Vapor lock comes in varying degrees, so a single technique to purge the fuel lines of “gas air” won’t necessarily work. I break it down by short heat soak (about 10 min or less) and long soak (about 30-60min) and yes, there is that charlie foxtrot area in the middle ~15-30 minutes where anything can...
My wife and I have a 1967 M20F ( IO-360 A1A). It is in good condition, with only about 160 hours on the engine since overhaul. Whenever she flies to an overnight destination, the next day the plane is extremely difficult to start. Out of the hanger, it starts easily. We have troubleshot many of the...
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