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    78 mercruiser fuel line, firing order questions

    First I have had top end troubles that I have another post out for, upon troubleshooting I came up with a couple questions, I replaced the plugs wires and DIST. cap. exactly the way everything was. I then looked in service manual on firing order and low and behold, it was wrong on the boat. This...
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    mercruiser I/O top end problem

    Please bear with my lack of knowledge on the subject. I just bought a 78 Sea Ray with a Mercruiser 140hp. I took it out for the first time today and the top end speed was very weak, maybe 20mph I figure I will replace spark plugs, wires, and maybe fuel filter, anything else I might want to look...
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