LP as in lift pump
LP as in lift pump
You could pressure test the pump.
Also, when was the last time you replaced the fuel filter?

yeah.your just running out of steam and running worn out parts.time to call up CDI and get yourself some M@@SE! goods.that will cure all that ails her.
the duralift e-pump as stated here for sure too.
duralift + moose ip + fresh injectors + timing set = much different truck.![]()
You just plain ran out of HORSEPOWER.