[2] The project to build a fast single seat racer larger than Formula One limitations began as a retractable gear Midget Mustang modification.

After reviewing engine installation shortcomings, a clean sheet design was started.

[3] Over time, the RayJay turbocharger was removed due to hunting and composite ailerons were installed.

The aircraft was sold by Polen to Richard C. Keyt and has been modified several times to increase efficiency and safety.

[6] The aircraft is specifically designed to fly at high altitude on IFR routes with the pilot using supplemental oxygen to achieve maximum speed with the turbocharged engine.