Lucas L6

The Lucas L6 is a French all-metal monoplane design for homebuilding by Emile Lucas.^[1][2][3]

Lucas L6
Role	Two-seat homebuilt monoplane
National origin	France
Designer	Emile Lucas
First flight	4 September 1991
Variants	Lucas L6A Lucas L6B

Design and development

The Lucas L6 is a tandem two-seat all-metal low-wing cantilever monoplane with a retractable tricycle landing gear.^[1] Two variants were designed: the L-6A long-span motor glider version and the short-span L-6B.^[2][3][4]

Variants

L6A

Long-span (14 metres (46 ft)) variant with either a Limbach L2000 or Lycoming O-235 engine.^[4]

L6B

Short-span variant (8.8 metres (29 ft)) which can be fitted with a Lycoming O-235 upwards to the Lycoming O-360.^[4][5]

Specifications (L6B with Lycoming O-235)

Data from ^[1][4]

General characteristics

• Crew: 2
• Wingspan: 8.60 m (28 ft 3 in)
• Wing area: 13 m² (140 sq ft)
• Empty weight: 480 kg (1,058 lb)
• Gross weight: 760 kg (1,676 lb)
• Fuel capacity: 140 litres (31 imp gal; 37 US gal)
• Powerplant: 1 × Lycoming O-235 , 81 kW (108 hp)

Performance

• Maximum speed: 230 km/h (140 mph, 120 kn)
• Cruise speed: 190 km/h (120 mph, 100 kn)
• Stall speed: 110 km/h (68 mph, 59 kn)
• Rate of climb: 4 m/s (790 ft/min)
• Wing loading: 57.7 kg/m² (11.8 lb/sq ft)