Unleaded Fuel

The recent news about the University of North Dakota returning its fleet to leaded fuel after discovering excessive valve recession in aircraft using Swift Fuels UL94 has grabbed the attention of many aircraft operators.

UND has gone back to 100LL from UL94 after citing an issue with “exhaust valve recession” in the Lycoming engines that power its fleet.

The EAGLE consortium needs to soar to the challenge now that the FAA and industry must move forward on its roadmap.

Rocky Mountain Metropolitan Airport is looking to transition to offering only unleaded aviation fuel three years before the FAA’s 2030 deadline.

A letter petitions for the need to continue availability of the current fuel supply during the transition to unleaded avgas.

At Redbird Migration, industry experts address the question and offer limited solutions for now.

Industry associations have been working on its development for piston-powered aircraft for a decade.

Learn what you can do now to prepare for the changeover to unleaded fuel.

At the regular Santa Clara County Board of Supervisor virtual meeting held on Tuesday, officials from Santa Clara County discussed the findings published in an airborne lead study report recently released regarding the environmental impact of the airport on the surrounding community. The culprit this time? Leaded fuel purportedly driving higher blood lead levels (BLLs) […]

At EAA AirVenture Oshkosh, Swift Fuels announced the expansion of its high-performance UL94 Unleaded Avgas product into the US Pacific Coast corridor. The expansion will provide dozens of airfields across California with unleaded avgas. Airports in San Mateo, Santa Clara, Los Angeles, and San Diego counties will receive this distribution, which builds on the six-year […]