2005 SO Johnson 4 Stroke 9.9-15HP Outboards Service Manual, Page 163Get this manual
POWERHEAD CYLINDERCRANKCASEPISTON ASSEMBLY
Assembly
IMPORTANT: If original components are not
replaced, each piston, piston pin, and connecting rod is to be assembled and installed in its original location
Apply engine oil to piston ringsInstall oil ring spacer first, then side rails
IMPORTANT: Do not re-use gaskets, o-rings, seals, or circlips once removedAlways use new parts
Piston and Connecting Rod
Apply engine oil to piston pin, piston pin bore, and connecting rod1Spacer 2Side rail