1974 Johnson 40 HP Outboard Motors Service manual, Page 54Get this manual
eApply coat of OMC Needle Bearing Grease to crankpinsInstall roller bearings and remaining retainer half on each crankpinSee Figure 5-30Place the remaining oller bearings in each retainerSee Figure 5-31 fWith roller bearings in place, attach connecting rod caps' See Figure 5-32Connecting rod caps are not interchangeable with those of other rods, neither may the caps of the same rods be turned end for endTo assist correct assembly, small raised dots are provided on matching sides of rod and capDraw pencil over chamfered corners on both sides of rod to make certain that cap and od are aligned at this point If not aligned, chamfered corners can be felt with the pencil pointSee Figure 5- 33Misalignment will affect free normal action of the rollers, and will result in major damage