The FAA has issued a Supplemental Type Certificate (STC) for Swift Fuels' 100R unleaded avgas, initially for specific Cessna 172R/S Skyhawk models equipped with Lycoming IO-360-L2A engines.
Swift Fuels aims for 100R avgas to become the global replacement for 100LL within three to five years, eliminating toxic lead from aviation fuel, and views this STC as a critical first step in a broader certification program.
The FAA has issued a supplemental type certificate (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 Week.
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Russ Niles is Editor-in-Chief of AVweb. He has been a pilot for 30 years and joined AVweb 22 years ago. He and his wife Marni live in southern British Columbia where they also operate a small winery.
