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BE 4.0 LS3 Intake Manifold. 9.24" deck. 4500 Carburetor. 2 piece

CID Heads - Competition Induction Designs

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CID Heads BE 4.0 LS3 Intake Manifold.

The CID Heads BE 4.0 LS3 intake manifold is designed for engine applications aiming to make 600+HP using LS3 cylinder heads with a single plane intake. The CID Heads BE LS3 intake manifold has an overall height of 9.5" and unmatched HP producing characteristics amongst all cast single plane manifolds. It features a square carb pad designed to suit a 4500 Dominator carburetor or throttle body.


Product Features & Benefits:


  • The BE LS3 intake manifold is designed for 600+ horse power street, race and marine applications.
  • Near equal length runners that are 4" in area at the plenum opening with enough material to increase area to 5.5" at plenum
  • Designed to fit modified GM LS3 port openings
  • 2-piece design allows easy access for porting
  • Intake Manifold suits a 9.24" deck block
  • Made in the USA 


    • 9.24" deck height
    • 4500 Carburetor
    • 4.0" CSA at plenum end of runner
    • 9 1/2" tall. Can be milled down to 9"


    One CID Heads 2 piece 4500 BE 4.0 LS3 Intake Manifold






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