2" Phenolic / Bakelite Carburetor Spacer Open Center Port Speedmaster idle air control motor

Speedmaster idle air control motor adapters allow GM-style idle air control motors to be used with throttle bodies originally designed for a different bolt pattern

These pulleys are available in your choice of two finishes

Speedmaster bearings are precision-engineered to provide you with superior quality

Speedmaster crankshaft damper spacers are just what you need to install your  429 or 460 damper

2" Phenolic / Bakelite Carburetor Spacer Open Center Port Speedmaster idle air control motorThe precise design of these Speedmaster carburetor spacers provides a smooth transition of fuel from the carburetor to the intake manifold, to increase flow for more performance. They also help to insulate the carburetor from engine heat and provide clearance for linkages.