Parma Mikron III UL
The Parma Mikron III UL is a Czech aircraft engine, developed from the Walter Mikron and produced by Parma Technik sro of Luhačovice for use in ultralight aircraft. == Design and development == The Mikron III UL is a four-cylinder four-stroke, in-line, 2,440 cc (148.9 cu in) displacement, air-cooled, direct-drive, gasoline engine design.