Posted by Larry Hoenig on Thursday, August 08, 2002 at 10:44AM :
In Reply to: oilspecs for power wagon posted by Tom on Thursday, August 08, 2002 at 1:15AM :
I use 20W50 in the summer so I have a bit of oil pressure at hot idle, and 10W40 in the winter so the 6V battery will crank it over when it is cold. (I'm in Michigan)