The Toyota 4AGZE is a 1.6-liter (1587 cc) inline-four cylinder engine featuring a Roots-type supercharger (SC12) with a computer-controlled electromagnetic clutch, producing approximately 145-170 horsepower (112-127 kW) and 190 Nm of torque at 4400 rpm. It has a compression ratio of 8.5:1, uses a fuel injection system, and is equipped with an electronic engine management system and an exhaust gas recirculation (EGR) system.