Block Chevy Fits Oval Port Cylinder Heads Dual Plane 4-BBL Square Bore 4150/4160 Mounting Flange Non-EGR RPM Range: 1500-6500 Cast Aluminum Satin Finish JEGS 513029 Intake Manifold Features: Dual Plane design for optimum fuel distribution Accepts 4150/4160 4-BBL square bore carburetors Cool Gap design keeps hot engine oil away from intake runners resulting in a cooler denser charge for more horsepower torque and efficiency Designed for oval port heads with standard port location 8 Intake runner bosses cast in for nitrous or fuel injector ports Port exit dimensions: 1.680 in. W x 1.950 in. H Estimated runner length – Shortest: 5.00 in. Estimated runner length – Longest: 7 in. Manifold height: Front A 4.750 in. Rear B 6 in. A + B divided by 2 = 5.375 in. NPT water outlet ports for additional cooling 1 Rear 3/8 NPT vacuum port Provisions for dual distributor hold-downs No provision for divorced or heated choke Note: This intake manifold will not fit under a stock hood on Corvettes 1964-1967 Chevelle or 1967-1981 Camaro. Additional Recommended Items Sold Separately: Stock/stamped steel valve covers may require 3/16 in. or thicker valve cover gaskets. Recommended Intake Gasket 555-210102 Front to Rear Coolant Fittings and Hose 2 JEGS Black 90-degree 1/2 in. NPT to -8 AN Fittings – 555-110149 2 JEGS Black Straight 1/2 in. NPT to -8 AN Fittings – 555-110109 1 JEGS Black Pro-Flo 350 -8 AN Braided Hose 3 ft. – 555-110920 1 JEGS Black Straight -8 AN Max Flow Hose End – 555-110002 1 JEGS Black 45-degree -8 AN Max Flow Swivel Hose End – 555-110012 2 JEGS Black 90-degree -8 AN Max Flow Swivel Hose Ends – 555-110022 Carburetor Fuel Inlet Lines Fittings Carburetor Spacers Fuel Filters Carburetor Linkage Choke Kits Components JEGS Carb Recommendations/NotesCarburetors 570 CFM670 CFM770 CFMUp to 300 HP300 to 400 HP400 to 500 HPManual Choke510-0-81570510-0-81670510-0-81770Electric Choke510-0-80570510-0-80670510-0-80770Carburetor Studs555-158401-1/2 inch StudsSuggested for carb and gasket only555-158412 inch StudsSuggested for carb and 1/2 inch spacer555-158422-1/2 inch StudsSuggested for carb and 1 inch spacer555-158463-1/2 inch StudsSuggested for carb and 2 inch spacerCarburetor Base Gaskets555-16100Open Square Flange555-161054-Hole Square FlangeIntake Manifold Bolts555-83205Big Block Chevy -…