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JEGS 513017
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JEGS Intake Manifold for Big Block Chevy 396-502 (Oval Port)

555-513017

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$220.99
JEGS Intake Manifold for Big Block Chevy 396-502 (Oval Port) $220.99
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Intake Manifold
  • Big Block Chevy 396-502 (Oval Port)
  • Spread Bore/Square Bore
  • Idle to 5500 RPM
  • Polished Aluminum
  • Items You May Also Consider

    JEGS 513017 Details

    Big Block Chevy Intake Manifolds

    • Port exit dimensions: 1.75" x 1.68"
    • Recommended Intake Gasket: JEGS p/n 555-210102
    • Estimated runner length - Shortest: 7.00"
    • Estimated runner length - Longest: 8.50"
    • Manifold height: (A) 4.75", (B) 5.06"
    • Click here to determine carburetor pad height.
    • Stock/stamped steel valve covers may require 3/16" (or thicker) valve cover gaskets. We recommend: 555-21110 or 555-210171 for adequate runner clearance.
    JEGS Carb Recommendations/Notes
    Carburetors
     570 CFM670 CFM770 CFM
    Up to 300 HP300 to 400 HP400 to 500 HP
    Manual Choke 510-0-81570* 510-0-81670* 510-0-81770*
    Electric Choke510-0-80570* 510-0-80670* 510-0-80770*
    * Square Flange Carburetors Require Adapter Plate 555-15442
    Carburetor Studs
    555-158401-1/2" StudsSuggested for carb and gasket only
    555-158412" StudsSuggested for carb and 1/2" spacer
    555-158422-1/2" StudsSuggested for carb and 1" spacer
    555-158463-1/2" StudsSuggested for carb and 2" spacer
    Carburetor Base Gaskets
    555-16100Open
    555-161054-Hole
    Intake Manifold Bolts
    555-83205BB-Chevy

    Carburetor Fuel Inlet Lines & Fittings
    Carburetor Spacers
    Fuel Filters
    Carburetor Linkage, Choke Kits & Components

    Specifications:

    Usage
    Street/Hi-Performance
    Engine Make/Size
    Chevy Big Block (396-502)
    Emission
    Without EGR
    Cylinder Head Type
    Oval Port- Small
    RPM Range
    Idle -5500
    Engine Block Style
    Stock/OEM standard deck
    Engine Block Style
    Stock/OEM standard Deck
    Intake Section Included
    Complete
    Intake Style
    Dual plane
    Carburetor Quantity
    One
    Intake Manifold Height (in.)
    4.905
    Finish
    Polished
    Material
    Aluminum
    Shipping Weight:
    17.7
    Package Height:
    22.6
    Package Depth:
    5
    Package Width:
    12.2

    JEGS Champion Series 331 Dual Plane Aluminum Intake Manifolds feature the latest machining techniques to ensure the best quality and results. The process to make these cast aluminum performance intake manifolds yields a lighter, more consistent casting for smoother intake runners, optimal fuel atomization, and improved fuel & air distribution to the cylinders. What does all this mean? MORE POWER!

    JEGS EZ Kits are designed by JEGS professionals to ensure that you get all the correct parts you need.

    Will this work on a 1991 Gen 5 454?

    Asked by: Rooster Shop
    No, this is made for the Gen IV series big block Chevy engines.
    Answered by: Rusty B
    Date published: 2018-06-25
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