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First Ever High Octane Unleaded Avgas Approved by FAA

Senator James Inhofe (R-Ok.) is surprised at EAA Oshkosh 2021 with a presentation of an 11 year old photograph taken when he became only the second pilot (after George Braly) to ever pilot an aircraft operating on G100UL™ high octane unleaded avgas.

Senator James Inhofe (R-Ok.) is surprised at EAA Oshkosh 2021 with a presentation of an 11 year old photograph taken when he became only the second pilot (after George Braly) to ever pilot an aircraft operating on G100UL™ high octane unleaded avgas.

 


 

G100UL™ Oshkosh Presentation Slides

- July 28, 2021

 


 

GAMI receives unleaded avgas STC

Thomas B Haines - AOPA. July 2021

The decades long effort to find a suitable replacement for 100-octane leaded avgas moved one step closer to a solution July 27 when General Aviation Modifications Inc. (GAMI) announced that it has received two supplemental type certificates authorizing the use of its G100UL high-octane unleaded avgas...

 

GAMI Crosses The Finish Line

Paul Bertorelli - AvWeb. July 2021

When George Braly and Tim Roehl embarked upon the should-not-have-been-so-hard task of developing a 100-octane unleaded fuel, I was still a young man. Pretty much 11 years younger. That's how long it took for the FAA to stop dragging its feet, cease erecting bureaucratic barriers and refrain from changing the rules after every test proposal. But as of Tuesday, the deed is done. General Aviation Modifications Inc. got its STC for G100UL fuel...


 

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AVweb's G100UL™ Avgas Flight Test

 

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