1998 Johnson Evinrude EC 50 thru 70 HP 3-Cylinder Service Manual, Page 212Get this manual
9Remove the pinion and driveshaft from the gearcase as follows: Pull up on the shift rod to engage FORWARD gear position [1ID
Using OMC Driveshaft Holding Socket, PIN 334995, and an 1116 inopen-end wrench, back the pinion nut off the driveshaftPad the handle of the wrench to prevent damage to the gearcaseThe driveshaft to pinion taper is locking taperIf necessary, use OMC Puller, PI 387206 CD, and OMC Backing Plate, PIN 325867 Q), to break the lockInstall the tools as shown by clamping them around the driveshaft with tool's set screw aligned with the impeller drive cam slotThen, tighten the set screw into the slotAlternately tighten the two vertical screws against the backing plate inserted between the puller and the gearcase until the driveshaft pops loose from the pinionRemove the driveshaft with the driveshaft bearing housand thrust ingand shim(s)thrust washer bearing from the gearcaseReach inside the gearcase and remove the pinionIt may be necessary to pull up on the shift rod to gain enough clearance to remove the pinion