[1][2] The Questar Sport was designed to comply with the US FAR 103 Ultralight Vehicles rules, including the category's maximum empty weight of 254 lb (115 kg).
[1] The aircraft features a strut-braced high-wing, a single-seat open cockpit without a windshield, fixed conventional landing gear without wheel pants and a single engine in tractor configuration.
[1] The Questar Sport is made from bolted-together 6061-T6 aluminum tubing, with its flying surfaces covered in doped aircraft fabric.
With full fuel of 3 U.S. gallons (11 L; 2.5 imp gal) the payload for the pilot and baggage is 222 lb (101 kg).
[1] By 1998 the company reported that 120 sets of plans had been sold and that 30 aircraft were completed and flying.