Yesterday was a great day to fly, winds around 5 mph! I just had to put some flight time on my Rave, however, disaster struck. The first flight was great, motor running smooth and a bit on the rich side. By the end of the flight, it started to lean out a bit. I checked that idle needle (fuel flow) and it had moved just a little or so it would seem. I turned it out an 1/8th and everything [once again] was fine.

At the end of the second flight, during an auto, the motor died slowly,...