Long before the word “muscle” became shorthand for stripped-out intermediates, the 1967 Impala SS proved that performance could arrive wrapped in a full-size suit. It was not the sharpest quarter-mile ...

The Impala was already the king of the full-size castle in 1966, with the previous year bringing record sales that propelled it to the top of the automotive industry. Chevrolet sold over 1 million ...