1992 Johnson Evinrude "EN" 40 thru 55 Service Manual, P/N 508143, Page 241Get this manual
Shift Rod Heights 15291.32 in in(404 mm 0,8 mm) 20291.32 in in(531 mm 0,8 mm) 23 131.32 in 11.32 in(594 mm 0,8 mm)
Standard Shaft Long Shaft Extra Long Shaft
31Install the water pump as described in Water Pump Servicing Installation 1Coat the driveshaft splines with OMC Moly LubeDo not coat top surface of the driveshaft as lubricant here may prevent seating of the driveshaft in the crankshaft2Slide the gearcase into place making sure that the driveshaft engages the crankshaft and the water tube enters the water pump3Apply OMC Gasket Sealing Compound to threads of the retaining screwsInstall and tighten all the screws to the following torques: Gearcase Retaining Screws