2003 Johnson ST 55 HP WRL 2 Stroke Commercial Service Manual, PN 5005483, Page 136Get this manual
POWERHEAD ASSEMBLY
ASSEMBLY
IMPORTANT: Proceed slowlyMake no forced assemblies unless pressing operation is called forAll internal components must be perfectly clean and lightly coated with JohnsonlEvinrude Outboard LubricantIMPORTANT: Use new gaskets, seals, and O-rings during assemblyApply Needle Bearing Grease to the 28 wrist pin bearingsInstall the bearings in the wrist pin boreAlign the bearing in the bore using Wrist Pin Bearing Tool, PIN 336660DR3480
The connecting rod has no specific orientationSupport the piston in Piston Cradle, PIN 326573Oil the wrist pin bore and wrist pin Install the wrist pin through the piston and connecting rod, pushing the tool out through the piston