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    MPH not showing on Gage OX66 motor

    Time for a FREE question to your Yamaha dealer on where the Lower Unit inlet converts water pressure to a electrical signal. It could be done right in the Lower Unit. Or tubed up to the powerhead of the motor.
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    Kill switch wiring question

    Both of my connector cable assemblies work fine. You MUST have that special black molded part that slides onto the kill switch. And it must push the switch button down. You can test the kill switch By PAINFULLY pushing in and HOLDING IN. The Kill Switch button. ALL of the ignition key switch...
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    Beauty mark or compromised log?

    DO NOT let just anybody ....ATTEMPT .... to weld those gashes. It will take a fantastic Aluminum Certified Repair welding person. To build up and file / sand down the excess weld ridge. Most people will burn holes. Bigger holes. And quit trying. STAND there when the welder starts. Slightest...
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    Kill switch wiring question

    It took me a couple of minutes to get the Black / Yellow wires used up. In a way that works electrically. With both wires connected to 2 different places. 1 B / Y wire goes to the lower M switch terminal. ......The M screw terminal between the S and B terminals. Use either Black or Yellow...
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    Water in bilge while on muffs

    Work first to find & fix the GETTING BIGGER leak. Better than a sudden big leak miles from land.
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    Beauty mark or compromised log?

    I would really check picture #3 black marks. Are those HOLES in the gashes ? Need a trained Aluminum Eyeballs to determine how much metal is ripped off........... Fresh or salt water boating ? Can you call the boat company and send them These pictures ? Or have them look at this post and...
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    Oil level too high?

    The full line should be correct and unchanged.......If the dip stick and tube are the correct ones.
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    40hp Dead Top Cylinder

    WE know the carb is the problem............I have done several carbs over the decades.............BUUTTTT I have rebuilt carbs and they ran.....WORSE !!..... I left out a tiny round gasket under the main jet. I redid the carb 2 times before I found the tiny left out gasket. I always work on a...
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    Oil level too high?

    DO DRAIN out the oil in the pan !!!!!!!!!!!!!!!!!! Before moving it at all !!!!!!!!!
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    Oil level too high?

    Scott Danforth is the correct way to fill the pan and mark the dip stick. Support the pan out of the boat. Get it level with a carpenter level across the top of the pan. long way and side way. Measure 3.5 " down on the inside surface of the pan. Put a scratch line that you can easily see with...
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    Trailer axle capacity/sizing

    Lots of pictures of the boat, trailer and tow vehicle will be a huge help to guide you. What type of brakes does the trailer have now ? Do you know if they work well ? Picture of the front of the trailer. Make and model of the new 21' boat ? Tire size and weight rating on both tires ? Do you...
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    40hp Dead Top Cylinder

    look up www.crowleymarine.com
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    40hp Dead Top Cylinder

    After watching the videos. The reduced compression readings look like possible worn out Reed Valves with some possible piston ring wear. New reed valves are cheap and simple. Maybe all that is needed to get closer to 140 PSI compression readings. Bad carb needs to be rebuilt ? Check float...
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    Only 2 9ft stringers on the whole boat? Need to add more?

    You are so right matt167. I looked up USCG rule started in 1972. Anything is allowed as you stated. Insanity for safety of inboard engine powered boats ? Insurance companies accept 800 hp crate engines ?
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    Only 2 9ft stringers on the whole boat? Need to add more?

    We all forgot to ask what HP was the maximum rating ? What are you putting back in ? HP engine
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    Only 2 9ft stringers on the whole boat? Need to add more?

    Whatever pieces of plywood you cut to a final shape. To be installed in the boat. COAT ALL surfaces with a thin coating of just liquid glass mixture. All surfaces out of sight WILL get wet from water as it get into each compartment. Remember to cut a BIG DRAIN hole on the very bottom of each...
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    So I ended up sinking a bit.eek! 82 sea ray

    It seems like the dealer is creating more problems to keep getting your money. Take it to a different dealer. NOW
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    Engine dies suddenly after a few minutes & won't restart

    I changed drift apart...............to drift CLOSED. Looser fit Do not get really old.
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    40hp Dead Top Cylinder

    1 last test to do will define where to go next. You have the lower carb in decent running . Swap the top and bottom carburetors. If the trouble follows the carburetor. done. If NO CHANGE ? Do racerone procedure. The problem is then a internal one.
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    Engine dies suddenly after a few minutes & won't restart

    My old brain just remembered a sneaky source of erratic shutdowns and engine cranking but no ignition running. Engine was a 2002 Mercruiser 5.0L 220hp V8. I found out by trial and error. That the engine would continue to run as long as I held the key in the full STARTER position. I then quickly...
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