Remember those Vintage Dirt Bikes from back in the day. The simple little Bultacos, Hondas, Yamahas, Maicos, Pentons and Triumphs? The bikes young men rode and rode and rode. If you're looking to buy one of those iconic machines, the first question is: What to bring home? Among the thousands and thousands of dirt bikes, scramblers, trials bikes, play bikes and early motocross bikes; which is the best bike to make your own?