Cadillac Series 452As for Sale Cadillac’s big V16 engine was one of just three ever produced by any auto manufacturer. It powered the Cadillac Series 452A, which was built in 1930 and 1931 in response to consumer demand for more powerful and smoother engines. This luxury car was a specialized and costly vehicle and not many were made. For this reason, finding a Cadillac Series 452A today is a big deal. Collectors love these rare and stylish 1930s luxury vehicles. Increase your odds of finding one by searching the extensive listings at FossilCars.