The ratio is 50:1.
A 1986 year model 30hp Johnson outboard uses a 50:1 fuel to oil ratio.
A 1981 model, 140 hp Johnson outboard requires a 50:1 ratio.
Your 1958 Johnson uses a 24 to 1 mixture.
10R76R is a 1976 model, 9.9 hp Johnson outboard.
50:1 is what I use
50 to 1
Johnson outboard model number J175EXARG, would be a 1994 year model.
A 50hp Johnson outboard, model TELCUD, is a 1987 year model.
The Johnson model CD25R, is a 6hp outboard, produced in 1968.
A Johnson outboard, model number J88MSLCUS, is a 1987 model, 90 hp outboard.
A 4 hp Johnson outboard, model number J4REIA, is a 1991 year model.
A Johnson outboard, model number CD24D is a 1967 model, 6 hp engine.