2006 450F MX Shootout
…Make a habit out of it and sooner or later they're bound to kick your ass. From left, the ATK 450 MX, Suzuki RM-Z450, Honda CRF450R and Kawasaki KX450F.The bigger the better, eh? Well that is the American way, and motocross in the USA will live and die by that cardinal rule. The 450cc thumpers are…