Great Plains Aircraft Supply Company

Great Plains Aircraft Supply Company is an American aircraft manufacturer of experimental plans based primarily on the Volkswagen air-cooled engine. Great Plains provides VW engine conversions for use in experimental aircraft.^[1]

Great Plains Aircraft Supply Company

Company type	Experimental Aircraft Parts and Plans
Industry	Experimental Aviation
Genre	Aircraft Manufacture
Founded	1982
Founder	Steve and Linda Bennett
Headquarters	Bennington, Nebraska , United States
Products	VW Engine Conversions and aircraft plans
Website	https://www.greatplainsas.com/

Great Plains has been selling and manufacturing conversions of VW engines since circa 1982. Among their offerings is the Great Plains Type 1 Front Drive engine series.^[2]

Great Plains also helds the rights to the Sonerai series of aircraft designed by John Monnett until 2015, when they were acquired by Sonerai Works LLC, of Franksville, Wisconsin.^[1][3] Previous owners of the design were INAV Experimental in 1987.

Sonerai IIL

Aircraft

Summary of aircraft built by

Model name	First flight	Number built	Type
Sonerai	1974	Number built 1400+	4130 Tube and fabric with aluminum wings
Easy Eagle 1 Biplane	2010	Number built 5+	Tube fuselage and wood-and-fabric wings Biplane