Page 333 - 2018 Racecar Engineering Engine Parts and Accessories Catalog

CARBURETOR SPACERS

Holley 4BBL 4500 Series Carb Spacers “Dominator” (Cont.)

Mounting studs not included unless otherwise noted (*).
With Hardware
Part Number Height Bore Dia. Material Type Notes And Gaskets
Edelbrock
EDE8717 1" Open Aluminum — Yes
EDE8718 1" Open Aluminum Cloverleaf Yes
High Velocity Heads
Drag Race
HVHSS4500-1P 1" 2.000" Taper Black Thermoplastic No
Only
Drag Race
HVHSS4500-1.1P 1" 2.125" Black Thermoplastic No
Only
HVHSS4500-1AL 1" — Aluminum — No
Drag Race
HVHSS4500-2P 2" — Black Thermoplastic No EDE8717
Only
HVHSS4500-2AL 2" — Aluminum — No
1250 CFM
Carbs
HVHSS4500-2.1P 2" 2.125" Tapered Black Thermoplastic No
Drag Race
Only
Tapered/
HVHSS4500-CAL 1" Aluminum No
Cloverleaf
Tapered/
HVHSS4500-1CP 1" Black Thermoplastic — No
Cloverleaf
Moroso
MOR64947 1/2" Open Canvas Phenolic — No
MOR64950 1" Open Aluminum — No
MOR64951 1" Open Billet Aluminum — No
MOR65016 1/2" Open Wood Fiber Laminate — No
MOR65017 1/2" 2.000" Wood Fiber Laminate — No
TD Performance
TRA3215 2" Taper Billet Aluminum Dominator Yes
Wilson Manifolds
WLS024110 1" Taper Billet Aluminum Dominator No
WLS024130 1.5" Taper Billet Aluminum Dominator No
Hard Coat
WLS020010 1" Open — No
Aluminum Light Weight
WLS020011 1" Open Billet Aluminum — No
Hard Coat
WLS020050 2" Open — No
Aluminum Light Weight
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.

332 2018 ENGINE BUILDER CATALOG