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All aircraft have specified performance limitations that they cannot (or at least should not) exceed, for altitude, speed, weight etc.

56 votes

What prevents a small plane like a Cessna or Piper from flying as high as a jet?

We will take the case of an unsupercharged piston engine, as used in most small Cessnas and Pipers. All engines need the oxygen in air to burn their fuel. As an airplane climbs, the air thins out and …
niels nielsen's user avatar