74 Mercury mix ratio

[N.E.W. Boater]

Would anyone tell me what the mix ratio is on a 74 Mercury 4hp, w/Thunderbolt ignition? (It's my first Mercury,used.)

 

[JB]

Re: 74 Mercury mix ratio

Howdy, boater.<br /><br />50:1 will work fine.<br /><br />Good luck.