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1 wire alternator install

vtboy51

Contributor
Sr. Member
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Aug 26, 2016
Messages
403
I just got my 1 wire alternator from WH and I’m not convinced it’s gonna fit. Has anyone installed one of these? The 2 mounting bolt locations are over an inch further apart on the new one .
 

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Hinmaton

Sr. Member
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Oct 17, 2017
Messages
605
I have a 3G out of a Taurus and it fits just fine.
Just stick it in there and see.

Hinmaton


Sent from my iPhone using Tapatalk
 

DirtDonk

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Nov 3, 2003
Messages
51,619
What do your brackets look like vtboy? Standard stamped steel for just the alternator? Or cast for holding an air pump as well?
If the cast bracket, you may be right that it won't fit as-is. But the standard brackets have never seemed to be a problem that I remember. When I installed a large-case 1G (not sure how close it is to your new large-case 3G) it fit just fine. Since the lower curved arm has quite a bit of range, it was a simple matter of lowering it down a bit and bolting things up.

Let us know how it goes.

Paul
 

metal1

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May 2, 2016
Messages
260
Loc.
hidesert ,socal
I have a 67 with the cast brkts and had to do a little grinding for it to fit .I had to use the pulley off of my old alt and machine the spacer but my alt was a back yard find ;)
 
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vtboy51

vtboy51

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Aug 26, 2016
Messages
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After a few phone calls with WH (very helphful) we determined a '68 bronco with the smog pump type bracket will not play nice with the new 1 wire alternator. I have to order up a new upper and lower alternator mounting bracket and spacer to make it work. Then also find a new place to mount my coil, any suggestions? Here is a pic of my current bracket for others future references.
 

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DirtDonk

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Sure enough, that'll do it!
For other's reference, here are the brackets needed:
8230_8883_popup.jpg

I'm not sure about the coil vtboy. It might actually still fit in that same general area because there will still be nothing on top of the alternator. The alternator itself will probably sit slightly higher, but I'm not sure that precludes the coil being there.
But the factory location was just up from, and behind where you have it now. Mounted to the top of the intake, laying down at a slight up-angle with the wire tower facing forward.

I like your location better, but it could go back to the factory spot if needed. Or you could run it over on the driver's side, or wherever.
Good luck on that. I moved mine around a couple of times over the years for various reasons and added parts getting in the way. It's been on the front of the head, top of the intake, driver's fender well, and probably one or two other spots as well.
Only thing I did different was keep two different kinds of mounting brackets handy and a couple of different lengths of coil wire.

But if you would rather keep things as they are, maybe metal1 has some pics of where he ground his mounts?
Did you have a large-case or small-case alternator in your case metal1? Ours is the large one, just in case that makes a difference.

Thanks.

Good luck vt.

Paul
 
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