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Re:EPA moves towards banning leaded aviation gas by Reason077 on Friday October 27, 2023 @12:30PM (#38040613)
> "For many (maybe even most, but I don't know the exact numbers) certified aircraft there is no legal path to get it to run on any other type of fuel."

Until recently this was true. But since September 2022, G100UL is legal and certified for "every spark ignition piston engine and every airframe using a spark ignition piston engine in the FAA’s Type Certificate database.”

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