1994 Johnson/Evinrude Outboards 40 thru 55 Service Manual, Page 327Get this manual
22Install new motor O-ring122 123Position the motor on the manifold and install the four screws and lock washersTighten the screws to 35-52 inIbs(4-6 Nm)23 24Oil and place the pump control piston in the manifold
1241 25Oil and install the components of the down check valve1251 26Torque the down check valve housing to 50-60 inIbs(6-7