P-39 performance after engine damage

[Pursuivant]

Originally Posted by Baddington_VA

So would I be right in believing that for such aircraft that,
Fuselage hit + no engine damage can = smoking engine ?

Maybe. White smoke might indicate a coolant leak or minor damage to the engine that doesn't result in noticeable power drop. A TD member would have to look at the code and figure out exactly what's going on.