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  1. J

    Very uneven Fuel flow NA O-540

    This is good feedback. I don’t have a flooding problem with #3 but this describes the situation well. My carb is in the rear. So your saying, lean it on the leanest cylinders and just let 3 run cooler. This engine has 360 hrs on it. My last engine seemed to only be about a 100 spread. I’ll do...
  2. J

    Very uneven Fuel flow NA O-540

    Interesting. I understand what you are saying, makes sense, but when you say “blowing air into the intake” I guess I’m not sure where the intake is? Do you mean where the air filter is?
  3. J

    Very uneven Fuel flow NA O-540

    So my #3 cylinder EGT is generally just around 1300 in cruise and the #4 runs at peak 1460. If I continue to lean #4 EGT goes down and #3 comes up. Many times there is a 200 degree spread. CHTs are normal. Should I be concerned? Is an issue causing such a large spread? …in descent #3 comes up...
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