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    89 Magnum 350 - Help needed with shift interrupt problem.

    Hey guys, Just looking for some help on my 350 magnum. Everything was fine yesterday when I launched the boat and came around the pier to my beach. I anchored for a short while. When my wife and I wanted to head out to a different beach a few points over then the problem started. Here is what...
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    Question about 1989 thunderbolt iv ignition module part numbers

    Hi, My boat is an 89 scarab 23' which has a mercruiser magnum 350 in it. Last fall I began to diagnose a no start/no run issue but ran out of time. I am pretty sure the issue is the ignition module at this point and may want to pickup a used one from Ebay I need the TB IV V8-22 module and my...
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    Help with thunderbolt iv ignition no spark

    Hi guys. My boat wont start so I followed the flow chart for the thunderbolt iv ignition and it pointed me to a new coil. I bought one but I still have no spark so the next step is a new ignition module. Before I spend more money I have a question. When I look for 12v at the coil I get 12v on...
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    1989 mercruiser magnum 350 wont start

    Hi guys. I am hoping for some help on getting my boat running again. I had it running in the driveway about 2 weeks ago with no problems. And pulled it down to the cottage this past weekend and it just wouldn't start. So far I pulled the flame arrestor and can see fuel squirting in. So I don't...
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    how to winterize an 89 350 magnum without the drive installed?

    Just looking for some tips on winterizing my boat with the drive removed. I was thinking of removing the 4 petcocks and disconnecting the p steering hose to drain. Then put the drains back in and hook up a hose to the intake near the gimbal and feed in antifreeze till I see it come out of the...
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    Well, Lake Erie really got me this time... Screw up my SS Prop and lower end...

    Hey Guys, So I was at least 1km offshore in my 89 Scarab and managed to find a reef... The water is roughly 2 feet lower than last year so this could explain why I managed to hit something so far from shore. :mad: My prop is mangled I get nothing in forward and reverse. The boat has a 350...
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    Help fixing a Warner engine hatch lift

    Hey guys, Just looking for some help with this hatch lift. The Boat is an 89 Scarab and I assume this is an original part. The part looks very similar to the attached picture. the motor works fine and when it is out of the boat and fired on a battery the pole part "spins" fine. when in the...
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    79 Mercruiser 260 propeller nut size?

    Hi guys, The boat is at the cottage and my tools are at home. I want to swap the propeller while there this weekend. I think that the size is 1 1/16" but can someone please confirm? Thanks for the help!
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    Can I use Castrol 5w30 in my mercruiser 260?

    Also can I use a regular auto oil filter? Thanks!
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    79 mercruiser 260 how many and where are the water drains?

    Hey guys, Just wondering if someone has a diagram of where all of the engine drains are for winter storage? Thanks Jason
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    Help with winterizing a '79 Wellcraft Sunhatch 195 with mercruiser 260

    Hey Guys, So I bought this boat about a month ago and will need to store it for the winter soon. Does anyone know where all of the drains are on this engine? Any tips on winterizing the engine? What is the best way to change the oil? Does anyone have the PDF of the service manual that seems...
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    Help me get my white fiberglas white again!

    Hey guys, I just bought a '76 siren 17 and it needs a little help. I am wondering how I can get the fiberglass nice and white again? It is currently pretty grimy and there are a couple of rust stains where an anchor sat for a while. Any help would be appreciated! Thanks Jason
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