The 18 - valve V - 6 engine features a helical supercharger supplied by IHI and a water - to - air intercooler that helps deliver
a relatively flat torque curve, delivering 90 percent of peak torque from 2,300 to 6,200 rpm.
The 4S that will be the starter performance model, priced at just under $ 100k, features a
relatively miniscule yet rev - happy 2.9 liter V6, with the very welcome addition of two small but potent, mid-mounted turbochargers, producing 440 horsepower and 405 ft - lbs of
torque - the curve of which is pancake
flat and stretches from 2000 to 4500 rpm.
The MultiAir has a wide,
relatively flat power band, making its most
torque from 2,500 rpm to 4,000 rpm.