Posted by MoparNorm on Friday, October 18, 2002 at 11:26PM :
In Reply to: Tranny and Transfer Case Oil Spec? posted by Ken Cullinan on Friday, October 18, 2002 at 10:15AM :
Hi Ken,
That's a NP201 and 80 to 90 is what ma said to run in it. Any thicker and your mileage would suffer. (Ha!Ha!Ha!Ha!) Some run a thiner viscosity, but I've heard complaints about gear chatter with the lighter wt.
MN