2010 Arctic Cat DVX 300 / 300 Utility ATV Service Manual, Page 58Get this manual
16Install spacer washer and the drive bevel gear on the driveshaft; then while holding the centrifugal clutch housing with an appropriate holder, secure the bevel gear with new nut and tighten to 72 ft-lb
Installing Right-Side Components
AOil Pump 1Install the oil pump with the arrow on the pump body directed upward; then secure with the two cap screws and tighten securelyMake sure the shaft turns freely after installing
17Use center punch to stake the nut to the driveshaft18Apply clean engine oil to new O-ring and install in the groove of the secondary driven bevel gear housing; then with the index marks aligned, install the secondary driven bevel gear assembly in the transmission case