Fuel Pressure 87 lebaron turbo

What is the normal fuel pressure of a 87 Lebaron turbo 2.2 liter turbo.. the car misfires alot at idle and l smouthes out with acceleration, but will feel a misfire at cruizing speed... replaced spark plugs, wires, cap rotor, air filter... and two fuel injectors... probably replaced the wrong two fuel injectors. haha ... that is always the case... ideas are apprecatied... thanks

yes, it should be 53-57psi.