Si: The Si model replaced rear drum brakes with discs, added a power moonroof with tilt, cruise control, a dashboard clock, a 9000 rpm tachometer with a 7200 rpm redline, plastic wheel covers on 14 inch wheels, power side mirrors (body coloured, beginning in 1993), body-coloured door handles, and a 125 horsepower 1.6 L single-overhead cam D16Z6 VTEC engine with manual transmission.