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  1. B

    New here. Time for some brain picking.

    Update; Finally figured out what the problem was. Turned out to be intermittent torque converter shutter caused by a cracked intermediate cylinder in the trans. Of all the bs...lol
  2. B

    Tunners

    What is your take on SCT tunners? 2000 5.4
  3. B

    Brain picking time

    Think I will throw a crank sensor on it, hope your right. Engine load graph is pretty jumpy. Thanks. Didn't think about the likely weak aftermarket sensor I put on about a year ago. As far as how I got the comp up to 220, it just worked out that way. The pistons aren't anything special, just...
  4. B

    Brain picking time

    Yes
  5. B

    New here. Time for some brain picking.

    Been through all that. That is what it's been seeming like though. Even replaced the intake manifold and smoke tested the entire system. Vacuume is 17 steady. Fuel trims have been at Lt-0 on both mainly. Though today RB was at 2, LB -1. New upstream o2 cause one was lagging bad.
  6. B

    Brain picking time

    2000 Expy 5.4 2v. Just rebuilt engine and trans. Basically everything is new, inside and out. Only non stick item is 20+ pistons. Having a real performance issue, and electrical issue. Maybe related? Been through all the wiring, ohms and VD. Chasing a random miss. Just jumps around to different...
  7. B

    New here. Time for some brain picking.

    2000 Expy 5.4 2v. Just rebuilt engine and trans. Basically everything is new, inside and out. Only non stick item is 20+ pistons. Having a real performance issue, and electrical issue. Maybe related? Been through all the wiring, ohms and VD. Chasing a random miss. Just jumps around to...

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