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gm 3 wire to a 2 wire alternator

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Old 04-01-2011, 12:10 PM
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gm 3 wire to a 2 wire alternator

i currently swapped a 76 350 for my ol 305, my old alternator connector was a 3 wire and my new alternator is a 2 wire, any wiring advice?
Old 04-01-2011, 04:09 PM
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Re: gm 3 wire to a 2 wire alternator

It is somewhat unusual to revert to a 'crapper' alternator (IMO) but, don't mind me...

(attached image courtesy http://www.novaresource.org/alternator.htm)
Attached Thumbnails gm 3 wire to a 2 wire alternator-chargcircuit.gif  
Old 04-01-2011, 06:52 PM
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Re: gm 3 wire to a 2 wire alternator

the only reason im switching is because i dont have any other belt kit besides the stock one in 76
Old 04-01-2011, 08:12 PM
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Re: gm 3 wire to a 2 wire alternator

The pulleys will interchange between the two alternators if you still have the original alt.
Old 04-02-2011, 10:38 PM
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Re: gm 3 wire to a 2 wire alternator

the old style gm 2 wire has 180 degree mounting points and thats what i need
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