Data from Jackson.

General characteristics
Crew: one (later two)
Length: 26 ft 6 in (8.08 m)
Wingspan: 37 ft 6 in (11.43 m)
Wing area: 370 sq ft (34 m²) 
Empty weight: 1,865 lb (846 kg)
Gross weight: 2,870 lb (1,302 kg)
Powerplant: 1 × Siddeley Puma 6-cylinder water-cooled inline piston engine, 230 hp (170 kW)
Performance
Maximum speed: 120 mph (190 km/h, 100 kn)
Cruise speed: 90 mph (140 km/h, 78 kn)
Range: 450 mi (720 km, 390 nmi)
Data from Jackson.
General characteristics
Crew: one (later two)
Length: 26 ft 6 in (8.08 m)
Wingspan: 37 ft 6 in (11.43 m)
Wing area: 370 sq ft (34 m²) 
Empty weight: 1,865 lb (846 kg)
Gross weight: 2,870 lb (1,302 kg)
Powerplant: 1 × Siddeley Puma 6-cylinder water-cooled inline piston engine, 230 hp (170 kW)
Performance
Maximum speed: 120 mph (190 km/h, 100 kn)
Cruise speed: 90 mph (140 km/h, 78 kn)
Range: 450 mi (720 km, 390 nmi)
Short Silver Streak