Posted 2/4/2025 13:46 (#11089002 - in reply to #11088584) Subject: RE: Cummins 855 boost pressure
Put a clear hose between the pt pump and the fuel filters run the engine and look for air in the fuel. Take the muffler off and check to see if your boost gets better to see if your exhaust is restricted check the aneroid on the pump.
Cummins 855 boost pressure
