fuel pressure

[dwmoore]

87 GN stock injectors 3'' down pipe F/M intercooler walbro w/hot wire new fuel regulator what fuel pressure should i be looking for at idle and WOT and i do have a scanmaster

 

[NASSTY]

At idle you should have 42psi with the vacuum line off the f.p.regulator.Don't forget to put the vac line back on before you drive the car.At wot your fuel pressure should be 42 + the amount of boost you see at wot.Example>If you run 15 psi of boost you should see 57 psi of fuel pressure at wot.