1974 Johnson 135 HP Outboard Motors Service manual, Page 58Get this manual
e Inspect ball bearing at lower end of crankshaft and remove if damagedUse truarc pliers No4 (Special Tool #307429) to remove retaining ring under bearingUse flywheel puUer (Special Tool #378 103) provided with four screws (Part 11316296) 14-28 3" long, and threading the screws into the tapped holes in the bearing retainer plateSee Figure 5-17
fThe center journal needle bearing may be removed by removing tile retaining ring, and separating the two halves of the bearingSee Figure 5-18REFERENCE PICTURE
",gRemove the rings from the pistons by prying the ends loose enough to grip them with pliers and then breakIng them away from the pistonInstall complete set of new rings on every power head service job