40 bigfoot 4 stroke 1998

[lobsterfisher]

hope someone can help starts fine runs fine for the same distance each time then it startsloosing powerif u slack the trodle it idles fine if u shut the motor down and re start u get the same distanceand looses power you get 5 to 6 minutes before this happens plugs were changed coiles checked wondering on fuil pump or carbs hope some one got some advice thank u

 

[WillyBWright]

Re: 40 bigfoot 4 stroke 1998

Sounds like a venting problem. Is the vent open on the fuel tank? Other possibilities include sticky check valves in the primer bulb, and fuel pump.

 

[JB]

Re: 40 bigfoot 4 stroke 1998

Howdy, Lobsterfish.<br /><br />Welcome to iboats. <br /><br />This is the NON-repair forum. I will move your post to the Merc Outboard troubles forum.