The Challenger Six Coach is a rear wheel drive saloon (sedan) passenger car with a front positioned engine, produced by Terraplane.
It is part of Terraplane's KS series of cars.
The 3.5 litre engine is a naturally aspirated, side valve, 6 cylinder that has an output of 80 bhp (81 PS/60 kW) of power at 3600 rpm.
The power is delivered to the wheels by means of a 3 speed manual gearbox.
Full specs