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Old 02-24-2011, 03:23 PM   #1
smorg007
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Cool Changing Diff Gear Oil ?

Does anybody know the capacity of SAE90 gear oil is in a 72 stock 307 geared rear differential. I can't find a drain plug so I guess options are to siphon out old oil or crack diff cover.
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Old 02-24-2011, 03:28 PM   #2
1low
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Re: Changing Diff Gear Oil ?

yup pop the cover it gives u a chance to inspect the gears anyway. 2 bottles of 90wt should do it
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Old 02-24-2011, 04:07 PM   #3
Jacfourteen
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Re: Changing Diff Gear Oil ?

Quote:
Originally Posted by 1low View Post
yup pop the cover it gives u a chance to inspect the gears anyway. 2 bottles of 90wt should do it
x2
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Old 02-24-2011, 04:55 PM   #4
leddzepp
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Re: Changing Diff Gear Oil ?

pop the cover and drain. install new gasket. fill until the fluid reaches the bottom of the filler hole.
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Old 02-24-2011, 04:58 PM   #5
cdowns
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Re: Changing Diff Gear Oil ?

use synthetic
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