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  1. Thread: Fuel tank leak

    by mac18
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    11
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    389

    Great news on the leak at the sending unit! So...

    Great news on the leak at the sending unit! So was the fix just replacing the sending unit so it could make a better seal? Might as well replace the supply line from the tank with A1-15 rated fuel...
  2. Thread: Fuel tank leak

    by mac18
    Replies
    11
    Views
    389

    Let us know how it goes, I am really interested....

    Let us know how it goes, I am really interested. I have been considering repowering my 1997 201D but am really worried about the tank lasting.
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    I would if I had your skill!! lol

    I would if I had your skill!! lol
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    Joe I don't see any sealer on the split line of...

    Joe I don't see any sealer on the split line of the block it looks clean. Even the pry points don't have any chips in the paint. Put over 40 miles on it yesterday at the lake with no missing or...
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    Yeah Joe it is hard to believe it still runs so...

    Yeah Joe it is hard to believe it still runs so well and is holding that much compression. Would the two photos showing someone painted "200 EFI" on one side of the block and "2 EFI" on the other...
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    I certainly was surprised to see that when I...

    I certainly was surprised to see that when I pulled the cylinder head off! Appreciate the insight.
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    Makes sense now that you both point it out, those...

    Makes sense now that you both point it out, those are pretty distinguishing marks. I am now wondering when this might have happened, seems like it would've made enough racket for me to notice. Maybe...
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    Pulled both cylinder heads and here is what I...

    Pulled both cylinder heads and here is what I found. #5 clearly has issues. So is this what happens when a piece of the metal reeds breaks off?
    478958478959478960478961478962478963478964
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    Alright thank you both once again. I ordered a...

    Alright thank you both once again. I ordered a bunch of parts from European Marine yesterday and am going to replace the water pump and the base. Will pull both cylinder heads and replace the...
  10. Thread: Fuel tank leak

    by mac18
    Replies
    11
    Views
    389

    sorry to hear that. Does your 201D have an...

    sorry to hear that. Does your 201D have an aluminum or plastic tank? I saved this photo from a post on this forum years ago of someone's tank that was removed from their Cobra.
    478746
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    Just put the motor on the hose in the driveway to...

    Just put the motor on the hose in the driveway to check the water pressure. Reading about 1.5 to 2.5 psi idling at 750 rpm, around 3 psi at 1000 rpm, around 5 psi at 1400 rpm and 6-7 psi at 2000 rpm....
  12. Thank you gentlemen, seems like a straight...

    Thank you gentlemen, seems like a straight forward install then.
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    Leon I do have a water pressure gauge but I am...

    Leon I do have a water pressure gauge but I am not sure it is working right. I will look into verifying whether it is working correctly or try and get one for testing. Thanks for the input
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    Thanks Don. The leak I can see on the port side...

    Thanks Don. The leak I can see on the port side is coming from between the cylinder head and the block directly below the #6 plug. Does the fact that squirting a small amount of oil into the #5...
  15. Fuel line set-up for 2022 Mercury 250 Pro XS

    I have a 1997 20' Cobra 201D and am considering a repower to a 2022 250 Pro XS. My current fuel line set up is 3/8" from tank to primer bulb and 5/16" from bulb to engine with no external water/fuel...
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    After removing the idle stabilizer and detonation...

    After removing the idle stabilizer and detonation controller, I took the boat out to the river for an hour and put it through its paces. It ran great without a single miss or hesitation. Since this...
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    Thank you Joe.

    Thank you Joe.
  18. Replies
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    Finally able to get back to working on this...

    Finally able to get back to working on this motor. I sent the ECU off for testing/repair but it checked out good with no problems. I am now going to remove the detonation controller and idle...
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    1 year old boat. Sure looks like the factory blew...

    1 year old boat. Sure looks like the factory blew that install.
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    If this was my trailer, I would get rid of the...

    If this was my trailer, I would get rid of the Vault hub system and replace it with the tried and true standard bearing grease system with some type of buddy bearing grease cap. When the Vault seal...
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    I should be able to get a good feel for the...

    I should be able to get a good feel for the transom integrity. Now my only other issue with the hull is the top cap cracks. I will get some photos and make a post soon. Hope you get to put that...
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    That sounds like a good idea. In the next week I...

    That sounds like a good idea. In the next week I will pull out all the batteries and subfloor to get at some of the jackplate bolts and will drill a small hole from the inside if none of the...
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    Ok I just had the privilege of going through your...

    Ok I just had the privilege of going through your Blazer post. It surly is a lesson in boat construction and helps me think about what is going on with my rig. Now I see what you are talking about...
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    All I can say is this is absolutely incredible...

    All I can say is this is absolutely incredible what you have done. I enjoyed the write up and can't imagine all the detailed planning this would have required and challenges you had to overcome....
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    The splashwell is just molded in and not attached...

    The splashwell is just molded in and not attached directly to the angled bracing that attaches into the floor of the battery/bilge well and down into the hull. One of the photos shows the bracing...
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