Edelbrock® - Chevy Corvette with 4-barrel square bore Carburetor Mounting with Stock configuration Cylinder Head with Chevy Small Block Gen I Engine 1975 RPM Air Gap® Dual Plane Intake Manifold
Edelbrock Chevy Performer RPM Air-Gap Intake Manifold w/ Endurashine, Big Block w/ Oval Port
Differences In Power - Edelbrock's RPM Vs. Air-Gap
Edelbrock.com: Performer RPM AIR-Gap Small Block Chevy Black Intake Manifold