1966 Cadillac Calais with a Supercharged LT4 V8 1966 Cadillac Calais with a Supercharged LT4 V8 " data-image-caption="" data-medium-file="https://engineswapdepot.com/wp-content/uploads/2022/04/1966-Cadillac-Calais-with-a-Supercharged-LT4-V8-01-600...