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Forum: Engines

11-16-2014, 03:07 PM

Replies: 12

1999 1900sr 5.0 won't run full throttle

Views: 8,472

Posted By mmwjr

The oil pressure switch has two staes open or...

The oil pressure switch has two staes open or closed. Since the boat does not die and the fact that it would at lower rpms when the pressure is lower means the switch is not the issue.

Forum: Engines

11-16-2014, 12:44 PM

Replies: 12

1999 1900sr 5.0 won't run full throttle

Views: 8,472

Posted By mmwjr

There is a fuel filter in the carb when the gas...

There is a fuel filter in the carb when the gas line connects. Disconnect gas line then undo large nut to access filter.

If you stay below 3/4 throttle does the boat run fine all day? If yes then...

Forum: Engines

11-15-2014, 07:50 PM

Replies: 12

1999 1900sr 5.0 won't run full throttle

Views: 8,472

Posted By mmwjr

Any changes sine it last ran good? Bottom growth,...

Any changes sine it last ran good? Bottom growth, damage to prop, ...

What rpm and speed does it max at?

Is the flame arrestor clean?

Check static timing and timing at speed to see if it is...

Forum: Engines

11-13-2014, 12:07 PM

Replies: 12

1999 1900sr 5.0 won't run full throttle

Views: 8,472

Posted By mmwjr

I would check the timing as well. Plug wires...

I would check the timing as well. Plug wires could also be breaking down.

In my experience surging is typically a fuel issue and not electrical. Let us know what happens after you perform the work...

Forum: Engines

11-12-2014, 12:28 AM

Replies: 12

1999 1900sr 5.0 won't run full throttle

Views: 8,472

Posted By mmwjr

How long is it running before you can try to...

How long is it running before you can try to speed up and the condition occurs?

Does it just not have the power, sputters, breaks up? The latter could be a bad ignition coil.

What carb do you...

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