2008 Polaris ATV Sportsman 300 400 H.O. Service Manual, Page 72Get this manual

2008 Polaris ATV Sportsman 300 400 H.O. Service Manual, Page 72

ENGINE (300) Piston Ring Installed Gap
1Place each piston ring inside cylinder using piston to push ring squarely into place as shownPiston ring installed end gap

Flywheel RemovalInspection
1Remove the recoil housing, recoil hub, and flywheel nut
Feeler Gauge
Cylinder