The published figure for the low limit on oil pressure is 7 psi at 2000 rpm, hot. I haven't seen a low limit for pressure at idle. I think the limit at higher rpms was important in order for the spray nozzles to be working correctly.


1951 GMC 1 Ton Flatbed -- It is finally on the road and what a great time I have driving it!
1951 1 Ton Completed


My Chevy Master 4 Door is on the Road!