The power is produced by a naturally aspirated engine of 4.1 litre capacity. This unit features side valve valve gear, 6 cylinder layout, and 2 valves per cylinder. It produces 100 bhp (101 PS/75 kW) of power at 3400 rpm.
The engine powers the wheels compliments of a 4 speed manual transmission.
The Humber Imperial weighs a quoted 1905 kg at the kerb.
The Humber Imperial is said to be able to attain a top speed of 130 km/h (81 mph).
Full specs