The GMA T.33 Spider is a 2 door convertible/cabriolet style car styled by Gordon Murray with a mid mounted engine powering the rear wheels.
Its 12 cylinder, double overhead camshaft naturally aspirated powerplant has 4 valves per cylinder and a displacement of 4 litres. For this model it produces power and torque figures of 609 bhp (617 PS/454 kW) at 10250 rpm and 451 Nm (333 lbft/46 kgm) at 6750 rpm respectively. Lubrication is of the dry sump-type.
The power is transferred to the wheels through a 6 speed manual gearbox.
It weighs a claimed 1108 kg at the kerb.
Maximum claimed speed is 335 km/h, or 208 mph.
Full specs