Cavalier/Z24 L4-138 2.3L DOHC VIN D MFI (1995)
Fuel Pressure Regulator: Pressure, Vacuum and Temperature Specifications
Fuel Pressure [1] ........................................................................................................................................................................ 284 - 325 kPa (41 - 47 psi)
[1] With the ignition "ON" and engine "OFF" (zero vacuum)