74 20 hp merc Thunderbolt

[hudy]

Hey Corm, this thing runs great, except when after trolling for a few minutes, she starts puking gas into the water. Carb, fuel pump, What? Hudy

 

[12Footer]

Re: 74 20 hp merc Thunderbolt

Sounds like the float needle is stuck open or float level set way too high (not pushing needle valve up to shut off fuel supply when the bowl is full).