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Thread: water in oil

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  1. #1

    Default water in oil

    2012 Moomba mojo ballast hose came off while wakeboarding and filled motor compartment with a foot of water. did not notice until steam came into boat.
    Checked oil and was milky. Hauled to a garage and they purged oil several times then started. Milky oil continued. I have not brought it to the one dealer in the state yet.
    Any ideas what is broken and estimate of repair cost?
    thanks
    lakemanalcrystallake

  2. #2
    Join Date
    Aug 2011
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    Commerce Lake, MI
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    Do a compression check to see if the head gasket(s) are blown. Hopefully not.


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  3. #3
    Join Date
    Dec 2018
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    Phoenix AZ
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    I’m thinking it’s internal. I’ve had more than a foot of water in the bilge and it won’t harm the engine. I think you would’ve had to fill the entire compartment up to let water through the intake to then get it in the crank case.


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  4. #4
    Join Date
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    London Ontario Canada
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    Water can get in thru the dipstick tube block connection but I would think after 2 oil changes all water would be out. Was the oil water free earlier in the season?
    Are you telling us the entire story? I see its your first post. How long have you had the boat. A foot in the engine compartment would mean you have water on the floor of your boat. How long have you had the boat? Where exactly did the ballast hose come off? Are you a troll?
    Last edited by DOCDRS; 09-14-2019 at 12:59 AM. Reason: dont bullshit me, its late, I'm tired and cranky
    09 21v LAUNCH

    99 Outback LS. Sold


    run your engine after you change your oil
    68 th Member. WS420,HSE Revolution, OJ 466, Acme1157,1100 sacs,Kicker HLCD's n IX500.4, Supra Coolies
    Doug

  5. #5

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    DOCDRS
    Not sure what your agenda is. No I'm not a troll. The facts are as previously stated. Local garage changed oil four times and started engine. Oil remained milky. He suggested I bring it to a Moomba dealer. Boat was running perfect before this. I called dealer but service manager not in today. I will visit him Monday to discuss.

  6. #6
    Join Date
    Jul 2002
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    London Ontario Canada
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    Quote Originally Posted by lakemanalcrystallake View Post
    DOCDRS
    Not sure what your agenda is. No I'm not a troll. The facts are as previously stated. Local garage changed oil four times and started engine. Oil remained milky. He suggested I bring it to a Moomba dealer. Boat was running perfect before this. I called dealer but service manager not in today. I will visit him Monday to discuss.
    Great, you answered the last question how about the first 2 questions
    09 21v LAUNCH

    99 Outback LS. Sold


    run your engine after you change your oil
    68 th Member. WS420,HSE Revolution, OJ 466, Acme1157,1100 sacs,Kicker HLCD's n IX500.4, Supra Coolies
    Doug

  7. #7
    Join Date
    Oct 2010
    Location
    Lake Wylie NC Area
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    Find a new shop and start over. This is not an issue that needs a Moomba dealer to resolve. Any shop with basic engine repair experience can diagnose and repair. Water in the bilge will not find its way into the engine. Only logical theory is that water caused the engine belt to slip, engine ran hot, real hot.

  8. #8
    Join Date
    May 2018
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    Default water in oil

    $3000 for 2 manifolds sounds steep. Might want to procure the parts on your own.

    Manifolds should be $350 each and if you need risers $200 each. Plus maybe $50 in gaskets

    Probably the easiest part to service on the engine too.

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    Last edited by larry_arizona; 09-18-2019 at 05:58 PM.
    2021 Supra SA 400
    2018 Supra SA 400 (SOLD)
    Michigan

  9. #9
    Join Date
    Aug 2011
    Location
    Commerce Lake, MI
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    Default water in oil

    2 INTAKE manifolds? 2.......!?!?!!!

    You do know that there’s only one intake manifold, right Something fucky going on here.


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    2017 Moomba Craz

  10. #10
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    May 2018
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    Quote Originally Posted by Stazi View Post
    2 INTAKE manifolds? 2.......!?!?!!!

    You do know that there’s only one intake manifold, right Something fucky going on here.


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    Great point, I immediately thought exhaust manifolds


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    2021 Supra SA 400
    2018 Supra SA 400 (SOLD)
    Michigan

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