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    Temperature sending unit interchangable..?

    So, finally got my engine running smooth. The problem now is the hotter the temp gauge reads, the better it runs. The problem is by the time its at a steady temperature, it's halfway into the red. The thing i'm questioning is do the temp gauge senders typically run at the same ohms for all the...
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    Diagnosing the low vacuum..

    Alright so as the title reads, my boat engine is running with a really low vacuum. It's a mercruiser mag 350 with a rochester carb, and est ignition. I assumed... that it was just an intake leak causing the low vacuum, causing my engine not to idle without feathering with the throttle. I...
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    Mercruiser timing or engine issue..?

    So i'm really new to boats, as i just purchased my first.. I usually work on cars so the parts look familiar in a way so i figured I'd be able to figure out any problems i run into. But as it turns out, i cannot. Anyways the boat is an older sea ray ('82) , alpha 1 drive. I went through all...
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    Newer engine, older outdrive.

    So as the title says, i made an attempt and mating a older outdrive with a little newer engine. The outdrive is an alpha 1 out of a 82' sea ray. The motor is a newer 350 mag, i believe the year is around 87ish? Anyways, i bought the newer coupler with the different mounting holes, but i've ran...
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