Up AZ nailed it,,
From my 2008 manual
Engine sprocket bolt needs loctite 271 (red) and tighten to 155-165 ft-lbs(210-224 Nm)
Install mainshaft washer with word out facing away from the clutch hub. Use loctite (271) and install nut ( left handed thread ) tighten to 70-80 ft-lbs(94.9-108.5Nm)
Boom!