The Impala SS 427 sits at the crossroads of full-size comfort and big-block muscle, a short-lived factory package that turned Chevrolet’s family cruiser into a legitimate street weapon. To understand ...

Before the 1968 Chevrolet SS 427 ever rumbled onto American streets, it was already something of an oddity—a secret muscle car hidden inside a full-size suit. Produced only from 1967 to 1969 as the ...