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-   -   Racing Alternator wiring (http://www.clubcobra.com/forums/shop-talk/85870-racing-alternator-wiring.html)

nocupholder 03-08-2008 04:46 PM

Racing Alternator wiring
 
Hey Guys,
Before I screw something up again I figured I'd ask this time...

I have a Ford Racing Alternator (part # M-10300-A351) and it has three thin wires: white, green and yellow (yes, and of course, the big fat red one, too). Problem is, I have no wiring instructions...can you guys help me out?

I already figured out that the white one loops back into the Alternator (not sure why though)...which leaves the green and yellow wire. Any idea?

Thanks,
Tom

wrench87 03-08-2008 05:12 PM

that is a ford 3 alternator, the white wire plugs into the alternator, the yellow wire goes to 12 volt constant some people just put a round terminal end and install it to the lug with the red battery wire, the green wire goes to 12 volt key in run position. the red battery wire should be 10 guage and ford reccomends that you use 2- 12 guage fuse links in parallel. i just installed a 50 amp mega fuse holder and ran the wire to my starter solenoid.

J Persons 03-08-2008 06:06 PM

Here's a wiring diagram for the Ford 3G alternator from fordfuelinjection.com. If you are using a carb with an electric choke, connect the choke wire to the white wire. This wire is only energized when the alternator is running.
http://img.photobucket.com/albums/v4...ALT_wiring.gif


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