Video: Aston Martin One-77 will get 750bhp

Aston Martin has released more details of its forthcoming One-77 supercar, which it claims will be the most powerful naturally-aspirated car on the market.

Final stages of a rigorous test programme have shown that the 7.3-litre V12 engine produces 750bhp and 550lb ft of torque. The car will cost over £1.2m and only 77 examples will be sold.