Dustin Farthing may have signed to race for Yamaha however his Team has developed a few parts for Kawasaki 300X. Farthing Racing's first pictures of brand new Kawasaki 300X Supercharger Pulley System. Double belt design, larger running surface, stronger, available in different ratios for more boost. Farthing was running a similar pulley on his 260X race craft back in 2010 in order to spin the watercooled Vortech Supercharger.
