5.0L (1979-1995) Mustang Technical discussions on 5.0 Liter Mustangs within. This does not include the 5.0 from the 2011 Mustang GT. That information is in the 2005-1011 section.

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Old Aug 5, 2006 | 02:54 PM
  #1  
skunk's Avatar
skunk
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Default alternator

what size is stock for a 91 50 ?
Old Aug 5, 2006 | 02:57 PM
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rmodel65
Yukon Cornelius
 
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Default RE: alternator

65 amps and he total amperage used with all he acc running is about 74-75[:'(]
Old Aug 5, 2006 | 03:03 PM
  #3  
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Default RE: alternator

I posted a 3g install walkthru in the tech stickies if you need it.
Old Aug 5, 2006 | 03:05 PM
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Default RE: alternator

The 3g upgrade is great so far, thanks gsp
Old Aug 5, 2006 | 03:10 PM
  #5  
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Default RE: alternator

what is a 3g upgrade
Old Aug 5, 2006 | 03:11 PM
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Default RE: alternator

3rd generation alternator used on ALL mustangs from 1994-present

it's a 135 amp alternator instead of our puny 65's, just be sure to run an extra 4guage cable running to the positive.
Old Aug 5, 2006 | 04:53 PM
  #7  
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Default RE: alternator

I use to have charging issues and then i got a 3g alt and it solved all my probs. Very pleased!
Old Aug 5, 2006 | 05:07 PM
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I just add elect. fan and just need more power I will try the 3g and see if that helps I hate jumping off the car every time
Old Aug 5, 2006 | 05:29 PM
  #9  
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Default RE: alternator

3G is a good idea if you have extra electrical requirments from your car i.e. electric fan, stereo system, msd ignition system, etc. it'd be good upgrade.
Old Aug 5, 2006 | 05:34 PM
  #10  
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ya I have add a new head uint and a sub and a amp as well with all on including headlights I have no power



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