1996 Johnson/Evinrude Outboards 25, 35 3-Cylinder Service Manual, Page 20Get this manual
FuelOil Ratios Lubricant Only the following lubricants should be used: Evinrude TC-W3 Outboard Lubricant Johnson TC-W3 Outboard Lubricant These lubricants are formulated by ONIC to give best engine performance whileControlling piston and combustion chamber deposits Providing superior lubrication Ensuring maximum spark plug life If Evinrude or Johnson Outboard Lubricant is not available, another NMMA certified TC-W3 oil may be usedLook for the certification information on the container labelNoteRunning or storing an engine on leaner than recommended fueloil mixture may result in powerhead damage
INote Avoid the use ofthe following as they could damage your
engine C!ndor shorten spark plug life: Automotive oils Premix fuel of unknown oil quantity Premix fuel richer than the recommended ratio Premix fuei leaner 'thC!n the recommended ratio
Some additives in EvinrudelJohnson Outboard Lubricant are subject to evaporationAlways cover partially filled containers to prevent deterioration of lubricantNormal Service