The 4.6 liter Tau V8 offered in the Hyundai Genesis Sedan normally cranks out 380 HP, but this prototype engine gets a screw-type roots supercharger with a novel clutched pulley, a water-to-air intercooler, and cylinder deactivation. This results in 460 HP and 435 lb-ft of torque while returning 8% better fuel economy.
Read Article