24:1 ratio
1965
The Sears Roebuck boat motor model 217.58991 was manufactured by the Outboard Marine Corporation (OMC). OMC produced various outboard motors for Sears under the Ted Williams brand in the 1960s and 1970s. Sears sold these motors through its retail outlets, branding them with their own model numbers.
i have a 25 hp mariner and i use a 50:1 mixture
50:1
The Sears and Roebuck boat motor model number 217-586331 was manufactured by the company OMC (Outboard Marine Corporation). OMC produced various outboard motors for Sears under their brand, which were sold through Sears catalogs and retail stores. This model, like others from Sears, was part of their strategy to offer affordable boating options to consumers.
The ratio is 50:1.
50:1
www.searspartsdirect.com Put your model number in, there are still many available parts..
A 1977 model Eska outboard requires a 50:1 mixture, ( water cooled model.) The air cooled models use 32:1.
50:1 is what I use
50 to 1
A 1986 year model 30hp Johnson outboard uses a 50:1 fuel to oil ratio.