If you have a lot of blowby then it will push more oil out at 60 mph. Also if the valve guides are worn, there may be more oil flow to the head at the higher RPM causing greater consumption.


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!