1992 Johnson Evinrude "EN" 9.9 thru 30 Service Manual, P/N 508142, Page 192Get this manual
Installation
701 1Lightly coat new -ring and outside bore of the crankcase head with OMC Triple-Guard greaseInstall the a-ring in groove of the crankcase head2Coat crankshaft splines with OMC Moly LubeDo not allow lubricant to pack at end of splinesLubricant here may prevent seating of driveshaft in crankshaftBe sure that the -ring is in end of the crankshaft
71l 3Check to be sure the water tube washer is positioned on
the water tubeLightly apply OMC Triple-Guard grease to upper outside diameter of the water tube
4Assemble the powerhead to the exhaust housing, making sure the water tube enters the inner exhaust housingRotate the powerhead slightly back and forth to align the crankshaft and the driveshaft splines
1721 5Install and tighten the four powerhead retaining screws to
a torque of 192-216 in Ibs(22-24 Nm)6Apply OMC Nut Lock to the threads of the port and starboard exhaust housing studsPlace the washer on the studsInstall and tighten the two powerhead retaining nuts