9 to 13 LBS. No higher or lower, are you will have problems.
39 psi +/- 539 psi +/- 5
advance your timing 6 degrees due to this ethanol crap fuel we run now
7.5 psi
173 FT. LBS.
The spec is 49 psi.
35-45 psi
60-66 psi
Check fuel pressure to be sure it's in spec. If it is, then you must check the injectors for pulses.
9 to 13 psi is factory
Check to make sure the fuel pressure reading is in spec. Some vehicles won't run even if they have 30 or 40 psi pressure because the spec is higher.
9 to 13 LBS. No more and no less.
Spec is 39psi plus or minus 5