Correct mounting nuts used to hold the radio in place on most GM applications. Fits radios that use 7/16"-28 thread x 1/8" thick flat style hex nuts.
1978 Chevrolet Impala Parts - Radio and Stereo Parts
OER Parts offers a wide selection of Radio and Stereo Parts for your 1978 Chevrolet Impala. OER Parts offers 1978 Chevrolet Impala Knobs, 1978 Chevrolet Impala Lenses, 1978 Chevrolet Impala Radio Faceplates.