The W-4 Hot Canary is a custom biplane designed for air racing.[1]

W-4 Hot Canary
W-4 Hot Canary
Role	Biplane racer Type of aircraft
National origin	United States
Designer	William J. Warwick
Introduction	1969
Number built	1

Design

The W-4 is a single place conventional geared negative stagger biplane.

Operational history

• 1970 Florida Sport Biplane consolation race - 1st place
• 1970 Reno Air Race - 4th place in biplane category - 163 mph average
• 1971 Reno Air Race [2]

Specifications (W-4 Hot Canary)

General characteristics

• Crew: 1
• Length: 17 ft (5.2 m)
• Wingspan: 16 ft (4.9 m) Reverse stagger
• Height: 5 ft 4 in (1.63 m)
• Empty weight: 705 lb (320 kg)
• Gross weight: 1,019 lb (462 kg)
• Powerplant: 1 × Lycoming 0-290-D2 Horizontally Opposed Piston, 125 hp (93 kW)
• Propellers: 2-bladed

Performance

• Maximum speed: 170 kn (196 mph, 315 km/h)
• Cruise speed: 130 kn (150 mph, 240 km/h)
• Range: 480 nmi (550 mi, 890 km)

References

Wikimedia Commons has media related to Warwick W-4 Hot Canary.