The Parma Mikron III UL is a Czech aircraft engine, developed from the Walter Mikron and produced by Parma Technik sro of LuhaÃÂovice for use in ultralight aircraft.
The Mikron III UL is a four-cylinder four-stroke, in-line, displacement, air-cooled, direct-drive, gasoline engine design. It employs dual magnetos and produces at 2760 rpm, with a compression ratio of 7.0:1.