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  1. kmontalv

    1999 Sea Ray 380 7.4 MPI Horizon Port Motor alarms after 3000 RPM

    Hoping someone can provide some advice. Recently my port side motor (7.4 L Horizon repowered in 2007) will go into alarm over 3000 rpm. It's a high pitched alarm that goes on and off it does not stay steady on. If I stay below 3000 RPM it will not alarm. The motor is not overheating (temp is...
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