2003 Arctic Cat ATVs from 250cc to 500cc Service Manual, Page 362Get this manual
CDEF Cover Speedometer Drive HiLovv Shifter Assembly Recoil Starter
NOTE: Steps 1-20 in the preceding sub-section must precede this procedure
21Place the gasket and left -side cover into position on the crankcase NOTE: It may be necessary to push or pull the splined HiLow range shift shaft to establish covercrankcase mating
19Place the rotorlflywheel into position on the crankshaft; then install the nut on the crankshaft and tighten until the rotorlflywheel is properly seatedTighten to 16 kg-m (116 ft-Ib)