Normal is 20 to 40 psi at idle, 40 to 80 psi at 3000 rpm.
The fuel pressure for a 2004 A Dodge Ram truck with a 1500 5.7 liter engine should run around 47 psi( pounds per square inch). If the fuel pressure is low you might hear grinding or noisy engine.
It is on the back of the engine, next to the distributor.
No, they are not interchangeable.
recommended fuel octane 2000 dodge 1500 3.9 liter Regular 87
40 psi +/- 5
On the front of the engine, just above the oil filter.
Front of the engine, just above the oil filter.
The gap should be 0.040".
Where is the EGR valve located on a 1995 dodge 1500 5.2 liter
Dodge doesn't have a 4.8 liter engine so I am not sure that there is an answer.
44-54 psi at idle.
5w30