A 1958 Chevrolet Impala Sport Coupe, tucked away for decades, has emerged from hiding with an exciting surprise under the hood: its original 348-cubic-inch W-series Turbo Thrust V8 engine.

The big-block V-8 is so synonymous with classic Chevrolet performance that it seems ... with a dry weight of nearly 700 pounds. The engine block was made of cast iron, had a bore center of 4. ...

Produced for more than 50 years, the Chevrolet Impala was discontinued ... carburetors mounted atop a big-block V8 engine. Yup, it appears to be a 348-cubic-inch (5.7-liter) W-series with a ...

The Chevrolet 409 V8 had a significant, but brief moment in the history of American big-block, high-performance engines.