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    5.0 OMC Head Help??????

    Trying to help a friend get his boat back going. I am not a boat mechanic, but have been tinkering with cars for 40 years so know way around an engine fairly well. This is a 1992 boat with 5.0 OMC engine. He said it was bogging down and backfiring. When I checked it out found all the plugs...
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    2005 Kawasaki 900 bogs down?

    05 Kawasaki 900 starts out great - but then bogs just as rpms get up. Hold the throttle and it will pick rpms back up - then do it again. Pulled plugs and were pretty well fouled. Put new in and ran great for a couple hours, then started same thing again. Pulled new plugs and they looked like...
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