HSV's 255 LS1 Chevrolet Heritage V8 engine now delivers 255 kW @ 5600 rpm and 475 Nm @ 4000 rpm on premium unleaded, the torque improvement occurring at lower engine speeds for power in an instant. Choose the awesome 6 speed manual or HSV's optional performance recalibrated automatic transmission with its smoother shifts and the immediate response required in a car with such sporting credentials.