2007 Polaris Sportsman 700/800/800 X2 EFI Service Manual, Page 268Get this manual
SPORTSMAN TRANSMISSION 24Place small amount of grease (PN 2871551) into the pocket before installing the sector gearInstall the shift gear (16T) on the shift drum shaftInstall the sector gear in the bushing pocket on the left sideAligning the timing marks on the gearsNOTE: Note the location of the skip tooth on the splinesApply light coating of grease on the gear teeth25Install the shift shaft and the detent starNote the keyed spline on the end of the shaft27Apply Crankcase Sealant (PN 2871557) onto the cover and case mating surfacesInstall the cover and hand tighten all of the bolts