MOTORCYCLE GUIDE

2014 Yamaha YZ450F

Yamaha continues to technological innovation.There was once the engine of 450cc or cross, which acquired interesting solutions.The very first thing that strikes you is the YZ450F in the subsequent season’s unit, whose cylinder tilted back! Something that has to this point been reasonably impossible, nevertheless it landed on the Yamaha ingenious manner.Highlights of the all-new engine embody reshaped intake and exhaust ports with larger-diameter valves. The piston now has two rings as a substitute of three.





Wet-sump lubrication is now used, and the smaller engine is positioned farther forward in the frame.A good indication that the ’14 YZ is considerably extra powerful is the 20-percent-stronger grasp. The five-speed transmission options new ratios; the hole between second and third is closer while the bounce from 0.33 to fourth is wider. A new equipment-position sensor tells the ECU to make a choice personally optimized maps for first thru 0.33 toolss.