And nowsomething completely different. Back in the early '60s, GMC built a run of monster, cast-iron V12 engines intended for use in gasoline-fed, over-the-road truck engines. The GMC engine that ...

Q: Greg, I recently found an article you wrote about the GMC V-12 engine. It brought back great memories of my time in the Air Force when I worked as a missile tech on the Minuteman Missile ...

Remember that time when America turned its attention to V6 engines and actually put them in pickup trucks? Not only that, but Detroit also considered 702-cubic-inch V12s for highway trucks, and ...

Q: Hi, Greg, and if you answer this question, thanks in advance. My friends and I, (all retired and mostly computer illiterate) have been discussing V-6 truck engines, and I absolutely remember a GMC ...