A book of First Class stamps ordering valtrex online The i8's spiffy-looking carbon-fibre body tub has aluminium subframes front and rear on to which the driveline and all-round wishbone suspension are hung. The main power comes from a 1.5-litre, turbocharged, three-cylinder petrol engine, which will also go into the next Mini. It sits across the back of the car, driving a six-speed automatic gearbox and the rear wheels.