Matt writes:
<<I have always been worried about flying 200 mph and it starts raining and water gets into the air intake and into the carb and waa laa - dead engine.>>

Matt, when it rains do you suffocate? No? Neither will your engine. There is not enough water in even the heaviest rain to stop combustion. Some Reno racers inject water to suppress detonation.

Regards
Brent Regan