I would like to go simple—carburetor, distributor—just a good old engine that I can install and work on and keep running. The truck would be a fun driver, so it does not have to be a workhorse hauler ...

What is it about American iron that is all about massive? Chrysler's original Street Hemi had valve covers that you could rent out as a dance floor. Pontiac's V-8 is a hefty chunk of iron and so are ...