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    Coughing and Sneezing

    I have a 2003 Yamaha 50 2 stroke. Compression is 120 on all 3 cyls, and good spark and ran on 2 diff fuel tanks. It coughs and sneezes real bad as soon as you hit the butterflys while on the hose or in the water. I rebilt the carbs on all three with new carb kits and sprayed all orfices with...
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    1989 19' Rinker cracked 4.3

    The block is bad oil and water mixture. I have a 1999 4.3 block that came out of wrecked s-10. I know it is a vortec block but what is the main diff? The heads will bolt on from the 89 block, is there anything else that I should know or will this not work at all. Thanks for all the posts...
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    Engine Coupler for 2003 Mercruiser

    I have got a 2003 3.0l alpha one OM645867 and I need a new engine Coupler can anyone help with the right part #. Thanks alot to anyone I am on this fourm everyday and love it.
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    40 Mariner what year is it

    I have a 40 hp 2cyl mariner 40 ELO 425711 can anyone tell me what year this is and what spark plugs to use? thanks alot this board is a great thing
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    Mercruiser warning system??

    As soon as I turn the key on to on pos. the alarm is a continous sound so I disconnected the oil press switch right below the oil filter and the alarm went off, so I replaced the switch and still the same thing. Also disconnected the oil pressure , water temp and lower unit and the alarm did...
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    S# OG490472 what year?

    what year is this and about how much is it worth Thanks for your input
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    how to leak down test on 4 stroke?

    How do i do the leak down test on a 2001 4 stroke efi. I hooked up the tester on all 4 cyl and got the same reading 90psi in and 10psi out. This is very bad or i am doing it wrong.
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    2001 Evinrude 70hp efi

    motor starts up and runs for 30secs and dies out , has really bad hesitaiton, but once past 2000 rpm it will run all day. I have replaced the low press fuel pump and it did not help at all. Any help would be great
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