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Piper Aircraft Evaluating Unleaded Auto Gasoline

Stephen Pope
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Key Takeaways:

  • Piper Aircraft is conducting test flights of an Archer using 93-octane premium automotive gasoline as a greener alternative to 100LL fuel, with its Lycoming engine already approved for this fuel type.
  • The tests are in partnership with Airworthy AutoGas, which plans to launch a new high-purity, low-vapor-pressure, ethanol-free 93-octane unleaded fuel for general aviation this fall.
  • This initiative aims to provide an airworthy and more affordable fuel option for the majority of general aviation aircraft, with plans for cross-country testing and nationwide distribution at airports.
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Piper Aircraft has made a series of test flights in a Lycoming-powered Archer running on 93-octane premium automotive gasoline as the Vero Beach, Florida, manufacturer seeks a more environmentally friendly alternative to 100LL fuel.

For the tests Piper worked with Airworthy AutoGas of Phoenix to evaluate a new high-purity unleaded fuel due to go on sale this fall. The Piper Archer is powered by a single 180 horsepower Lycoming O-360-A4M engine that is approved for use of 93-octane unleaded fuel.

Stephen Pope

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