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icp ipr duty o rings

  1. Quick Early HPOP Air Test Question

    6.0 Motor problems
    A quick question on a 2003 6.0- If you pull off the HPOP and put a rubber-tipped blow nozzle into the top and push 150psi shop air into it, should the air escape out the bottom without spinning the gear?
  2. I'm thinking it's injector o ring time... opinions?

    94-98 7.3 Motor Problems
    I've been trying to diagnose a low icp pressure at wot. At a idle with hot oil Icp is about 575 and Ipr is 11, 14 cold. The Icp will ramp up to almost 2800 psi with 45% Ipr until maybe 50% throttle. It then quickly drops to 1800 psi. It'll hold this all the way up and with my newly...