Marathon Corsaire

2-door 2-seater fixed-head coupé, petrol (gasoline) 2-cylinder 4-valve flat (horizontally opposed, boxer) engine, OHV (overhead valve, I-head), 848 cm³ / 51.7 cu in / 51.7 cu in, 31.3 kW / 42.0 hp / 42.0 hp @ 5000 rpm / 5000 rpm / 5000 rpm, manual 4-speed transmission, rear wheel drive, 148 km/h / 92 mph / 92 mph top speed