yamaha 90 outboard bogs

[mbright28]

We have a yamaha 90 outboard that bogs down

when in idle runs fine just when driving about less than 5mins bogs down


yamaha 90 outboard bogs down at full throttle

[JohnOrrett]

You will get a much better response if you provide a full serial number of your engine.

[99yam40]

a model # would help even more to see if a serial # is needed

"just when driving about less than 5mins bogs down"
what happens after the 5 minutes?