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1994.5 - 1997 7.3L Power Stroke Diesel  

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Old May 5, 2014 | 05:53 PM
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From: Corpus Christi, Texas
quick question

when i do a diff service and transfer case fluid change i need to use Mercon right not Mercon V or is there something else i should use

truck is a 97 7.3 E4OD
 
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Old May 5, 2014 | 06:09 PM
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synthetic atf in transfer. I have run several brands and classifications. normally mobil 1 of castrol merc V
synthetic gear lube in rear, gl5 if you have limited slip. I run 75w90 in mine.
 
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Old May 5, 2014 | 06:30 PM
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can i run dino oil or do i have to run synthetic? trucks at 510k and i doubt its been serviced in the last 2-3 years
 
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Old May 7, 2014 | 10:50 AM
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with that many miles I wouldn't worry about what is in it!
 
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