Tag Archives: Avgas

FOCUSED ON THE FUTURE OF AVGAS Phillips 66 & Afton Chemical Team Up To Tackle Piston Aviation’s Biggest Challenge

by Ed Leineweber Published in Midwest Flyer – December 2018/January 2019 issue For decades, Phillips 66 and Ethyl Corporation have been doing their part to provide the highest quality 100LL aviation gasoline to the piston aviation industry. Phillips 66 and … Continue reading

Posted in Aviation Technology, Columns, Columns, December 2018/January 2019, Technology | Tagged , , , , , , , , , , , , | Leave a comment

Shell Gets The Lead Out Of Avgas 100 & 100LL

On December 3, 2013, Shell has become the first major oil company to develop a lead-free replacement for aviation gasoline (Avgas 100 and 100LL), and will now begin a strict regulatory approvals process. Shell’s new lead-free formulation comes after 10 … Continue reading

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Shell Removes Lead From Light Aircraft Fuel

(December 3, 2013) – Shell today became the first major oil company to develop a lead-free replacement for Aviation Gasoline (Avgas 100 and 100LL), which will now begin a strict regulatory approvals process. Avgas is one of the last common … Continue reading

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Letter From Gayle Small & Response From Jim Hanson

Dear Dave: These days, in GA conversations and publications, there are few topics that can encourage more heated discussions than that of recruiting and retaining pilots. I have just read Dr. Bob Worthington’s letter and Jim Hanson’s reply in the … Continue reading

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General Aviation Industry Prepares For An Unleaded Future

WASHINGTON, D.C. – The Environmental Protection Agency (EPA) has formally begun the regulatory process required by the Clean Air Act that may ultimately result in standards mandating the industry’s transition to unleaded aviation gasoline (avgas). The EPA has issued an … Continue reading

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