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  1. M

    3.0L/140 Electronic Conversion & voltage

    Hey all, need some assistance with the electrical system/voltages after doing a conversion with a Mallory E-Spark. - Motor: 1985 3.0L/140 (s/n 6920545) Delco Remy Distributor. - Alternator is a Prestolite and the wiring does NOT match the service manual. There is a large gauge Orange...
  2. M

    Wobble Roller

    Hi, Has anyone here seen a cross-section or detail drawing/diagram of a wobble roller? I been digging around for a week to no avail. I have a shoreline that I need to repair a couple on. I have access to a lathe and a nice hunk of Delrin round stock. Thanks, _mr
  3. M

    Boat lists to port underway

    1985 Thompson Bowrider. Merc 3.0L 140. She lists hard to port once she's on plane on up to WOT. Even with all passengers moved to starboard she's still leaning. I acquired the boat last season and in the hold were two black 'fins' that, judging by the holes, appear to mount to the top of the...
  4. M

    Hard Hit - Cuts out on Accel/Load

    Hi all, We were out yesterday and I crossed the wake of a yacht incorrectly and came down too hard. (Glove box came down/off :eek: ) After that the boat won't accelerate, she does the 'Wahhhhh' sound and dies out up past 1500RPMs. Then on the way back to the dock she started dying out under any...
  5. M

    '98 Merc - 75hp - No Spark

    Hi all, Helping out a neighbor trying to get the motor running. motor cranks fine, but we're not getting any spark to any of the 4 cyls. also there is no voltage at any of the coils. we have 12v on the incoming side of the 'switch box' and into the two blues, & two reds. boat is in the...
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