When you want speed, power, and a killer soundtrack, look no further than the glorious V12 engine. Reserved for the most elite luxury cars, like a Rolls-Royce Cullinan, or the fastest supercars, like ...

Automakers are quietly rewriting the rules of power under the hood, shrinking engines even as vehicles, especially SUVs, keep growing in size and weight. The promise is seductive: the punch of a big ...