From the Chev literature that I have, one should be concerned about the pressure when it drops lower than 7 lbs at speed. I can't find anything definitive about idle. Mine barely moves the needle at idle but I know my cam bearings are really worn. I also installed a new pump when I had it apart.


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!