AUTOMATIC TRANSMISSION ::4dr Sedan, 4-spd, 4-cyl 140 hp hp engine, MPG: 25 City34 Highway. The standard features of the Chevrolet Classic Base include 2.2L I-4 140HP engine, 4-speed automatic transmission with overdrive, air conditioning, 15 steel wheels, cruise control, power mirrors, power windows, power locks, auto locking doors, remote key-less entry, and AMFM stereo in-dash mounted single CD with 4 speakers.