The Cessna 140 is a two-seat, single engine, conventional landing gear, light general aviation aircraft. The original Cessna Model 140 was powered by a Continental C-85-12 or C-85-12F horizontally-opposed, air cooled, four cylinder piston engine of 85 hp. Optional engines include the 90 hp Continental C-90-12F or C-90-14F or the 108 hp Lycoming O-235-C1. The cruise speed is 91 knots (105 mph, 169 km/h), the stall speed is 39 knots (45 mph, 72 km/h), and the maximum speed is 109 knots (125 mph, 201 km/h). The 140 has the capacity for one crew member and one passenger. The empty weight is 890 lb (404 kg) and gross weight is 1450 lb (658 kg).