M.E.T.
-
Posts
1 -
Joined
-
Last visited
BigMackTrucks.com is a support forum for antique, classic and modern Mack Trucks! The forum is owned and maintained by Watt's Truck Center, Inc. an independent, full service Mack dealer. The forums are not affiliated with Mack Trucks, Inc.
Thank you for your support!
Oil pressure psi
in Engine and Transmission
Posted
I have a question when you start your truck up in the morning should your psi gauge go up between 55_60 psi ?? Now it does drop back down to between 15-20 once the truck warms up.