78,80 hp mercury,model 8oo 4 cylinder

[felderlostnspace]

motor starts great,while idling for about 3 mintutes it will start stumbling and cut off.if i pump the fuel bulb before it cuts off it will start running smooth again.any help would be great.thanks in advance.Bill

 

[Plainsman]

Re: 78,80 hp mercury,model 8oo 4 cylinder

Replace the bulb and lines as well as rebuild the fuel pump.

 

[felderlostnspace]

Re: 78,80 hp mercury,model 8oo 4 cylinder

Thank you Sir,i have replaced the bulb and line.i will tackle the fuel pump next.thanks again for the response.see ya' Bill