1994 Johnson/Evinrude Outboards 40 thru 55 Service Manual, Page 28Get this manual

1994 Johnson/Evinrude Outboards 40 thru 55 Service Manual, Page 28

Fuel Requirements Minimum Octane Models 40RS,45, 55 40, 48,50 Recommendations See fuel classifications below See fuel classifications
more than METHANOL even if it contains cosolvents or corrosion inhibitor, regardless of octane rating OMC products have been
designed to operate using the Preferred Fuel or Acceptable Fuelhowever, be aware of the following: The boat's fuel system
may be different regarding use of alcohol fuelsRefer to boat owner's manual Alcohol attracts and holds moisture which may
cause corrosion of metallic parts of the fuel system Alcohol extended fuels can cause engine performance problems All parts
of the fuel system should be inspected frequently and replaced if signs of deterioration or fuel leakage are foundInspect
at least annually & Fuel leakage can contribute to fire or explosionfN=J OMC 2+4 fuel conditioner and OMC Carbon GuardTM
fuel additive are the only gasoline additives recommended by Outboard Marine CorporationUse of other gasoline additives can