1976 Johnson 2HP 2R76 Outboard Motor Service Manual, Page 51Get this manual
JOHNSON 50 TO LUBRICANT We recommend using JOHNSON 501 LUBRICANTJOHNSON 501 LUBRICANT is designed specifically for Johnson outboard motor use at 50 to gasoline to lubricant ratio for engine break in and after break in, new and older modelsThis improved lubrication is formulated to provide additional benefits such as: exceptional lubrication, less varnish and combustion chamber deposits, better spark plug life, good mixability with gasoline even in cold weather, and reduction of pre-ignition NOTE If Johnson 501 Lubricant should not be available, see lubrication
instructions Section 2USE ONLY THE RECOMMENDED OIL TO GASOLINE MIXTURE, REGARDLESS OF THE CLAIMS MADE FOR SOME OILS