Ford 3G Alternator 130 & 200 Amp Includes Alternators 37759 47757 47759 57759 w/ adapter harness. Getting ready to completely rewire my '54 Ford that I'm installing a 302 in. I'm planning on using a new 3G alternator with a lead for the dash warning light. The attached diagram from a Hot Rod article shows to install a 100+ amp Mega fuse in the hot lead from the alternator to the battery.
![[DIAGRAM] Ford 3g Alternator Wiring Diagram 1978](http://repairguide.autozone.com/znetrgs/repair_guide_content/en_us/images/0900c152/80/05/3e/b3/large/0900c15280053eb3.gif "[DIAGRAM] Ford 3g Alternator Wiring Diagram 1978")
The Ford 3G alternator wiring diagram PDF will provide easy to follow steps in how to wire up your alternator. It includes detailed schematics of the alternator, the starter motor, the battery, and the connections required for each.. 3G Ford Alternator Installation (or Upgrade of 1G to 3G Ford Alternator) on Vehicles with No Prior System (installation for cars where no existing OEM stock wiring harnesses / wires exist)