1986 40hp yamaha oil to gas ratio?

[sambrigman]

I have removed my oil injection, do I mix 50 to 1 or 100 to 1 thanks for any info

 

[boscoe99]

50 to 1.

 

[jimmbo]

I have removed my oil injection, do I mix 50 to 1 or 100 to 1 thanks for any info

While the engine would probably survive 100:1, 50:1 is a Safer Bet.