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    Mercruiser manifold question

    I'm looking at a 10 year old boat with under 100 hours on it. The vessel has been used in fresh water. The engine and bilge are spotless they show no signs of rust anywhere. Would you change the manifolds on this boat or should they be good to use for a few years? Normally I would change 10...
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    New outdrive hard to shift

    I purchased a new oem mercruiser alpha I gen II drive. The previous outdrive shifted into and out of gear very easily. There is considerably more resistance in the shifter going into and out of gear. A couple of times is was stiff enough to kill the engine by sticking the shift interrupter...
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    Help with Thunderbolt ignition

    I have a 1998 5.0 mercruiser with a carb and alpha one drive. The issue I am coming across is identifying the type of thunderbolt ignition on the boat. The previous owner made various changes to the boat and I am trying to ensure I have the correct ignition setup. I am not getting the correct...
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    Gelcoat Repair Help

    We had an incident the last time we put the boat on the trailer. The keel of the hull scraped along part of the trailer chipping off the gel coat. The damage is approximately 16" long There doesn't appear to be much fiberglass damage. What product would you recommend to repair or reapply the...
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    Boat taking on water vent question

    I have a DONZI LXR just like the one pictured. The boat has a stepped hull with 2 drain plugs one in the rear (where they normally are) and a second one under the boat at the rear of the "step" See Picture Whenever I use the boat there is always a lot of water which comes out of the front plug...
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    5.0 Merc Timing question

    I have a 97 5.0 Carb and I want to check the timing on it. Do these engines need to be put in timing mode to check and if so how do you go about putting it in timing mode?
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    Donzi Construction Question

    I recently purchased a 98 Donzi 19LXR. Any idea as to whether the stringers are wood? I read that the transom is closed cell foam and I know the floor is plywood but I can not find any answers on whether the stringers contain wood.
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    Mercruiser Accelerator Pump Problem

    I have a 1997 Mercruiser 5.0 with a 2 Barrel mercarb. I rebuilt the carburetor with a Mercruiser brand kit. Prior to the rebuilt the accelerator pump worked just fine. After the rebuild the pump was no longer working. Upon taking the carb apart I noticed the accelerator pump came apart( the...
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    305 to 350 question (Haven't seen this answered yet)

    I am considering replacing my vortec carb 305 with a vortec 350. I am looking at a long block so I will carry everything else over from the 305. Will the ignition module from the 305 work on the 350? Will I need to replace any part of the ignition system to make the 350 run correctly? What...
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    5.0 Mercruiser prop question NEED HELP

    I recently purchased a Donzi 19 LXR with a Mercruiser 5.0 and an alpha one stern drive (boat weights approx. 3000lbs). The engine runs great I opted to rebuild the caurberator, replaced the plugs, wires cap, and rotor. The problem I am having is when I accelerate the boat takes forever to get...
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