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  1. 05-15-2018, 10:12 AM #1
    559bigbass
    559bigbass is offline
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    Mercury 200xri/efi ECU upgrade??

    Does anyone know if there is a ECU upgrade for these motor?
    Just looking to add a little more power to the motor
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  2. EuropeanAM
    EuropeanAM is offline
    Mercury 3L/4 Stroke/Verado Moderator EuropeanAM's Avatar
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    #2 05-15-2018, 02:46 PM
    Please see the Forum Announcements, and be sure to provide the Required Info when posting. Thanks!

    Probably not going to gain much on that one... have you done anything at all thus far?


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