Question 1

Drop-In Fuel

Eagle · Accepted Answer

A “drop-in” fuel does not affect the airworthiness and performance of the existing aircraft and engines and typically does not require new aviation fuel-related operating limitations. An extensive qualification test program that encompasses fuel property evaluation and engine and aircraft testing would be required to determine if a new fuel is a drop-in.

Question 2

Drop-In Fuel

Eagle · Accepted Answer

A “drop-in” fuel does not affect the airworthiness and performance of the existing aircraft and engines and typically does not require new aviation fuel-related operating limitations. An extensive qualification test program that encompasses fuel property evaluation and engine and aircraft testing would be required to determine if a new fuel is a drop-in.