Fuel News

A California flight school is now running all 12 of its Cessna 172s on Swift Fuels’ new 100R unleaded avgas. San Carlos Flight Center has only the R and S models that fit Swift’s initial STC for the new fuel. “We are thrilled to adopt 100R fuel for our fleet,” said school owner Alessandro Franco. […]

Unleaded aviation fuel is now available at San Diego Montgomery-Gibbs Executive Airport (KMYF). Crownair Aviation announced that as of Nov. 1, Swift Fuels UL94 is now available for those aircraft operators who have the appropriate supplemental type certificate (STC). San Diego Mayor Todd Gloria was at the FBO to ceremonially pump the first gallon of […]

GAMI founder George Braly said more than 125 STCs were sold and almost 1,000 gallons of G100UL pumped during a promotional event to mark the start of sales of the fuel on Saturday. Reid-Hillview Airport last week became the first airport to sell the high-octane unleaded avgas and it offered free STCs and fuel discounts […]

The co-chair of the Eliminate Aviation Gasoline Lead Emissions (EAGLE) is reminding fuel handlers at Reid-Hillview Airport in San José, California, to guard against misfueling aircraft now that they have a new product to sell. Reid-Hillview has become the first airport to offer GAMI’s G100UL unleaded avgas for sale and Curt Castagna, speaking as the […]

General Aviation Modifications Inc. (GAMI) is celebrating the availability of its Supplemental Type Certificate (STC)-approved G100UL unleaded aviation gasoline at the Reid-Hillview Airport (KRHV) in Santa Clara County, California, with some limited-time financial incentives for aircraft operators. GAMI announced the incentives today. Aircraft owners/operators based at either KRHV or San Martin Airport (E18) who purchase […]

The first retail sale of General Aviation Modifications’ (GAMI’s) G100UL unleaded high-octane fuel will likely take place today (Oct. 30) at Reid-Hillview Airport in San Jose, California. The airport, operated by Santa Clara County, received 7500 gallons of the STC-approved replacement for 100LL on Monday and employees loaded it into one of two fuel trucks […]

The Eliminate Aviation Gasoline Lead Emissions (EAGLE) group seems to be suggesting that OEMs, not the FAA, will have the final word on the approval of unleaded replacement fuels for 100LL developed through the STC process. In an update posted late last week, the group, of which the FAA is a central member, described OEMs […]

Swift Fuels says it will begin commercial distribution of its 100R unleaded avgas sometime in 2025. The company recently earned an STC for the fuel and airframe on R- and S-model Cessna 172s with fuel-injected Lycoming IO-360 engines. It also had its fuel specification go through the ASTM balloting process on Aug. 29, and there […]

California Gov. Gavin Newsom has signed into law a ban on leaded aviation gasoline that comes into effect in 2031. That’s the day after the FAA has said it will have a fully approved replacement fuel for 100LL through its End Aviation Gasoline Lead Emissions (EAGLE) program. Newsom signed the bill, which passed by votes […]

The FAA has issued an STC for Swift Fuels 100R unleaded avgas to be used in Cessna 172R/S Skyhawks with Lycoming IO-360-L2A engines. Those are the only aircraft configurations covered by the STC but Swift says that’s only the beginning. The breakthrough was first reported by Aviation News. Swift Fuels is managing a comprehensive program […]