Hi there!
After a 2 hour flight at FL95 I was surprised to find a fairly sizable deposit of white/grey ashes when rubbing my finger at the end of one of the exhaust pipes(and not both). The engine is a carbureted O-320. Anyone has an idea of where does this come from? Thx for tips.
After a 2 hour flight at FL95 I was surprised to find a fairly sizable deposit of white/grey ashes when rubbing my finger at the end of one of the exhaust pipes(and not both). The engine is a carbureted O-320. Anyone has an idea of where does this come from? Thx for tips.