10/04/2004. Remarks by Philo Lund: "Built by Fred Sindlinger over a period of 15 months. It is a single-seat, strut-braced low wing aircraft with a sliding canopy and fixed gear. It flew for the first time on April 10, 1959. It has a welded steel tube fuselage and tail surfaces. It has a wooden wing with a Clark Y airfoil. It is fabric covered with a built-up glass fiber cowling.

The engine, propeller, main wheels and brake assemblies and cylinders, tail wheel, rudder pedals, and instruments are manufactured parts or assemblies. All other parts and pieces were made and assembled by Fred Sindlinger."

Wing span: 20 ft (6. 1 m)
Length: 16 ft 7.2 in (5.06 m)
Wing area: 90 sq.ft (8.36 sq.m)
Fuel: 16 gal (61 l)
Empty weight: 605 lb (274 kg)
Gross weight: 950 lb (431 kg)
Engine: Continental 75 hp
Propeller: McCauley 65x56
Cruise speed: 125 mph (201 kmh)
Max. speed: 145 mph (233 kmh)
Rate of climb: 650 ft (198 m)/min
Stall speed: 63 mph (101 kmh)