not quite an SUV - and ponderous 2.5-ton curb weight. Mercedes, for what it's worth, calls it a sports tourer, which is not much help. When the R63 AMG was announced, we wondered why Mercedes ...

There was a time when Mercedes-Benz was willing to drop its 6.2-liter M156 V8 into anything and everything, the R-class minivan included. It was from this unholy matrimony that the R63 AMG ...

Because we're talking about the Mercedes-Benz R63 AMG and frankly ... shuttles to upscale hotels), with a naturally aspirated, 6.2-liter V-8 pumping out 505 hp and 465 lb-ft of torque.

Which is why whoever had the idea to drop Mercedes-Benz’s prodigious 6.2-liter V-8 mill into its R ... Still, I was lucky enough to pilot one of the scant R63 AMG units, I am here to tell ...

This particular R-Class is the R63 AMG, one of the most interesting and ... almost-minivan thing—with a 503-hp 6.2-liter V-8 under its hood. That by itself is pretty nutty, but there are some ...