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Unleaded Avgas: More Q&A, Updates

Yes, we're still pumping the same old 100LL from the majority of airport fuel farms in the U.S. But, we could be closer than ever to a high-octane unleaded blend.

In the March 2021 issue of Aviation Consumer, I started a lively discussion on the development of unleaded avgas—a topic that’s again on the EPA’s radar. 

Several companies continue to work the engineering necessary to make unleaded avgas a reality for the majority of our GA aircraft engines. Here’s a continuation of the discussion, and some updates as we go to press in late spring 2021.