929 V6-3.0L SOHC (1989)
Fuel Pressure: Specifications
FUEL PUMP PRESSURE ........................................................................................................................................................ 64 - 85 psi (441 - 588 kPa)
FUEL SYSTEM PRESSURE (REGULATED)
W/18" - 21" Hg Vacuum To Pressure Regulator ..................................................................................................................... 31 - 38 psi (216 - 265 kPa)
W/No Vacuum To Pressure Regulator .................................................................................................................................... 38 - 46 psi (265 - 314 kPa)
FUEL SYSTEM RESIDUAL PRESSURE ...................................................................................................................................... 21 psi (147 kPa) min.