The V8 engine ... by other engines on the market, but the design was brilliant for loads of torque to get those heavy Buicks rolling, smoothly. In later iterations, the 322 Nailhead went up ...

The 4.2-liter V8 cranks out 550 horsepower and 627 pound-feet of torque in the Cadillac CT6 V-Sport, which debuted at the show. With that kind of performance and the fact the engine will be hand ...