Originally Posted by tturner
Be sure the pump is your problem. I had an RV4 with a o-320 that 0n two occasions I had the engine fuel pump pressure drop below 1 psi at take off power. Both times it was due to trash in the in line fuel filter. Cleaned the filter and the pressure returned to normal.
Still learning all the workings of the motor here. I checked the gasgolator - clean, and the tubular screen in the carb, clean. Am I missing a filter?