Change gear oil in a 12 bolt

[396 SS/RS]

Originally Posted by Rsconv68

IIRC, all 12 bolt rear axles were not automatically a posi traction.

That is correct.

[big gear head]

Originally Posted by Too Many Projects

Draining the old, used oil, is the strongest and worst, smell and there is no way to avoid getting that smell in a building, unless it is drained outside. The new oil, almost, smells good, compared to the old "stuff"...

When I had my rear end shop I smelled like that every day for 15 years.

[BJCHEV396]

Originally Posted by BJCHEV396

Hi guys,I've never changed the oil in the 12 bolt of my Camino.Would 2 quarts of 80w90 and a 4 oz.bottle of posi additive be enough?Thanks,Bill.

And to seal it up...use just a quality gasket with or without silicone?

[Too Many Projects]

Originally Posted by BJCHEV396

And to seal it up...use just a quality gasket with or without silicone?

I don't use silicone with a gasket...just lets the gasket slip out of place as you tighten the bolts.
And, yes, a good gasket alone.
Both surfaces white towel clean with acetone and dry.