The Hillman Speed Model's engine is a naturally aspirated petrol, 1.1 litre, side valve 4 cylinder with 2 valves per cylinder. In this application it has an output of 25 bhp (25.3 PS/18.6 kW) of power at 2500 rpm.
A 3 speed manual gearbox transfers the power to the driven wheels.
Maximum speed stated is 105 km/h (65 mph).
Full specs