In 1968, Cadillac needed a new engine amid stiff competition from other brands' larger V8s - at the time, the flagship V8s were the 390 (6.4-liter) and the 429 (7.0-liter).

The Cadillac Escalade-V is the brand's most powerful and expensive model ever, but it could have been even more exotic and powered by a V16 engine.

The early days of automobiles were full of experiments like Cadillac's whopping V16 engine, available only in the 1930s. What could this behemoth engine do?

Decades after it was parked and forgotten in a barn, this abandoned 1964 Cadillac DeVille is getting its very first wash in ...

A Flamenco Red 1966 DeVille drop-top cruiser with 429 V8, TH400 auto, and classic Cadillac luxury—ready for warm-weather driving.