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alternator upgrade

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Old 05-01-2009, 10:07 PM
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Red face alternator upgrade

Whats up guys im having electrical issues, seems my alternator cant handle all the electrical stuff i have is there any upgrades that i can do? i notice alot of you guys run winches and off road lights, so what options do i have? Any help is very appreciated
Old 05-01-2009, 10:13 PM
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There are internals you can swap to make your alternator put out more amps.
Old 05-01-2009, 11:16 PM
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Originally Posted by jkshavoc
Whats up guys im having electrical issues, seems my alternator cant handle all the electrical stuff i have is there any upgrades that i can do? i notice alot of you guys run winches and off road lights, so what options do i have? Any help is very appreciated
Year? Engine? There were a couple of changes over the years...
Old 05-02-2009, 12:27 AM
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Originally Posted by 5-90
Year? Engine? There were a couple of changes over the years...
its an 89 with the 4.0
Old 05-02-2009, 12:56 AM
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mean green has a high output alternator but they are pretty expensive
Old 05-02-2009, 01:47 AM
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^^^ yeah 400 for the older xj's and about 500 hundred for mine way to much considering they are not in the 200 amp range or more
Old 05-02-2009, 01:54 AM
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any other suggestions?
Old 05-02-2009, 01:55 AM
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Originally Posted by joshpallotta
mean green has a high output alternator but they are pretty expensive
i saw those on quadratec but there way too expensive. Any other things i could do?
Old 05-02-2009, 01:56 AM
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the newer xj's had a higher out put alternator then yours. 120 amps but they dont all have them the zj's with the v8's had them to
Old 05-02-2009, 02:04 AM
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Originally Posted by a1racer
the newer xj's had a higher out put alternator then yours. 120 amps but they dont all have them the zj's with the v8's had them to
Are they interchangeable? would they fit on my jeep.
Old 05-02-2009, 02:06 AM
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do a search there was a tread a while back that had the years and models that would work for you.
Old 05-02-2009, 02:35 AM
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Sorry but i cant seem to find anything on what years and models are interchangeable.
Old 05-02-2009, 02:04 PM
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Originally Posted by jkshavoc
its an 89 with the 4.0
You have the Delco CS-130. They're easy to upwind - check around for a shop in your area.

The later (1991-up) alternators will not work for your rig. They are externally-regulated Nippondenso units that have a larger frame size than the Delco. However, parts abound for the Delco, and most shops can overhaul one in about ten minutes (unless they want to clean everything first - then it should be about an hour. Most of it spent in the parts cleaner...)

Check your Yellow Section under "Automotive" for a starter/alternator rewind house. If you can't find one locally, I talked mine into doing mail-order a few years back - click the link in my sig, scroll down, and go to San Jose Generator. You'll deal with Rod directly, and he does keep banker's hours (his only flaw.) But, you'll be talking to the guy who does the work and the testing. I can count on the fingers of one nose how many times he's let me down over the years...
Old 05-02-2009, 03:34 PM
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Originally Posted by 5-90
You have the Delco CS-130. They're easy to upwind - check around for a shop in your area.

The later (1991-up) alternators will not work for your rig. They are externally-regulated Nippondenso units that have a larger frame size than the Delco. However, parts abound for the Delco, and most shops can overhaul one in about ten minutes (unless they want to clean everything first - then it should be about an hour. Most of it spent in the parts cleaner...)

Check your Yellow Section under "Automotive" for a starter/alternator rewind house. If you can't find one locally, I talked mine into doing mail-order a few years back - click the link in my sig, scroll down, and go to San Jose Generator. You'll deal with Rod directly, and he does keep banker's hours (his only flaw.) But, you'll be talking to the guy who does the work and the testing. I can count on the fingers of one nose how many times he's let me down over the years...
I just got the alternator that im using right now. So can the alternator be rebuilt and upgraded at a shop? And if so how much of an upgrade would it be, how mant amps would it be able to put out? thanks guys for your help
Old 05-02-2009, 04:18 PM
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http://www.highoutputalternator.com/online-catalog.aspx
http://www.zena.net/htdocs/alternators/alt_inf.shtml
I know you can pick up a 100a autolite alt from kragen for less than 100$ at least last time I checked. Rock auto has some alternators also. Last time I looked at that they had 125a and 200a as well.


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