2008 Yamaha Rhino YXR70FX Factory Service Manual, Page 191Get this manual
CYLINDER AND PISTON2 ENG
Install: piston piston pin piston pin clips New
TIP: Apply engine oil to the piston pin Make sure the punch mark on the piston points towards the exhaust side of the cylinder Before installing the piston pin clips, cover the crankcase opening with clean rag to prevent the clips from falling into the crankcase3 Install: cylinder gasket New dowel pins Lubricate: piston piston rings cylinder (with the recommended lubricant) Recommended lubricant Engine oil