August 2011 Issue
The Mogas Option: Plenty of Engine Choices
Lycoming recently approved the popular O-360 line for mogas and many airframe approvals are out there. Supply at airports is improving, but remains iffy.
While the FAA and the oil industry plod along toward an eventual replacement for 100LL, one alternative persists like a large elephant squatting uncomfortably on the conference room table: mogas. We know more owners, desperate for at least some kind of clarity, are seriously considering it as an option. Moreover, the list of airplanes that can burn mogas is longer than you might imagine and likely to grow. Last year, Lycoming quietly announced that it had approved its 180-HP parallel-valve O-360 series for use with a specific grade of mogas. Does this mean the company is bullish on mogas as an alternative to a 100-octane equivalent? Not really. The company is just responding to market realities. In other parts of the world—Europe and Asia, mainly—mogas is becoming a fuel of choice because avgas and the infrastructure to dispense it isn’t available.
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