2009 Kawasaki KX450F, call 951-698-4123 - A leaner, stronger and EFI equipped racing thoroughbred KX450,kx 450,450,kawasaki kx450,kawasaki kx,kaw 450,kawasaki motox,kx450f,kawasaki kx450f,monster Comprehensively re-designed with a new fuel-injected engine, chassis, bodywork and extensive durability enhancements, the 2009 Kawasaki KX450F motocrosser is sleeker, faster and more high-tech than ever. Although it has undergone the biggest makeover since its original 2006 debut, the new KX450F still shares a clear bloodline with its championship-winning predecessors.