During hard acceleration the float bowls in a carburetor become uneven, causing moderate fuel starvation. This aluminum spacer tilts the carburetor forward 5 degrees to help keep it level. Spacer measures.830" at it's...
Holley 4150 Carb Spacer Kit; Open Center; 1" Tall; For PCV With 3/8" Fitting
Carburetor spacer kits are now available for Holley carburetors. Each kit includes mounting hardware and gaskets.

Holley 4150 Carb Spacer Kit; Open Center; 1" Tall; For PCV With 3/8" Fitting
Classic $31.99 set
Holley Square Bore 4-Barrel to Rochester Quadra-Jet 4-Barrel Craburetor to Manifold Adapter Kit
Holley square flange carburetor adapter kit for Rochester 4-barrel intake manifolds. This kit will adapt a square bore carburetor to spread bore Rochester Q-Jet or Carter Thermo Quad 4-barrel manifold. The adapter is 3/4"...

Holley Square Bore 4-Barrel to Rochester Quadra-Jet 4-Barrel Craburetor to Manifold Adapter Kit
Classic $31.99 set
Airaid; Poweraid Throttle Body Spacer; Holley 4BBL 4150/4160 & Edelbrock Square Flange OE
Enhance Mid-Range Power, Torque And Fuel Efficiency! The Poweraid Throttle Body Spacer is designed to cause a spinning action of the incoming air charge as it passes through the throttle body. This air charge carries all the...

Airaid; Poweraid Throttle Body Spacer; Holley 4BBL 4150/4160 & Edelbrock Square Flange OE
Classic $134.99 ea
Airaid; Poweraid Throttle Body Spacer; Holley 2BBL 2300
Enhance Mid-Range Power, Torque And Fuel Efficiency! The Poweraid Throttle Body Spacer is designed to cause a spinning action of the incoming air charge as it passes through the throttle body. This air charge carries all the...
Holley Carburetor Spacer Set; 3/8" Tall Open Center; With Vacuum Tube & Cap
Carburetor spacer kits are now available for Holley carburetors. Each kit includes mounting hardware and gaskets. {specs} {fitment}

Holley Carburetor Spacer Set; 3/8" Tall Open Center; With Vacuum Tube & Cap
Classic $43.99 set
Holley 4150 Phenolic Carb Spacer Kit; Open Center; 1" Tall; with Hardware and Gaskets
Phenolic carburetor spacer kit for Holley 4150 carburetors. Each kit includes mounting hardware and gaskets.

Holley 4150 Phenolic Carb Spacer Kit; Open Center; 1" Tall; with Hardware and Gaskets
Classic $31.99 set
Holley "Hiker" Carburetor Spacer Set; 3/8" Tall Open Center
Carburetor spacer kits are now available for Holley carburetors. Each kit includes mounting hardware and gaskets. {specs} {fitment}
Holley 4150 Carb Spacer Kit; Open Center; 2" Tall
Carburetor spacer kits are now available for Holley carburetors. Each kit includes mounting hardware and gaskets.
Holley 2300 2-Barrel to Rochester 4-Barrel Quadra-Jet Manifold Adapter Kit
Holley 2300 carburetor adapter kit for a Rochester 4-barrel intake manifold. This kit will adapt a large bolt pattern Holley 2300 to spread bore Rochester Q-Jet or Carter Thermo Quad 4-barrel manifold. The adapter is 1-1/8"...

Holley 2300 2-Barrel to Rochester 4-Barrel Quadra-Jet Manifold Adapter Kit
Classic $32.99 set
2-Barrel to 4-Barrel Carburetor to Manifold Adapter Kit
Square bore to 2-barrel carburetor to manifold adapter kit. This kit will adapt a 4-bolt 2-barrel flange to a 4-bolt square bore flange carburetor or manifold. It can be used to convert a 4-barrel manifold to 2-barrel or a...
Holley 2300 2-Barrel to Rochester 2-Barrel Manifold Adapter Kit
Holley 2300 carburetor adapter kit for a Rochester 2-barrel inatke manifold. This kit will adapt a large bolt pattern Holley 2300 to small bolt pattern Rochester 2-barrel manifold. The adapter is 9/16" thick, constructed of...
Ford Small-Block Windsor 302/5.0L 4V; EGR Valve Adapter Edelbrock Performer Intake Manifolds
Edelbrock EGR Adapter #8017 has made installing your new intake and carburetor easier on Ford 4V applications. When using Edelbrock EGR adapters, your existing EGR valve is repositioned to allow clearance for your carburetor....

Ford Small-Block Windsor 302/5.0L 4V; EGR Valve Adapter Edelbrock Performer Intake Manifolds
Classic $119.99 ea
Ford Small-Block Windsor 302/5.0L 4V; 4 Barrel EGR Valve Spacer Plate
Edelbrock part #8053 is a 1" tall Ford 4V EGR adapter plate kit. This kit makes installing a new intake and carburetor much easier by repositioning the EGR valve to allow clearance for your carburetor. They're made of cast...

Ford Small-Block Windsor 302/5.0L 4V; 4 Barrel EGR Valve Spacer Plate
Classic $119.99 ea
Holley Carburetor Spacer Set; 3/8" Tall Ported (No PVC Port)
Carburetor spacer kits are now available for Holley carburetors. Each kit includes mounting hardware and gaskets. {specs} {fitment}
1/16" Spread Bore Sealing Plate
Holley EFI spread bore sealing plate. This plate adapts a dual bolt pattern square bore carburetor or throttle body to a spread bore manifold and seal properly. Includes a 1/16" thick plate and two gaskets..