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    Charging system problem

    Hi all. I have a 2007 sea ray 350 mag efi. I noticed that my voltage on the dash (smartcraft) showed 11.9 volts. I have a dual battery setup with perko switch. I checked the voltage at each battery (engine running)and got the same reading. I then checked voltage at the alternator engine off and...
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    Bilge pump: manual to automatic

    I have a manual bilge pump with a two way, on/off switch. I bought an automatic Rule mate 500 pump with the internal float switch. I want to hook it up without having to install a three way switch. Now, if I hook up the wires for the manual circuit to the existing switch and hook the wire for...
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    470 performance problems

    I have a 1983 merc 470. I replaced the fuel pump and rebuilt the carb. The boat starts up and idles fine. I put it an gear and accelerate and it will hold steady at around 10-15 mph. I don't know the rpms because the tach is not working right now. When I go to accelerate faster, it kinda...
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