Here is a spec chart. You just have to figure out
what Evinrude has that carb. My guess would be
Handitwin. Experimenting – I found that not enough
lift – motor won’t reach full RPM. Too much lift –
they run way rich making difficult, if not impossible,
to get the motor leaned out. May explain your
mixture setting.
Tubs.
A "Boathouse Repair" is one thats done without having tools or the skills to do it properly.