Ultimate Aircraft 10 Dash
The Ultimate Aircraft 10 Dash is a Canadian single-seat sport and aerobatic biplane designed and built by Ultimate Aircraft Corporation of Guelph, Ontario. Design and development. The 10 Dash Model 100 was designed as sport biplane that could be either bought assembled or for amateur construction from either plans or a kit. The first prototype 10 Dash 100 first flew on 6 October 1985. It is designed to have either a or engine fitted for example a Continental O-200 engine. It is a braced biplane with wooden wings, a welded steel tube fuselage, fixed conventional  landing gear with a tailwheel and a single open cockpit. An aerobatic variant, the 10 Dash 200, is powered by a 180-200 hp engine. A competition aerobatic variant, the 10 Dash 300 can be fitted with either a or Lycoming engine with a three-bladed propeller. The 10 Dash 300 has a longer fuselage and longer-span wings with full-span symmetrical ailerons. A tandem two-seat variant, the 20 Dash 300, also joined the family.