In Reply to: Re: Best OIL GRADE & Type for e30 M3's???? posted by Gary H on February 19, 2002 at 19:23:30:
You might want to think twice about using castro
GTX. I thought the world of that oil and so
did a group of my friends.
After removing my oil pan, I noticed a brown
coating all over my engine. Others have
discovered the same thing.
Check out the "M3RodBearings" section by following
the link below.
What do you use, thicker oil for less noise maybe?