3209- HAMBURGERS CARBURETOR SPACER- Holley 4BBL- DUAL PLANE; 1 1/2 Photo of CARBURETOR SPACER for Holley 4BBL- 1 1/2 This Product is MADE IN THE USA!

Holley 4BBL Carburetor Spacer; Dual-Plane; 1-1/2 in. Tall; Standard Port- Billet

Holley/AFB 4BBL Carburetor Spacer for Dual-Plane Intake Manifolds; Standard Ports; 1-1/2 in. Tall- Billet Aluminum


It is no secret that tuners can alter their engine torque's sweet spot imply by increasing or decreasing the length plenum beneath the carburetor. To lengthen the plenum, simply install a carburetor spacer. For years, carb spacers have mainly been available in 1" or 2" tall varieties. This 4 barrel carb spacer measures 1-1/2" tall, and offers builders and drag aracers another level of tunability.

Hamburger's precision CNC machines this spacer in their Whittier, California manufacturing facilty using 6061-T6 aluminum, then giving a durable clear anoziding to protect it from the harsh engine bay elements. Hamburger's includes all the necessary gaskets and longer mounting hardware to accomodate the taller carburetor position. The spacer is designed with 8 mounting holes so it can be used with both Holley and AFB 4 bbl carburetors on a Dual-Plane, 4 barrel intake manifold. This spacer is backed by a limited lifetime warranty!


Gaskets require slight modification for use with dual-plane applications.


Product Specifications

[PLEASE REVIEW THE FOLLOWING PRODUCT ATTRIBUTES & VEHICLE APPLICATION FOOTNOTES SPECIFIC TO YOUR VEHICLE, THOROUGHLY]

  • Carburetor Type 4BBL AFB
  • Carburetor Type 4BBL HOLLEY
  • Manifold Type Dual Plane 4BBL
  • Contents Carburetor spacer, gaskets, carb studs, nuts, washers
  • Emissions Notes Not legal for sale or use in California, or on pollution controlled vehicles.
  • Finish Clear Anodized
  • Finish Type Clear Anodized
  • Product Type Carburetor Spacer
  • Height 1-1/2 in.
  • Plenum Style Ported
  • Materials 6061-T6 Billet Aluminum
  • Material Billet Aluminum
  • Thickness 1-1/2 in.
  • Fastener(s) Included Yes
  • Package Contents Carburetor spacer, gaskets, carb studs, nuts, washers
  • Bolt Hole Quantity 8
  • Performance Yes
  • Spacer Finish Anodized Clear
  • Spacer Material Billet Aluminum
  • Spacer Thickness 1-1/2 in.
  • Stud Diameter 5/16 in.
  • Stud Length 3 in.
  • Stud Material Steel
  • Stud Thread Size 5/16 in.-18 ; 5/16 in.-24
  • Replacement Gasket Set 2033
  • California Proposition 65 WARNING: Cancer & Reproductive Harm. For more info visit www.P65Warnings.ca.gov
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