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Home/ Registry/ Ford/ Bronco/ 1987–1991/ “Street Truck”/ 3G Alternator Swap supermotors.net/registry/1725/20206

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3G Alternator Swap

From 1989 Ford Bronco “Street Truck” — documented by Tim Crase.

43 photos 2 videos
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1989 Ford Bronco - I ordered up this 3G wiring kit from Ford Fuel Injection . com...2ga. cables and a 175A fuse!! 1989 Ford Bronco - New shiny Alt, from a 95 Mustang GT 1989 Ford Bronco - Back side showing the connections 1989 Ford Bronco - Made sure the connections fit....live a glove. 1989 Ford Bronco - Pic before we get started 1989 Ford Bronco - Squeakin along 1989 Ford Bronco - Disconnecting battery 1989 Ford Bronco - Took off the belt 1989 Ford Bronco - Unbolted the alternator and took it out 1989 Ford Bronco - Pulled this connector off the relay 1989 Ford Bronco - And this one under it 1989 Ford Bronco - Test fitting the new alt. 1989 Ford Bronco - Hits here 1989 Ford Bronco - And back here 1989 Ford Bronco - Ground out the little flange 1989 Ford Bronco - Yay it fits 1989 Ford Bronco - Half inch from the back 1989 Ford Bronco - Half inch deep 1989 Ford Bronco - And about 2" long 1989 Ford Bronco - Bolted the cable and the jumper onto the 3G 1989 Ford Bronco - Scrounged the parts box for a bolt, and a nut 1989 Ford Bronco - All bolted up 1989 Ford Bronco - Belt on 1989 Ford Bronco - Figuring out where to put the fuse 1989 Ford Bronco - Looks like it will go here 1989 Ford Bronco - Bolted up, now to add cables 1989 Ford Bronco - This will be my next area to address 1989 Ford Bronco - Fuse installed 1989 Ford Bronco - Built this jumper wire 1989 Ford Bronco - All hooked up. This swap takes me from 65-75 amp alt to 130 or 140 amp 1989 Ford Bronco - Before movieVideo 1989 Ford Bronco - After movieVideo 1989 Ford Bronco - New 160 amp from Fireguy 1989 Ford Bronco - Comparison of a used alternator next to a new one, with installation instructions visible. 1989 Ford Bronco - Comparison of a new and used alternator, likely for a 3G alternator swap. 1989 Ford Bronco - Close-up of an engine's alternator and related components, with the valve cover off. 1989 Ford Bronco - A gloved hand holds a rusty alternator bracket, likely for a Ford Bronco swap. 1989 Ford Bronco - Close-up of a rusty metal bracket, possibly for an engine component, with text visible on a nearby box. 1989 Ford Bronco - A metal bracket is clamped in a vise on a workbench cluttered with tools and automotive parts. 1989 Ford Bronco - An alternator bracket is secured in a vise, with various automotive parts and a warning sign visible. 1989 Ford Bronco - Close-up view of an engine part, likely an alternator bracket, attached to a red-painted engine block. 1989 Ford Bronco - Engine bracket installation detail, focus on the mounting hardware and engine block components. 1989 Ford Bronco - Close-up of an engine component and bracket, with a towel draped over part of the engine. 1989 Ford Bronco - Close-up view of an engine block and transmission housing assembly, likely in a workshop setting. 1989 Ford Bronco - Close-up view of a freshly painted red engine block a silver water pump and a black pulley.