2011 Arctic Cat 400 TRV ATV Service Manual, Page 54Get this manual
17Coat the threads of the nut with red Loctite #271; then making sure the splines of the clutch shaft protrude through the cover plate, secure with the nut and tighten to 147 ft-lb
Center Crankcase Components
NOTE: This procedure cannot be done with the enginetransmission in the frameComplete Removing procedures for Top-Side, Left-Side, and Right-Side must precede this procedureNOTE: For efficiency, it is preferable to remove and disassemble only those components which need to be addressed and to service only those componentsThe technician should use discretion and sound judgment