Recent content by Boat Tech

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    Boating Demo Days Coming To Lake Elsinore, CA, May 18-19, 2013

    This looks to be a fun couple of days coming up for southern california boaters thanks to Bob Brown for organizing such an eventful day at the lake. (Just passing the information along for those interested):cheers2: Event website, Boating Demo Days Exhibitor Listing The following is a partial...
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    496 HO guardian mode?

    It might not be the engine at fault. Have you had any service work done to your Stern Drive area lately??? There's one thing you might want to consider checking out on your bravo drive to see if it's in the correct position, You should double check to ensure that the "celery stick" is in the...
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    MORE 496 HO PROBLEMS

    Just for a quick test, you could try switching your two PCM's around between the two engines.
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    Engine Coupler Questions...

    Hey eric, I thought I would pop in just to say that you might want to keep in mind that the OP is running an old style alpha set up.:cheers2: That is what the old style engine couplers looked like back in the day.:cheers2::) See number 23 for an example...
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    Irvine Lake CA, Boat Parts Swap Meet Set for Oct. 23

    Boat Parts Swap Meet Set for Oct. 23 Source of the event, http://www.performanceboats.com/html/forums/showthread.php?t=74254 BOAT PARTS SWAP MEET! A unique "swap meet" event specifically for boat parts and accessories will be held Saturday, Oct. 23, at Irvine Lake in Southern California. The...
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    California merc 496 ho difference?

    OM628364 is a 496 MAG STANDARD 496 BRAVO MPI, Engine Manufacture Date was on: 03/18/2003 OM628221 is also a 496 MAG STANDARD 496 BRAVO MPI, Engine Manufacture Date was on: 03/06/2003. They are not HO's. Hope this helps, Good luck.:cheers2:
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    Bravo 1 gimble housing removal

    A tip for you, I have heard if you remove the ring inside the U-joint bellows, It makes it much more flexible to get the bellows in there. Just remember the exact way the ring is installed now, So that you can reinstall the ring the exact same way it had come out.
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    California merc 496 ho difference?

    Do you have your engine serial number???
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    7.4 MPI very sluggish

    Your fuel pressure specifications according to mercruiser service manual #23, is between 34 - 38 PSI, Look for 36 psi to be normal though.:cheers2:
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    Help with 383 MPI

    You should start with checking your fuel pressure, You may have air in the fuel system up around the fuel rail area. Good luck with it.
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    7.4 MPI very sluggish

    That pressure is to low. Do you have your engine serial number?
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    Mercruiser 540ci 575hp

    Do you have a engine serial number??? This should be a link to your engine parts.:) http://www.mercruiserparts.com/selectSerailRange.asp?doc_nbr=575+++++++++++++++++++++++GM+540+V%2D8+1986%2D1992
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    $100 Reward for Correct Diagnosis

    Check number 8 spark plug to see if it's excessively rich. Also you need to do a injector balance test. Also You will want to check the fuel pressure at the mechanical fuel pump as well, If it's over 8 psi then you will need to replace it.
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    Help finding a part number!

    Thanks, :iagree: Any volvo dealer should be able to get them for you, Or even that web site should work out ok for you. DAREDEVIL; Kind of miss you over at the other place.:grouphug::icon_bs:
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    496 impeller rotation.

    No, they will turn clockwise, Or in other words they will turn to your right as your standing there looking at the engine from inside the boat.:) :iagree: Just make sure you lube it up really good, Then you'll be good to go with either direction you install the new impeller, But you really...
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