Originally Posted by
MikePS
After a flight on Sunday I noticed that the two bolts that attach the exhaust tube bell mouth to the angle bracket that holds the pipe in place on the left side had come off completely. They were easily enough replaced, but was a bit surprised to see that. Can't say for sure how many flights are on it, but guessing it is less than 50. Just something else to keep an eye out for in preflight.
I seal the bracket nut with JB weld. Never had one come loose as JB weld is not affected by bell mouth heat.