Mustangs have had alternator charging systems since August 1964, when all Fords and Mercurys became so equipped. Alternators are clearly better than generators in that they maintain a steady charge at ...

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 in ...

Classic Mustangs had marginal charging systems when they were new with amperage output ratings ranging from 38-65 amps. Most remanufactured Autolite and Motorcraft 1G alternators are 65 amps these ...