• Cast Aluminum 4150/4160 1" Thick Carburetor Spacer
• Open Plenum Design
• Can easily be mounted with one of the Moroso Carburetor Stud Kits Nos. 37950, 37960 or 37961
• Open plenum aluminum carb spacers increase plenum volume for high RPM power
• Gaskets are not included
*Not legal for sale or use on pollution-controlled vehicles.