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The Helio H-391B Courier (US Army designation YL-24) was an American five-seater light monoplane first flown in 1953. The Helio H-391B Courier was a high-wing cantilever monoplane powered by a Lycoming GO-435-C2B2-6 six-cylinder horizontally-opposed air-cooled geared engine providing a cruising speed of 261 kmh and a range of 1127 km.
 Research Helio H-391B Courier
The Neiva 360C Regente (C-42 or U-42) is a Brazilian four-seater light aircraft developed for air force liaison and observation duties, and first flown in 1961. The Neiva 360C is a braced high-wing monoplane of all-metal construction powered by a Lycoming O-360-A1D four-cylinder horizontally-opposed air-cooled engine providing a top speed of 220 kmh and a range of 928 km.
In 1967 an AOP version of the Neiva 360C, designated YL-42 by the Brazilian Air Force, was flown which has improved controls and a modified rear fuselage to give better all-round vision.
Research Neiva 360C
YL is an abbreviation for Young Liberal
Research YL
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The Probert Encyclopaedia was designed, edited and programed by
Matt and Leela Probert
©1993 - 2009 The Probert Encyclopaedia
Southampton, United Kingdom
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