11-09-2010, 10:02 AM
i couldnt tell ya, you should have the correct numbers in the owners manual...or on the tire side wall. cold weather will cause the tire to lose pressure...so checking it every 2 weeks should be good...if its winter
77 built 306,Trickflow Cam/Alum Heads/dome pistons/10:1comp,nv3550,duff long arms,3.5" lift,family cage,protofab rear bumper,twin sticked, and 35KM2'sG.D.I.