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  1. E

    Fuel Pressure Specs for 5.7 L Vortec

    Thanks. I meant cam retard of course!
  2. E

    Fuel Pressure Specs for 5.7 L Vortec

    Will the tool you recommend measure can retard?
  3. E

    Fuel Pressure Specs for 5.7 L Vortec

    Starts fine, occasionally stumbles a bit around town (seems like random misfire) but runs out of steam at speeds over 70 mph - it suffers random misses, etc. at that speed. I am also checking cylinder pressure, ignition, but haven't gotten there yet.
  4. E

    Fuel Pressure Specs for 5.7 L Vortec

    Hi all. I've read through most of the posts here. What is the correct spec for fuel pressure on a 5.7 L Vortec in a 2000 GMC Yukon Denali? I tested mine, got 51 psi key on engine off, and a brief dip then consistent 50 psi with engine running at idle. I turned it off, and pressure holds, not...

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