the fuel ratio for a 1977 Johnson 6hp is 50:1. The mix can be moved to 60:1 if you will be doing a lot of trolling.
50-1
Johnson outboards manufactured prior to 1965, require a 24:1 ratio. The later models use a 50:1 mix.
50:1 Oil to Fuel.
50:1
50:1
Fuel /oil mix is 50:1
Fuel ratio is 50:1
BJ4BRE1A Is made in 1991 and the Fuel mix is 50 to 1
50:1
50:1
50:1