Pontiac introduced the Chieftain in 1949 as a companion to the Streamliner, quickly establishing it as a hit. Early models were available in Six- and Eight-Series versions, powered by dependable L ...
the new Pontiac Bonneville came as either a Sport Coupe or Convertible, each built on a 122-inch wheelbase platform shared with the Chieftain. The early Bonnevilles offered the same V8 engine ...