Custom Fit:
Universal used in carburetors with 4 barrel carbs and square bore: for Chevy for Ford 350 SBC BBC BB 4BBL engines etc is designed to meet the expectations and provide better performance.
We strive for satisfactory functions on nice materials and precision engineered Carb Spacers. With our direct replacement fit, this knob will save your time and effort on car accessories.

Features:
Made from durable Phenolic, corrosion resistance, high and low temperature resistance, provide long service life.
With 4 hole open center design, our carburetor spacer improves the volume of the plenum chamber which increasing RPM and torque power.
Reducing heat transfer from the intake manifold to the carburetor, increasing power and efficiency by provide denser air or fuel mixture.

Specification:
Thickness: 25.5mm / 1.00"(T)
Thread Size: M8*1.0
Material: Phenolic
Color: Black
Carburetor Base Flange: Square Bore

Installation of Carburetor Spacer Kit:
Just install it to your car then get the problem solving

Note:

This is a non-OEM product, accessory ONLY!

Package Includes:
1pc Carburetor Spacer
1pc lower gasket (intake to adapter), 1pc upper gasket (adapter to squarebore carb)
4pcs screws to bolt adapter to intake, 4pcs studs and nuts to bolt carb to adapter
Complete Mounting hardware for convenient installation.