Posted 11/18/2008 19:35 (#510137 - in reply to #510087) Subject: RE: 3406B Cat Truck Engine
Pratt, ks
We have an 89 KW T600 with 3406B. Fuel pressure stays pretty steady at 40 psi. I would wonder if you are having a fuel line trying to collapse since you are loosing pressure. That dosen't seem normal. I assume your filters are new. We have about 20 psi of boost.
3406B Cat Truck Engine
