1997 Johnson/Evinrude EU 25, 35 HP 3-Cylinder outboards Service Manual, Page 289Get this manual
22Install new motor a-ring
23Position the motor on the manifold and install the four screws and lock washersTighten the screws to 35-52 inIbs(4-6 Nm)24Oil and place the pump control piston in the manifold25Oil and install the components of the down check valve