Lycoming AEIO 540 RPM Fluctation
Have a 540 in my stable, thats causing me to scratch my head, Newly overhauled out of the box, new everything, runs great on the ground, above approx 2000ft its rpm fluctuates by about 100 RPM
Changed
Prop Governor
Fuel Injector
Symptoms still remain.
Very open to advice, suggestions at this stage, Thanks in advance