When I bought my (then brand-new) Jeep GC, gas was close to $5/gal, and the dealership begged me to take a V8 instead of the V6. They had 2-3 V6's on the lot, one of which was spoken for, and the about twenty v8's, none of which were moving. They offered to sell me a higher-trim level V8 for less than the V6 I bought,…