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Best Alternator?

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Old Jul 20, 2024 | 01:28 PM
  #1  
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Thumbs up Best Alternator?

Need recommendation for the best replacement alternator for my 2007 6.0.
Thanks in advance.
William
 
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Old Jul 20, 2024 | 03:14 PM
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From your signature, it seems that you had a 230A Leece-Neville alternator. Did it fail?

Do you still want a high output alternator?
 
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Old Jul 20, 2024 | 03:38 PM
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Alternator

Yes Bismic, for years it always put out 14 volts but recently only 13 volts.
 
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Old Jul 20, 2024 | 04:09 PM
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Alternator

MY OLD

LEECE-NEVILLE 230 AMP HIGH OUTPUT ALTERNATOR AVI160T2002-2

Served me well and always kept my FICM reading 44 volts.
I am thinking I should go with a new one.
Thanks
William
 
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Old Jul 20, 2024 | 04:17 PM
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I'm just "bumping" for you, since it helps to know if you still wanted a higher output one. I have no idea anymore which is the most reliable alternative (sorry), but I do like to stay current on the choices!
 
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Old Jul 20, 2024 | 11:32 PM
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Without decimal point information ............... 13.0, 13.5, 13.9 ......

 
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Old Jul 21, 2024 | 07:36 AM
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Originally Posted by Arizona97
MY OLD

LEECE-NEVILLE 230 AMP HIGH OUTPUT ALTERNATOR AVI160T2002-2

Served me well and always kept my FICM reading 44 volts.
I am thinking I should go with a new one.
Thanks
William

44 volts on FICM is WAY low is it not? I thought under 47v was damage causing?

My 135a Bosch unit keeps FICM MIIV between 49.5-50 with FICM ignition/logic both around 13.5-14
 
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Old Jul 21, 2024 | 07:39 AM
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FICM has a problem.
 
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Old Jul 21, 2024 | 07:57 AM
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@TooManyToys. @bismic

So is 265f on top of case and like 330f internal too hot for an alternator?
 
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Old Jul 21, 2024 | 09:36 AM
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Yes, that seems excessive.

I’m not near the photo I took years ago, but my alternator was nothing like that after a 40 minute drive.
 
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Old Jul 21, 2024 | 12:55 PM
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I haven't ever measured my alternator temperature, but I will be doing that soon (curiosity). I do know it can get too hot to touch, so that is well over 150*F. Also, lots of plastic materials don't like to get past say 240 *F (sustained)! Plastics like Nylon 66 and PBT are rated for 280(ish) max, but that doesn't take into account the need for longevity. That kind of heat will be hard on the longevity of connectors and other materials I would think!
 
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Old Jul 21, 2024 | 01:37 PM
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2 years ago I installed the 240A alternator from USA Diesel, so far it runs without any problems.
 
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Old Jul 21, 2024 | 02:41 PM
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I'm running the USA diesel alternator from FICMrepair.com too, no issues so far. But that Leece Neville alternator you had is suppose to be a really good one too. The Leece Neville was actually what I wanted, but ended up with the USA diesel alternator because of availability at the time I was buying.
...
 
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Old Jul 21, 2024 | 03:30 PM
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You guys should post up the temps of your alternators after running for a bit. Would be rather interesting to see the temp range between different units.
 
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Old Jul 21, 2024 | 03:58 PM
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Originally Posted by wpg_250
You guys should post up the temps of your alternators after running for a bit. Would be rather interesting to see the temp range between different units.
...been there...
https://www.ford-trucks.com/forums/1...s-on-6-0s.html
 
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