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    '04 SeaDoo Sportster 4Tec - supercharged or not?

    Hello, How do I tell if this 4Tec is supercharged? I've attached three pictures and tagged what I think might be the supercharger w/ a piece of yellow paper on the second & third pictures. View is looking into the engine hatch from the port side. What is the 4-inch diameter black tube...
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    '04 SeaDoo Sportster - taking on water!

    Hello, Last week I picked up an '04 SeaDoo Sportster 4-Tec supercharged jet boat. It looks decent and runs strong. The seller took me out on the boat and it ran very well. I just noticed that it's taking on water whether tied at the dock or running. Just sitting tied to the dock, not running...
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    '97 Yamaha Waveraider 700 -- Cost for new impeller?

    Hello, Three shops advise that my Waveraider needs a new impeller & wear ring. Looking at it from underneath, the impeller looks pretty beat up. The ski accelerates ok, but only hits about 60% of top speed and sounds like it's slipping and skipping at full throttle. Prices for the job, parts...
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    1997 Yamaha Waveraider 700 -- very slow acceleration; only reaches half speed

    Just bought a '97 Yamaha Waveraider 700. On the test ride, it went like a rocket. The seller suggested new spark plugs. The next weekend I took it out for my first ride as the new owner, and it accelerated nicely, but the engine sputtered a bit at near top speed. I installed new factory...
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