Crank Pulley, SB with sp. perf, 2 Groove, Deep Groove, w/o AC & with PS, with Long Water Pump.
Chevelle 1969
Chevelle 1970
Chevelle 1971
Chevelle 1972
El Camino 1969
El Camino 1970
El Camino 1971
El Camino 1972
Reference: crankshaft pulley