Plot: First, we had the original Roadkill Chevy Muscle Truck (Roadkill Garage, Episode 6) and then the Mopar Muscle Truck (Episodes 15 and 21). So you can see what’s coming: the Ford Muscle Truck! All of these pickups are ½-ton shortbed Stepsides, and the new Ford is a 1968 F-100 with a 460ci big-block engine swapped in by the previous owner