1990 Johnson Evinrude "ES" Cross V 88 thru 115, 150 thru 175, P/N 507874, Page 261Get this manual
0.075in1,9mm),
Driveshaft Shimming Using 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 0.020 in(0,508 mm) shorter than the actual shimmed length of the driveshaft
INotel Degrease pinion and driveshaft tapers prior to assemblyf11 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 70-75 ftIbs(95-102 Nm)2Select the correct gauge and collar: use OMC Gauge PIN 328367 and OMC Collar PIN 328362f2l 3Slide the collar onto the driveshaft with large end in contact with the bearing housing