Home › Forum › Ask A Member › 18HP saga continues. Can’t get past 14mph and 3,900 RPM. › Re: 18HP saga continues. Can’t get past 14mph and 3,900 RPM.

#65831
stephenspann27
Participant

    http://forums.iboats.com/forum/engine-r … at-top-end

    The above link, a guy with the older style carb was getting a max of 13mph until he leaned the high speed mixture.