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    How to adjust Mercruiser 3.0 Carburetor

    The starter should be good. I moved it from my old 2.5 to 3.0
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    How to adjust Mercruiser 3.0 Carburetor

    the battery is about 12.91 v. I will check other after I get home
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    How to adjust Mercruiser 3.0 Carburetor

    thank you gor your help. I have replaced the harmonic balance and there is not noise any more. and the maximum speed is about 35 mph with my steel propeller. I will check the RPM when I cold start it.
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    How to adjust Mercruiser 3.0 Carburetor

    This is a recently purchased used MerCruiser. Even in the summer it was not easy to cold start — I usually had to push the throttle fully open to get it to fire. If I immediately pulled the throttle back, it would often stall, so I had to let it run at high RPM for a while. Once the engine...
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    How to adjust Mercruiser 3.0 Carburetor

    my Mercruiser is difficult to start if it is cold. How can I adjust my Carbu? thanks you
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    Need help reinstalling choke linkage (Mercarb 1389-9562 carburetor)

    Thank Scott66
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    Need help reinstalling choke linkage (Mercarb 1389-9562 carburetor)

    Hi everyone, I have a MerCruiser engine with a Mercarb 2-barrel carburetor (part no. 1389-9562). During maintenance, I accidentally pulled out the choke linkage rod/lever (the small D-shaped part that connects the choke shaft to the throttle linkage). Now I can’t get it back in — the hole...
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    Is my motor healthy?

    Should I reset timing?
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    Is my motor healthy?

    this is running fasting
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    Is my motor healthy?

    this ideal running
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    Is my motor healthy?

    I bought a used Mercruiser 3.0 and harmonic balancer was broken and I have just replaced it with brand new 55045T and also moved the alternate from mercruiser 2.5. Attached file is the running the belt. it seems it runing good without belt. could you compared my first and second video and help...
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    Is my motor healthy?

    Could you help me identify where the noise is from? Attached file is the video of running my motor?
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    Harmonic Balancer pulley of Mercruiser 3.0 replacement

    done. I hammer it and pushed it in with a wood. thank you
  14. L

    Harmonic Balancer pulley of Mercruiser 3.0 replacement

    How can I push the harmonic balance in? Rubber hammer or special tools?
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    Harmonic Balancer pulley of Mercruiser 3.0 replacement

    The seller told me it wad off from 1988 mercruiser 3.0
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    Harmonic Balancer pulley of Mercruiser 3.0 replacement

    Sorry. repeating posting
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    Harmonic Balancer pulley of Mercruiser 3.0 replacement

    Is this harmonic balanced pulley great OT not?
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    Harmonic Balancer pulley of Mercruiser 3.0 replacement

    Thank you all I have a old mercruiser 2.5 1989 and it worked. Can I take it off and mount it into Mercruier 3.0 ?
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    Harmonic Balancer pulley of Mercruiser 3.0 replacement

    Can the pulley at my Mercruiser 2.5 replace 3.0? Current the mercruiser 3.0 was broken. 3.0 Serial No. is B785395 2.5 Serail No. is 0C397712 What kind of puller and installer is good for this project? Thank you
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    Shift cable adjustment

    I only know the 6 inches. I cannot understand others
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