2010 Honda CRF450R, VERY CLEAN AND RUNS GREAT - The best just got better in a whole bunch of ways. For 2010 the amazing Honda CRF450R boasts numerous changes that add up to one thing: faster lap times. Its high-tech Unicam engine has always made big power, and improvements to the Electronic Control Unit makes that power even crisper and easier to use. Starting has also been made easier thanks to an improved auto-decompressor system. Plus, modifications to both the front and rear suspension combine with the CRF450Rs innovative Honda Progressive Steering Damper to make tough terrain even easier to handle.