TYPE: Four-seat kitbuilt twin.

PROGRAMME: Design began in 1991, initially as part-time venture. Construction of prototype started in 1998; exhibited, unflown, at AirVenture, Oshkosh, July 2001; maiden flight then scheduled for December 2001 and kit deliveries for second quarter of 2002; this has slipped and first flight had not taken place by October 2003.

CURRENT VERSIONS: Wolf: Baseline version.
Wolf GT: Higher-powered, longer-range version, with two cabin doors and increased MTOW.

CUSTOMERS: First aircraft sold October 2001.

COSTS: Wolf US$124,900 including engines (2003).

DESIGN FEATURES: Intended as manoeuvrable twin, able to operate into remote, short airstrips; affordable; easy to build and maintain.
Low-drag fuselage; constant-chord, low-mounted wings, with winglets; pusher engines located close inboard and above wings.
Wing section VH-1 Twin Turbo, purpose developed by Jeff Viken for high lift, low drag laminar flow.

FLYING CONTROLS: Conventional and manual. Fowler flaps immediately outboard of engines. Horn-balanced rudder and elevator.

STRUCTURE: Composites throughout.

LANDING GEAR: Tricycle type; fixed. Mainwheels, 6.00-6, on aluminium sprung legs; trailing-link nosewheel, 11x4.00-5, with rubber-in-compression suspension. Hydraulic brakes on mainwheels. Speed fairings on all wheels.

POWER PLANT: Initially, prototype was due to be powered by two Quantum Powermills engines (based on Honda VTEC) with pusher propellers and dual fuel system with baseline aircraft having 101 kW (135 hp) Q-135s; this changed in second quarter 2003 to two 101 kW (135 hp) Thielert Centurion turbocharged Diesel engines driving three-blade MT propellers. Fuel capacity 189 litres (50.0 US gallons; 41.6 Imp gallons). Wolf GT to have 123 kW (165 hp) Q-165Ts, MT constant-speed propellers and 662 litres (175 US gallons; 146 Imp gallons).

ACCOMMODATION: Four persons in back-to-back pairs. Door, port side. Dual sidestick controls. Two doors on GT version.

SYSTEMS: Dual electrical system.