1990 Johnson Evinrude "ES" Cross V 88 thru 115, 150 thru 175, P/N 507874, Page 243Get this manual
Driveshaft Shimming Tool PIN 393185 The driveshaft pinion is precisely meshed with the forward and reverse gears by the use of shim or shims between the 'driveshaft bearing housing and thrust washerWhen installing new thrust bearing or washer, bearing housing, pinion or driveshaft, it is necessary to gauge and select the proper shims to restore factory clearanceGauge bars are precision made and should be handled carefullyThe length of each gauge is stamped near the part number and this dimension can be used to measure the gauge to confirm accuracyThis dimension is 0.030 in(0,762 mm) shorter than the actual shimmed length of the driveshaftBefore assembling the pinion to the driveshaft, degrease tapers on both partsr:Jl 1Assemble the driveshaft bearing housingthrust washerthrust bearingand pinion onto the driveshaftUse OMC Driveshaft Seal Protector PIN 318674 whenever installing or removing the bearing housingLightly coat the threads of the pinion nut with outboard lubricant and torque to 100-110 ftIbs(136-149 Nm) 2Use OMC Gauge PIN 330224 and OMC Collar PIN 328362