James Dean designed this jetting kit for Yamaha riders looking to push their motorcycles to the next level. This JDJetting kit is purpose-built to improve throttle response throughout the RPM range. The kit comes with instructions and charts that carefully walk through the installation process and offer guidance to help get peak performance at all elevations and in all conditions. Best of all, our team is ready to help with any technical questions you may have to get you back on the roads, tracks, and trails fast!
- – main jets
- – idle jet
- – JDJetting custom needles and clip
- – JDJetting sticker
- – Installation charts and instructions