CARBURETOR SPACERS
Holley 4BBL 4500 Series Carb Spacers “Dominator” (Cont.) Mounting studs not included unless otherwise noted (*).
With Hardware And Gaskets
Part Number
Height
Bore Dia.
Material Type
Notes
Edelbrock EDE8717
1" 1"
Open Open
Aluminum Aluminum
—
Yes Yes
EDE8718
Cloverleaf
High Velocity Heads HVHSS4500-1P 1"
Drag Race Only Drag Race Only
2.000" Taper
Black Thermoplastic
No
HVHSS4500-1.1P 1"
2.125"
Black Thermoplastic
No
HVHSS4500-1AL 1"
—
Aluminum
—
No
Drag Race Only
EDE8717
HVHSS4500-2P 2"
—
Black Thermoplastic
No
HVHSS4500-2AL 2"
—
Aluminum
—
No
1250 CFM Carbs Drag Race Only
HVHSS4500-2.1P 2"
2.125" Tapered
Black Thermoplastic
No
Tapered/ Cloverleaf Tapered/ Cloverleaf
HVHSS4500-CAL 1"
Aluminum
No
HVHSS4500-1CP 1"
Black Thermoplastic
—
No
Moroso MOR64947
1/2"
Open Open Open Open 2.000"
Canvas Phenolic
— — — — —
No No No No No
MOR64950 MOR64951 MOR65016 MOR65017
1" 1"
Aluminum
Billet Aluminum
1/2" 1/2"
Wood Fiber Laminate Wood Fiber Laminate
TD Performance TRA3215 2" Wilson Manifolds WLS024110 1"
Taper
Billet Aluminum
Dominator
Yes
Taper Taper
Billet Aluminum Billet Aluminum
Dominator Dominator
No No
WLS024130
1.5"
Hard Coat Aluminum Light Weight
WLS020010
1"
Open
—
No
WLS020011
1"
Open
Billet Aluminum
—
No
Hard Coat Aluminum Light Weight
WLS020050
2"
Open
—
No
WLS020051
2"
Open
Billet Aluminum
—
No
High Performance “Super Sucker” Carburetor Spacers
Spacers increase throttle response, improve carb signal, and insulate the carburetor from the manifold. Available in aluminum or insulative plastic (drag racing only). For Holley 4150 and 4500 Dominator carburetors.
2018 ENGINE BUILDER CATALOG
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