• Skip to primary navigation
  • Skip to main content
General Aviation News

General Aviation News

Because flying is cool

  • Pictures of the Day
    • Submit Picture of the Day
  • Stories
    • News
    • Features
    • Opinion
    • Products
    • NTSB Accidents
    • ASRS Reports
  • Comments
  • Classifieds
    • Place Classified Ad
  • Events
  • Digital Archives
  • Subscribe
  • Show Search
Hide Search

GAMI

Court claims GA still doesn’t have a commercially available unleaded avgas

By Janice Wood · June 4, 2025 · 8 Comments

Judge S. Raj Chatterjee noted in the May 30, 2025, ruling that since G100UL has not gone through the ASTM process for specification, it cannot be considered “commercially available.” But the folks behind the unleaded fuel have something to say about that.

Notes from SUN ‘n FUN 2025

By Ben Sclair · April 17, 2025 · 2 Comments

Attending SUN ‘n FUN for the first time since 2019, Publisher Ben Sclair filled his reporter’s notebooks with news from the show.

FAA seeks information on issues related to unleaded fuel

By General Aviation News Staff · April 9, 2025 · 1 Comment

Released March 28, 2025, the SAIB notes that the FAA has not identified an unsafe condition that would warrant an airworthiness directive. The bulletin also notes that it is for “information only.”

Efforts to stop 100LL sales in California thwarted

By General Aviation News Staff · March 11, 2025 · 7 Comments

A judge has issued a tentative ruling denying efforts by the Center for Environmental Health to enforce a decade-old deal with California FBOs to stop selling 100LL when an “commercially available” unleaded avgas was on the market.

GA advocate raises alarm about California unleaded avgas court motion

By General Aviation News Staff · March 4, 2025 · 6 Comments

The court action is “premature and counterproductive,” and could “cause undue harm to the general aviation community,” according to officials with the General Aviation Manufacturers Association (GAMA).

GAMI tests show G100UL does not damage paint

By General Aviation News Staff · January 19, 2025 · 2 Comments

In the video, George Braly, a company co-founder and the person in charge of engineering, says the company conducted a 10-day simulation of a slow leak of the fuel “and no paint damage resulted.”

Unleaded avgas now available at KRHV

By General Aviation News Staff · November 2, 2024 · 5 Comments

G100UL high octane unleaded avgas is now available for sale at Reid-Hillview Airport (KRHV) near San Jose, California.

One question, many answers

By Ben Visser · August 29, 2024 · 13 Comments

Asking technical experts the same question about exhaust valve recession problems with unleaded fuel and you’ll get a variety of answers — and each person is convinced they are right.

Murphy’s Law and the search for an unleaded fuel for general aviation

By Ben Visser · February 12, 2024 ·

Murphy’s Law states that anything that can go wrong will go wrong. In the transition to unleaded fuel for general aviation, what could possibly go wrong?

  • Page 1
  • Page 2
  • Go to Next Page »

© 2025 Flyer Media, Inc. All rights reserved. Privacy Policy.

  • About
  • Advertise
  • Comment Policy
  • Contact Us
  • Privacy Policy
  • Writer’s Guidelines
  • Photographer’s Guidelines