AVweb’s Ownership section provides in-depth coverage on aircraft ownership, maintenance, and operational considerations. From updates on unleaded aviation fuels like G100UL to regulatory decisions impacting fuel usage, this section offers valuable insights for aircraft owners and operators. Stay informed on the latest developments affecting your aircraft’s performance, compliance, and overall ownership experience.
The Southern California Airspace Users Working Group is calling on its membership to contact their state senators to block a bill that would begin the phaseout of leaded aviation gasoline in 2027 (amended from 2026). As we reported earlier, State Sen. Caroline Menjivar introduced the bill in February. It calls for banning leaded avgas starting […]
An organization known as SoCalSFV (Southern California San Fernando Valley) contacted AVweb in advance of concurrent anti-general-aviation protests it had planned for Van Nuys Airport (KVNY) and Long Beach Airport (KLGB) today (May 16). According to the letter, the protests are focused on National Air Transportation Association President and CEO Curt Castagna, who also heads […]
The Center for Environmental Health (CEH) appears poised to challenge in court the National Air Transport Association’s assertion that General Aviation Modifications Inc.’s G100UL is not commercially available. “G100UL has been approved by FAA and is now in production. There are approximately 1 million gallons available for purchase and distribution into California,” CEH’s lawyer Mark […]
The Biden administration has laid out rules for corn farmers to qualify for subsidies to supply feedstock for sustainable aviation fuel (SAF). The corn is now used to make ethanol, which is added to gasoline, but the move to electric cars will diminish that market. Ethanol can be turned into Jet A, however, and will […]
Vitol Aviation, which has more than a million gallons of General Aviation Modifications Inc. (GAMI) G100UL unleaded avgas for sale, is disputing claims by the National Air Transportation that the fuel is not ready to be sold. In a statement last week, NATA said that without a fuel specification from ASTM International, which GAMI has […]
The National Air Transport Association (NATA) says General Aviation Modifications Inc.’s (GAMI) FAA-approved G100UL is not yet “commercially available” even though the licensed manufacturer of the unleaded avgas, Vitol Aviation, has more than a million gallons of it for sale. In a statement, the organization, which represents FBOs and fuel distributors, said that because G100UL […]
The End Aviation Gasoline Lead Emissions (EAGLE) group expects the lone survivor of the congressionally mandated Piston Aviation Fuel Initiative (PAFI) to be approved by late 2025 but it may not be completely suitable for all engines. In a press briefing on Tuesday, Tim Owen, of the FAA, told dozens of stakeholders and media representatives […]
Continental Aerospace Technologies has introduced a diesel engine for helicopters at Aero Friedrichschafen in Germany. The CD-170R is expected to be certified in Europe next year. The turbocharged engine puts out 170 horsepower and is direct drive with no gearbox. That saves 37 pounds. “This is a major innovation milestone in Continental’s history that will […]
Lycoming says it doesn’t think its engines are to blame for the valve seat recession problems experienced by the University of North Dakota flight training department last year after it switched to Swift Fuels’ UL94 fuel. Rather, it says in a news release (copied in full below) its analysis suggests that “under certain conditions, use […]
General Aviation Modifications Inc. founder George Braly says he thinks he knows why the University of North Dakota’s flight training program had valve seat recession issues using Swift 94UL fuel but he won’t release the details until he’s discussed it with UND and Swift. “I have to extend them that courtesy,” he said. The school […]
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