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    EXPERT info Spark Plugs 5.0 Mercruiser EFI- wrong plugs??

    Just inspecting my motor before first lake run this year and decided to look at plug condition. Had plugs changeg season before last and haven't run them very much but looked anyway. Took a plug out and notice the condition then looked at plug number. Plug is TR5 NGK. Went and looked at manual...
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    2000 Chaparral 216 5.0 EFI

    Hello, I have a 2000 model 216 Chaparral, with 5.0EFI Merc, Alpha 1 GenII 1.62 drive. Had this boat for about 6 years now and have always run the boat with a Michigan alum prop 21" pitch. Average numbers were around 4800rpms WOT with 46-47mph GPS. I slalom skied(4 people in boat and gear)...
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    Mercruiser 5.0 EFI Expert Tune Up Advice please

    I have a 2000 model 5.0 EFI Mercruiser. Engine serial is 0L641417. Has about 285 hours on engine. I am planning a spring tune-up for just routine maintenance. I havent taken my boat from dry storage yet so it is not where i can look at it today. I would like to gather the parts I need ahead of...
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    2000 model 225hp EFI questions

    There are all kinds of outboard oils available these days. What is the best, or recommended, for the 2000 model 225hp Mercury EFI? Also I think there is a Champion sprk plug listed for this motor. Is there a better plug or what should be used for this moter for best results. Thanks!!!
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    Reading codes on EFI Mercruiser

    Can someone tell me where the plug on Mercruiser is to connect the DDT code reader to?? Also, will a DDT that works for automotive engine work with this Mercruiser? Thanks
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    5.0 Mercruiser EFI dies after starting and will not restart

    I have a 2000 Chaparral 216 with a 5.0 EFI Mercruiser Alpha drive and am having fuel delivery issues. Engine Serial#: 0L641417 Drive Serial#: 0L714263 To tell the whole story, last season (2008), we were on the lake; and while idling out of the blue the engine quit and was a little difficult...
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    Chaparral 216 Performance Question

    Hello to all Readers,<br /><br />I just recently purchased a 2000 model Chaparral 216 with a 5.0L EFI engine. I would love to hear from some other readers about what performance i can expect from this rig. I have had it out one time before buying, but this was on an extremely cold day and it was...
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