looking to upgrade manuel trans and rear gear oil. Running oem 80-90w oil. Oil is in a 7.5 rearend and 4 speed mustang trans. Any thoughts.
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Results 1 to 8 of 8
Thread: transmission and rear gear oil
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02-03-2014, 07:42 PM #1
Junior Member
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transmission and rear gear oil
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02-06-2014, 11:25 AM #2
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REDLINE is the best I have ever used. Makes the FOD tranie shift like hot butter.
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02-06-2014, 08:28 PM #3
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Brad Penn or RedLine. Or Gibbs oil if you have a lot of $$$. -Dave-
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07-21-2014, 09:28 PM #4
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- Jun 2009
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Is that the BP classic GL4? Does nobody run synthetics?
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07-23-2014, 05:42 AM #5
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i use mercon atf in both rear end and transmission.. less drag all around
mark41
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07-23-2014, 07:29 AM #6
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Mark 41 forgot to tell you.... ( and you non diesel people may NOT believe me) but after he drains the rear end and tranny, he puts/re-uses that fluid in the fuel tank of the tow vehicle and burns it on the way to the track !!!
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07-23-2014, 07:57 AM #7
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why yes i do Buddy!
mark41
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08-17-2014, 03:34 AM #8
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- Aug 2013
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ATF with a splash of lucas oil treatment and cam break in additive ( zinc additive....7 bucks at advance) oem is too thick causes drag
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