1978 Johnson 175, 200, 235 HP Outboard Service Manual, Page 121Get this manual
jRemove the 78 inch pIniOn locknut from the bottom of the driveshaft by using Driveshaft Holding Socket (Special Tool #311875), Figure 6- 58Remove four upper driveshaft bearing housing screwsPull the driveshaft assembly and pinion gear out of the gearcaseIf driveshaft does not pull out, use puller (Special Tool #387206), two 516"18 screws, and two smooth metal pads 18" 2" 4" (3 50 100 mm) to protect the gearcase (18 rollers in pinion bearing loose)See Figures 6-59 and 6-60 123456