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 End Aviation Gasoline Lead Emissions (EAGLE) group has issued a statement (copied in full below) summarizing its take on the forum it held Monday at AirVenture, stressing the need to preserve access to 100LL while a new unleaded replacement is developed. It also reiterated its stand that an ASTM fuel specification, while not a […]
Continental Aerospace Technologies has announced an STC diesel engine retrofit for a bush flying workhouse that toils in some of the most remote places on the planet. Continental says it hopes to have the CD-300 Jet-A engine fitted to a demonstration aircraft by sometime in 2025 and is considering similar adaptations to other aircraft that […]
On Wednesday, General Aviation Modifications Inc. (GAMI) achieved another milestone in developing its unleaded aviation gasoline, G100UL, when it powered a World War II-era bomber, the Douglas A-26 Invader, for the first time. The aircraft took off from Ada Regional Airport in Oklahoma and flew over Lake Atoka during the 60-minute flight. According to GAMI, […]
Universal Hydrogen, which was trying to develop workable systems to power aircraft with hydrogen, has folded after burning through about $100 million in investor capital. The Seattle Times is reporting the company sent a memo to shareholders on Thursday saying there was no way forward for the startup. “We were unable to secure sufficient equity […]
The FAA is staying out of the controversy over warranty issues concerning the use of GAMI’s G100UL. Cirrus Aircraft and Lycoming have both said they don’t consider G100UL an approved fuel and confirmed its use could affect warranty claims. Continental Aerospace has not yet commented to AVweb on the issue. The warranty debate arose from […]
LyondellBasell has confirmed that it is still actively pursuing approval through the Piston Aviation Fuel Initiative for an unleaded aviation gasoline it is developing with VP Racing. As we reported on Thursday, LyondellBasell (we incorrectly called it Lyondell) did receive critiques in its first submission of a test specification to ASTM International for UL100E. LyondellBasell […]
Lyondell, one of the partners in development of a potential unleaded avgas replacement, has temporarily suspended its application for a test fuel specification from ASTM International. Lyondell, which is working with Basell and VP Racing to approve the fuel through the Piston Engine Fuels Initiative (PAFI), submitted a test fuel specification to the consensus standards […]
The world’s largest piston aircraft engine manufacturer has confirmed it may not honor warranty claims on engines that have been run on GAMI G100UL unleaded fuel. In a statement to AVweb, Lycoming said that G100UL is not on its list of approved fuels and while warranty claims are assessed individually, the warranty “does not cover […]
A reader who is a lawyer for a large eastern firm has offered a legal opinion on the warranty implications of the use of GAMI G100UL unleaded fuel in Lycoming and Continental engines. Last week Cirrus issued a service advisory that said it did not approve the use of G100UL in its SR series aircraft […]
General Aviation Modifications Inc. says it will issue a detailed response to Cirrus Aircraft’s recent service advisory discouraging the use of GAMI’s G100UL unleaded fuel in its SR series aircraft. In a statement to AVweb, GAMI said the service advisory appears to be linked to a single incident in which the sealant used in the […]
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