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    yamaha help please

    i have an 06 150 four stroke that after running for 10-15 minutes it is impossible to run at full throttle which having a jet foot is usually around 51-5200 rpm if you pull back to around 48-4900 rpm it clears right up but any bit of throttle past that and the motor goes crazy cutting out...
  2. O

    yamaha 150 4 stroke skipping @ WOT

    can anyone help me on this?i have a 150 4stroke that has started to bust back @WOT i am running a jet foot so for right now i have ruled out rev limiter due to my running rpms are 5100-5200.this problem just started a few months ago the marina said it was fuel problems changed plugs filter and...
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