Edelbrock Idle Air Control Valve Pro-Flo EFI HASZ21CL Since then

Since then

Reduce spindle movement and dynamic rear alignment changes with a Delrin upper control arm bushing from BMR Suspension

Can be mounted vertically or horizontally

: MW-6Z = Zerk Type Fitting MW-6F = Flush Type Fitting

1957-1958 Chevrolet Sedan Delivery

Edelbrock Idle Air Control Valve Pro-Flo EFI HASZ21CL Since thenEdelbrock idle air control motors control idle speed by regulating the flow of air around your throttle plates for proper performance. Edelbrock offers these idle air control motors for a variety of EFI systems. They're constructed from top quality materials to ensure years of dependable service. Since 1938, Edelbrock has been committed to making the finest high performance products in the industry. The famous Edelbrock Intake Manifold, Edelbrock