It is a 1957
i have a johnson seahorse outboard 20 hp motor model 20 ba serial number 26711 would like to know the year it is.
I found mine on the upper part of the shaft, on the left side.
Your 1958 Johnson uses a 24 to 1 mixture.
How old is a Johnson 60 HP outboard motor serial G7050973
Built in 1982 according to several website. My sea-horse serial number is only about 100 serial numbers from yours... in the same batch.
1957
What is the horsepower
The year model of a Johnson outboard engine is determined by "model number" rather than the serial number.
The year model for a Johnson outboard is determined by the "model" number, rather than the serial number.
A 50hp Johnson outboard, model TELCUD, is a 1987 year model.
1994