4.6L (1996-2004 Modular) Mustang Technical discussions on 1996-2004 4.6 Liter Modular Motors (2V and 4V) within.

gear oil weight and how much?

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Old Dec 17, 2009 | 08:30 PM
  #1  
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Question gear oil weight and how much?

im getting royal purple but what wieght and how many Quarts
Old Dec 17, 2009 | 10:10 PM
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75w90. and i would get three to be on the safe side i cant remember how many they take
Old Dec 18, 2009 | 07:57 AM
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2.0L (4.25 pints. 2.125 quarts)...
Old Dec 18, 2009 | 01:12 PM
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It tell you on the tag of the rear end. i think it is 75w140.
Old Dec 18, 2009 | 07:57 PM
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so... 2 different answers? and can i just leave a little bit in there so i dont have to buy a 3rd bottle or should i buy 3 quarts? what weight is the correct weight for me
Old Dec 18, 2009 | 08:19 PM
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75w90 and buy 3

heres proof

http://www.americanmuscle.com/speedc...r-oil-kit.html

gear kit for our car comes with 75w90, not 140
Old Dec 18, 2009 | 09:11 PM
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That why i said look at the tag. It on there.
Old Dec 18, 2009 | 10:50 PM
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thanks and what kind or whar the type of my tranmission do i have T5 or t45 or t3650 an 02 manual
Old Dec 19, 2009 | 06:09 AM
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It's a Tremec 3650, the change from the Tremec T-45 was made in the mid-2001 models.

As to the differential gear oil for the 8.8" axle, here's what the '02 owner's manual says:



You can download the manual from Ford, click here...
Old Dec 19, 2009 | 07:40 AM
  #10  
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Do you not need the friction modfier with the synthetic gear oil?



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