Voltage Regulator: 1962-72 (63 amp) (GM)This is not a reproduction. Voltage regulator for the most all US GM vehicles from 1962 to 1972 It's a GM Original unit as pictured, we have a few left only NOS. 4 TERMINAL 12 VOLT VOLTAGE REGULATOR Three hole mount. Has four pins in a row and the 5th on the side. Has all GM markings as original. We have only a few left.. get a NOS GM while you may. Fits most all 62 71 era GM vehicles Firebird 67 71 Camaro 67 71 62 72 era Bonneville, Catalina, GP,