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    Idle Change - 200 EFI

    I have a 1997 Mercury 200 EFI. One day when I cranked the motor I could tell it was idling much rougher than normal. It won't die while idling, but sounds really rough. I've had the boat in the shop recently and was told that everything checked out--compression, spark, fuel lines, switchbox...
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    Acceleration Delays at 2,000 RPM's

    I have a 1997 Mercury 200 EFI that I recently purchased. Ever since I've had it, when you take off and give it wide open throttle (WOT), it would pause at 2,000 RPM's for a second or two and then take off. Now the problem is getting worse and sometimes it pauses for 10-15 seconds before taking...
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    Acceleration Problem - Mercury 200 EFI

    I recently bought a 1997 Nitro 897 with a Mercury 200 EFI. When I give it throttle, the RPM's only go from idle to about 1500 RPM's no matter how hard I push the throttle. Then normally after 3-4 seconds, the engine "kicks in" and takes off to full throttle becoming fully responsive to speed...
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