These metering rods are designed for use with Edelbrock Performer Series and Thunder Series AVS carburetors only. Do not use with other brands. Sold in pairs.
Edelbrock Rods .057 X .049 1-Pr
Edelbrock Pro-Flo XT Vortec EFI Intake Manifold For Chevrolet 302-400 Small-Block V8.