This Roadkill Extra Powered by Dodge is a twofer: You get to see a cool, junkyard-find, low- mileage 1969 Plymouth Satellite, and at the same time, David Freiburger gives you some background on the Chrysler/Dodge/Plymouth line of B- and RB-series big-block V-8s. This spotter's guide could help you figure out what you're looking at during the next junkyard crawl or cruise night.