The R-bodies proved quite popular with police departments, who especially appreciated the cars handling, and the attention paid to interior space and comfort. Mechanical reliability was also significantly better than the B-body Dodges and Plymouths, which suffered an alarming drop in quality control starting in 1976. On the other hand, big-block engines were gone and the 195 hp 360 V8 was now the standard power plant for Chrysler's police pursuit package. The E58 code police spec 360 V8; equipped with a four-barrel carburetor, dual exhausts, and a mild camshaft, could propel the cars to 120 mph (actual police testing yielded for the St Regis), which was respectable if somewhat less than 440 V8-equipped B-bodies which had been able to attain .