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    Wine glass harmonic sound switching from 3 blade to 4 blade

    As the title suggests I have a harmonic noise best described as a wet finger traveling around the top of a wine glass emitting from the newly installed Michigan Wheel 4 bladed props. Funny thing is it goes away above 1500 RPM and most noticeable at 800-1000 RPM and on both engines. Anything I...
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    454 dies over 1800RPM loaded

    Engine is a 2019 Michigan Motors Gen 5 454 long block with the original 1990 manifold and Q-jet carb which is suspect. Ignition is New Delco Voyager EST with new plugs, cap, rotor and wires. 105 hours on the new port and star engine and ignition system. Seems like port engine is running out of...
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    1998 5.7 exhaust manifold gaskets

    Can I use the Fel-Pro 1404 locally obtained exhaust manifold gaskets in place of the quicksilver 27-33395? I can order the OEM's through Amazon but being out in the country takes a little bit to obtain.
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    Another prop slipping thread

    I know they're are many threads of the like. I have history of shredding this boats Alpha One Gen 2 so I decided to post a fresh one. The boat is way overpowered. (Big mistake with Alpha's) 1st failure was due to improper upper gear ratio being a V6 1.62. Replacement was a new OEM with 1.47...
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    7.4 starter choice

    Hello, As title suggests looking for a replacement starter for my 454. I only want to do this once so looking for a marine starter that's either Mercruiser oem or better. The marina can order one but it will take 10days. Any options considered and thanks in advance.
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    Blue smoke during warmup

    Hi all, It's been awhile since I've posted. I now have an older Searay 350 with Q-Jet Carbed Merc V-Drive 454's. Port engine during colder months (55F or below) blue smokes the marina up during initial warm up with typical scent of burning oil. Also oil gets very dark between changes which I do...
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    Milky oil - Twin 454

    Starboard engine our 90 Sea Ray Sundancer continually has milky looking oil. Two oil changes since last February, 110 hours now have accumulated with no operational issues. Still the same creamy looking oil noted. Today a third oil change and same milky oil. Closed cooling antifreeze level stays...
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    454 with Milky oil found on pre-purchse

    Looking at an older boat with twin 454's. I see slightly milky looking oil noted on starboard engine dip stip. Possible causes? Manifolds, Cracked block, head gasket? Compression check shows all cylinders between 130-140. I think winter moisture from sitting but have doubts as port engine has...
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    Fuel injection option for Vortec

    This has probably been touched on. I have interest in installing Fuel Injection on my 2000 5.7 Carbed bow rider. Is there a kit? or can I expect to see someone selling it from a busted motor? My goal is simple. Super easy starts with smooth acceleration and decent power. I have built stronger...
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    Can Stainless Steel Props be repaired?

    This prop shakes my boat to death. Typical dents but all three blades are different when measured. I bought a new 21P that is super smooth but not so good pulling multiple skiers at same time. New 19P is $350 so I want to see if this one can be fixed. Thanks
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    5.7 mercruiser running hotter than normal with steam from exhaust

    Hi all, So I notice several weeks ago that my fresh water bow rider started running about 20-30 degrees hotter. It usually stays around 170F but noticed on a hard lake run it creeped up to 200-210 with steam noted from right exhaust. I changed the water pump impeller but found in like new...
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    shift cable question

    I noticed SEI sells shift cables. Anyone have experience with them?
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    Steam from starboard captains choice

    At idle and power noticed steam from Starboard Captains choice. Riser gasket??? Engine is 1998 mercruiser 5.7 with 4bbl.
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    Bilge drain fitting - Whats that stuff?

    This picture shows the bilge drain fitting installed but I have since removed the three screws and fitting. I was attempting to reseal the housing with 3m5200. Looking on the front side it has a thick substance and I would like to add more to the area to eliminate the voids in-conjunction with...
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    Am I ready for the gel-coat?

    I found a manufactures void in the engine bilge gel coat and used a grinder to remove down to glass. Am I ready for the gel coat or do I need to clean the area first with MEK or acetone?:confused: Also it's about a constant 51F temperature in my garage. Should I heat the garage a bit?:confused...
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    98 SeaRay 190BR - Engine out and noted voids

    I have the engine out of my 98 SeaRay 190BR signature for cleaning and tune up. While waxing engine compartment I noted an area of fiberglass void when tapping with a quarter. I don't think its water damage but simply a void. I picked area out and now left with an area about 2X3" of damage. To...
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    alpha one gen 2 lube reservoir spews its oil in engine compartment

    Hello fellow boaters, This has been an on-going problem. The Boat 1998 Sea Ray 190BR signature 5.7 Liter with 1.47 GR Alpha One Gen 2 Prop Vengeance 21pitch The Problem: High power / High RPM (4000 or higher) evacuated lube reservoir from cap and messy engine compartment. Attempts to correct...
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    Alpha One Gen II - 2 Questions

    HI All, Question one: Why do I get oil constantly blowing out of the plastic drive oil resevoir cap? Question Two: My drive came out of gear today while planed out for no reason. Was able to get back home in idle. Pulled lower unit off. Coupling and drive shaft found normal. Drained oil from...
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