2008 Arctic Cat 400/500/650/700 ATV Service Manual, Page 230Get this manual
AT THIS POINT To service the recoil starter, see Servicing Left-Side Components sub-section
4Remove the inside snap ring
2Remove the flange nut securing the starter cup to the crankshaft; then remove the starter cupAccount for the O-ring inside the cupCC046D
5Remove the two cap screws securing the speed sensor housing; then remove the housingAccount for the gasket