1999 "EE" 90, 115 FFI, 150, 175 V4, V6 FFI Outboards Service Manual, P/N 787024, Page 240Get this manual
Driveshaft Shimming Using Tool, PIN 393185 The driveshaft pinion is precisely meshed with the forward and reverse gears by using one or more shims between the driveshaft bearing housing and the thrust washerWhen installing new thrust bearing or washer, bearing housing, pinion, or driveshaft, it is necessary to properly shim the assembly to restore factory clearanceGauge bars are precision made and should be handled carefullyThe length of each bar is stamped near the part numberThis dimension is 0.020 in(0,508 mm) shorter than the actual shimmed length of the driveshaft COA3565
INote Degrease pinion and driveshaft tapers prior to assembly[]] 1Assemble the driveshaft bearing housingthrust washerthrust bearingand pinion onto the driveshaftUse OMC Driveshaft Seal Protector, PI 318674, whenever installing or removing the bearing housingLightly coat the threads of the pinion nut with outboard lubricant and torque to 70-80 ftIbs(95-108 Nm) 2Select the correct gauge and collar: PI 328367, and OMC Collar, PI 341440use OMC Gauge,t