MXA'S 2012 YAMAHA YZ250F MOTOCROSS TEST: THE LAST 250 FOUR-STROKE WITH A SPRITZEN-PUFFER
For 2012, Yamaha was just a pop fly shy of hitting for the cycle. It would have been a home run if they had released an all-new engine. However, that fact doesn’t discount the imporved performance of the 2012 YZ250F
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