2008 Yamaha Snowmobiles FX NYTRO Factory Service Manual, Page 29Get this manual

2008 Yamaha Snowmobiles FX NYTRO Factory Service Manual, Page 29

THROTTLE BODY SYNCHRONIZATION 2Remove: Vacuum caps 1 INSP ADJ 3Install: Vacuum gauge 1 Vacuum gauge: 90890-03094 Carburetor
synchronizer: YU-44456 4Install: Fuel tank Refer to "SEAT AND FUEL TANK" in CHAPTER 55Start the engine and let it warm up