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Aviat, Aviation Foundation unveil concept CNG-fueled single-engine aircraft

Green Car Congress

and Minneapolis-based Aviation Foundation of America, Inc. The only modification made to the engine, a Lycoming IO-360-A1 D6, was the installation of new pistons to increase the compression ratio from 8.50:1 Aviat Husky CNG. Click to enlarge. Airplane manufacturer Aviat Aircraft, Inc. 29 July through 4 August).

Engine 236