Introduced in August 1964, Ford's first-generation Model 1G alternator was a real step up in reliability and current output compared to the old-school generators it replaced. Originally available ...

The First generation was dubbed the 1G (1973-1986), which had an ... Use at least a 4AWG charge wire between any 130-amp-plus alternator and battery; using a smaller diameter wire creates too ...

In 1982, Ford stepped up the charging system demand with the internally regulated 2G alternator, which looks basically like the 1G, only with a 2G-specific wiring harness. The 2G was common to all ...

The 3G is a perfect fit to replace your classic 1G. Don't forget to bypass your ammeter when you go with a one-wire alternator. Also note that a one-wire alternator usually requires the engine to ...