1997 Johnson/Evinrude EU 25, 35 HP 3-Cylinder outboards Service Manual, Page 76Get this manual
Installation
1Apply OMC Locquic Primer and OMC Ultra Lock to the eight intake manifold mounting screws
2Install the intake manifold and secure with the eight screwsTorque the screws evenly to 60-84 inIbs(7-9 Nm)3Refer to Synchronization and Linkage Adjustments, Section 1, for adjustment information
Oil Tank and Mixing Unit Servicing
Removal INotel The oil tank can be removed from the engine with the mixing unit without removing the oil from the tankIf just the tank is to be removed, siphon the oil from the opening at the top of the tank