I forget- was the strobe mounted on the belly? If so, I wonder if exhaust and oil contamination had anything to do with its failure?
Looks like I'll have to break into the wings of NC74392 anyway to remove the rotten wiring already present, so wing strobes for Christmas! Following 43.13 to the letter, I should get some access without compromising the structural monocoque properties of that marvelous wing. Reminds me of fine furniture with all the glue stripped off 8)