Posted 12/10/2018 12:33 (#7161897 - in reply to #7161838) Subject: RE: 60 series Detroit is a dog
NE KS
One of mine runs 44psi and the other one is just shy of 40 psi, but they've had a little help. Serious series 60 performance diesel is a good place for a tune. Erich is the guy you want to talk to.