CARBURETOR SPACERS
Holley 4bbl. 4150/4160 Series Carb Spacers Some kits include mounting studs and nuts. Refer to manufacturer data for application-specific details.
With Hardware and Gaskets
Part No.
Height
Bore Dia.
Material Type
Notes
Trans Dapt
TRA3207 TRA3208 TRA3209 TRA3211 TRA3210 TRA3212
1-1/2" 1-1/2" 1-1/2"
4-Hole 4-Hole
Billet Aluminum Billet Aluminum Billet Aluminum Billet Aluminum Billet Aluminum Billet Aluminum
—
Yes Yes Yes Yes Yes Yes
Tapered, Torque Flow Torque Flow Dual-Plane Manifold
Divided Wall
1"
1.680" Taper 4-Hole Taper 1.680" Taper
Holley/AFB
1-1/2"
Dual-Plane Manifold
2"
Holley/AFB
Speciality Products SPC9145
3/8"
Open
Aluinum
Yes
Spectre
SPE5764
1"
4-Hole / Open
Phenolic
Dual-Purpose Open, 4-Hole
Yes
Wehrs Machine WEHWM10604
1/4"
4-Hole Taper
Billet Aluminum
GM 604 Crate
No
Willy's Carburetors WCD8850 Wilson Manifolds WLS011111
1"
1.750" - 1.00"
Aluminum
Adj. Restrictor Plate
No
1" 1" 1"
1.750" 4-Hole 1.680" 4-Hole
Billet Aluminum Billet Aluminum
Holley 850 Holley 750
No No No No No No No No No No
WLS011311 WLS000010 WLS000030 WLS000050 WLS004110 WLS003150 WLS004130 WLS004150 WLS014210
Open Open Open
Hard Coat Aluminum Lightweight Hard Coat Aluminum Lightweight Hard Coat Aluminum Lightweight Hard Coat Aluminum Lightweight
— — — —
1.50" 2.00"
1" 2"
1.750" Taper
—
Billet Aluminum
Angled & Tapered “Dirt”
1.50" 2.00"
1.750" Taper 1.750" Taper 1.550" Taper
Hard Coat Aluminum Lightweight Hard Coat Aluminum Lightweight Hard Coat Aluminum Lightweight
— — —
1"
Rochester 4bbl. Quadrajet Spacers Some kits include mounting studs and nuts. Refer to manufacturer data for application-specific details.
With Hardware and Gaskets
Part No.
Height
Bore Dia.
Material Type
Notes
Canton
CAN85-250
1"
Spread Bore
Phenolic
—
—
Edelbrock EDE8726
Wood Fiber Laminate
3/4"
Spread Bore
—
—
CAN85-250
Moroso
MOR64941 1/2" MOR65018 1/2"
Spread Bore
Phenolic
Quadrajet
No
Wood Fiber Laminate
Open
—
—
Mr. Gasket MRG86B
1/2"
Spread Bore
Heat Dissipater
— — —
— — —
MRG3406 MRG3712
1"
Spread Bore Black Thermoplastic
1/2"
Spread Bore
Heat Shields
Speciality Products SPC9150 1"
Spread Bore
Phenolic
—
Yes
Trans Dapt TRA2109
1"
Open
Aluminum Aluminum
— —
—
TRA2280 TRA3213
3/8"
Spread Bore Spread Bore
Yes Yes
1"
Billet Aluminum
Quadrajet
Wilson Manifolds WLS074110 1"
Tapered
Billet Aluminum Q-Jet/Spread Bore
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588 2021-22 ENGINE BUILDER CATALOG
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