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    84 3.0 Exhaust Riser Gasket Leak

    End of last season I pulled the manifold off to repair a small crack with JB Weld and replaced all gaskets of the manifold riser, etc, upon re-assembly. The repair has held fine. Took the boat out over the weekend and realized that my Riser gasket is now leaking somewhat well. Weird. Pulled the...
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    Remote sticks when going into reverse, but only when in water.

    1984 Mercruiser 140, alpha one gen1. Shift cable has been replaced and used Permatex Thread sealer. Only when in water, I have to shove the remote into reverse. Works flawlessly on muffs. Shift cable has been replaced and when in water, I’ve removed the shift cable from the bracket and can...
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    What size bolt to hold cable anchor near manifold

    Old bolt decided to snap today from normal use. This is for a Mercruiser 140 on the throttle cable where the cable anchor hold it to the side of the manifold right before it gets to the carb. Old bolt is nowhere to be found other than the part that remains in the threads.
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    Mercruiser 140 (1984) - What started as key no longer turning off boat has evolved into boat not starting at all

    I have a MerCruiser 140. Just got back from the lake, and the key will no longer turn off the ignition. The boat ran fine this morning on muffs in my driveway, but failed to turn off when I remove the key from the ignition 30 minutes later on the lake. Killing the battery to the engine also...
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    A1 G1 - New shift cable doesn’t thread even though it appears same size as old one

    Was having a great day yesterday until I couldn’t shift using the remote yesterday. Replacing the cable today and the new cable doesn’t want to thread for the life of me. It’s a Quicksilver replacement - the old one was the type where it threads in facing the bow of the boat, so is the new one...
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    No spark out of distributor - Mercruiser 140 I/O

    Hi all, First boat here, not too knowledgeable about Mercruisers but making do. Boat hasn’t ran in 3 years, and I’ve been able to narrow it down to no spark out of the distributor. When cranking, I’m able to ground the wire coming out of the coil and get spark. If I try and do the same...
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