| Great Plains Aircraft Supply Company | |
| Type: | Experimental Aircraft Parts and Plans |
| Genre: | Aircraft Manufacture |
| Foundation: | 1982 |
| Founder: | Steve and Linda Bennett |
| Location City: | Bennington, Nebraska |
| Location Country: | United States |
| Industry: | Experimental Aviation |
| Products: | VW Engine Conversions and aircraft plans |
| Homepage: | https://www.greatplainsas.com/ |
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 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.[3] Previous owners of the design were INAV Experimental in 1987.
| + align=center style="background:#BFD7FF" | 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 |