TYPE: Side-by-side ultralight kitbuilt.
PROGRAMME: Designed by Bill Ferguson; awarded Best New Design at Sun 'n' Fun 91.
CURRENT VERSIONS: Ferguson F-II: Initial version, no longer produced.
F-IIB Fergy: Current production model, as described.
CUSTOMERS: At least 40 flying by October 2003.
COSTS: Kit US$11,500 (2003).
DESIGN FEATURES: Pod-and-boom configuration; high wing and low tailplane. Wings and tail fold for transportation. Gull wing cabin doors for easy access. Quoted build time 300-350 hours.
FLYING CONTROLS: Conventional and manual. Dual controls. Full-span flaperons deflect to -15°. Deflections: aileron +27/-23°, rudder ±35°.
STRUCTURE: Fuselage of 4130 chromoly steel tubing with glass fibre cowling; 6063-T6 aluminium tube tailboom and wing spars; wing ribs and tail 6061-T6 aluminium tubing with chromoly steel brackets. Fabric covering; aluminium wing struts. Wing dihedral 0°45'.
LANDING GEAR: Tailwheel type; fixed. Brakes on mainwheels; optional speed fairings. Main wheels 6.00-6; larger tyres can be fitted. Options include skis and straight or amphibious floats.
POWER PLANT: One 37.0 kW (49.6 hp) Rotax 503UL-2V engine mounted on rear of wing driving two-blade (optional three-blade) Warp Drive propeller mounted above wing; engines in the range 33.6 to 48.5 kW (45 to 65 hp) recommended. Fuel capacity 47.3 litres (12.5 US gallons; 10.4 Imp gallons).
EQUIPMENT: Optional BRS parachute.