Four- and Six-Cylinder Engines in Fullsize Pickups: Yes or No?

“Why would I buy a pickup truck with anything but a V-8?”

This was recently said to me by a reader who was incredulous at the proliferation of 1⁄2-ton pickup trucks with an array of non-V-8 options. His opinion of anything other than a V-8 was clearly less than positive. “No six-cylinder in my truck,” he said. And don’t even get him started on GM’s new 2.7L four-cylinder. “A four-cylinder in a fullsize pickup? Hard