1994.5 - 1997 7.3L Power Stroke Diesel  

trans and rear diff service.

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Old 04-12-2011, 01:55 PM
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trans and rear diff service.

Want to drop trans pan and replace trans filter and fluid as well as rear diff fluid.

Anybody got a hookup on the fluids I want as well as the gaskets etc?

Im working at a Volvo store now so they dont have a clue what I need but will help me get it on a rack to due the actual work.

Thanks!

Trucks been running great since I located where the actual GPR is LOL
 
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Old 04-12-2011, 02:36 PM
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rear diff use 75w140 synthetic if you tow quite a bit with it. 3.8qts approx. If not you can use 80/90, but it's up to you. Tranny, I just used regular dextron III I think it is, you can use synthetic there if you want too.
 
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Old 04-12-2011, 03:36 PM
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Originally Posted by 427 fordman
rear diff use 75w140 synthetic if you tow quite a bit with it. 3.8qts approx. If not you can use 80/90, but it's up to you. Tranny, I just used regular dextron III I think it is, you can use synthetic there if you want too.
I have a bunch of Royal Purple 75/90 but don't do a bunch of towing. I do carry heavy loads on occasion and haul a little 5x8 utility trailer. Would the RP do the trick or should I get some 140?

Thanks
 
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Old 04-12-2011, 05:40 PM
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Forgot to mention the limited slip additive if you have l/s. Or just buy a fluid with it already in it.

Marvin, I'm not real familiar with the 75/90 so I don't want to lead you astray.
 
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Old 04-12-2011, 06:00 PM
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Thanks fordman - I'll get the right juice
 
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Old 04-12-2011, 06:46 PM
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ANY SPECIAL place to get gaskets? or should any auto parts store be able to get them for me?

Thanks for the info on the diff.
 
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Old 04-12-2011, 07:18 PM
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I just got a pan gasket/filter at the parts store. Make sure the old oring comes out if you change the filter. I use silicone on the diffs.
 
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Old 04-12-2011, 07:46 PM
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Originally Posted by 427 fordman
I just got a pan gasket/filter at the parts store. Make sure the old oring comes out if you change the filter. I use silicone on the diffs.
When you have the diff cover off do you spray the internals with brake cleaner?
 
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Old 04-12-2011, 07:53 PM
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Originally Posted by JJONES660
ANY SPECIAL place to get gaskets? or should any auto parts store be able to get them for me?

Thanks for the info on the diff.
The stock tranny gasket is reusable, just check its in good condition. The diffs dont use any gasket just silicone as mentioned below.

Originally Posted by 427 fordman
I just got a pan gasket/filter at the parts store. Make sure the old oring comes out if you change the filter. I use silicone on the diffs.
Yeap be careful about that o-ring and be sure that the filter has the same dimentions as your old one.
 
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Old 04-12-2011, 08:06 PM
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Originally Posted by Major Marvin
When you have the diff cover off do you spray the internals with brake cleaner?

If there is a need just wipe things off with shop towel. I wouldn't spray brake cleaner in there. Probably wouldn't hurt anything. But I still wouldn't unless I was taking it apart.
 
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