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    Funny Noise 140 Mercruiser

    Was running down the lake this evening when suddenly lost power, sounded like it was knocking. I immediately cut the motor off. My wife said "There was something in the water" although I didnt feel us hit anything. Jumped in the water and checked the prop, no damage. Then cranked the motor it...
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    pertronix wiring

    I installed a 91146a ignitor 2 this weekend. After looking at several posts on the topic here, I picked up the 12v off of the starter post where the purple,yellow comes off of. I left the both original wires on the coil.<br /> Is this OK?<br /> Initially the motor would just backfire. I removed...
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    Misfire update

    Went back to the lake this afternoon. Boat ran great when we put in. Tubed for 15 mins, then cruised for 10, then boat started missing. <br />Got really bad with a tuber.<br /> My boat has the filter on top of the fuel pump. I decided to remove the filter. No fuel came out when I pulled the...
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    Trimming causes miss

    I have a 87 Glasstream 172 with a Merc 140. Last year after a long idling trip, it developed a bad miss. I could pull the battery cables lose and reattach them to the battery and it would get better for a couple of minutes and then reoccur. Got home and found the main wire had come loose from...
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