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    2006 Seadoo rxp supercharged

    So here’s my dilemma! Took my ski to a performance shop to diagnose crank no start and backfires throws codes for crank positioning sensor!fast forward $600 later told compression 150 psi across all three timing is good etc etc told the ecu is bad! Buy new ecu $1100 and plus programming still no...
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    1991 Ford 302 5.0 HO omc stern drive engine backfiring under load only not in neutral

    Do you think if there’s water in there that would give me my symptoms of backfiring under load but not on idle in neutral?
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    1991 Ford 302 5.0 HO omc stern drive engine backfiring under load only not in neutral

    Ok so that’s a start! Thanks
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    1991 Ford 302 5.0 HO omc stern drive engine backfiring under load only not in neutral

    1994 Chaparral 2130 Just bought the boat! Filled boat up with 89 ethanol free gas! Po had engine rebuild with paperwork included and told me engine had 40 hours on it! LiL rough to start but starts and idles ok and revs up ok no back fire! But when I got go in drive anything over 2,000 rpm’s...
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    Ford 302 5.0 H.0. Carburetor omc Cobra stern drive outboard best prop

    I believe I have 1991 Ford 302 sound’s good man thanks! Wot under 5,000rpm to be safe! Thanks
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    Ford 302 5.0 H.0. Carburetor omc Cobra stern drive outboard best prop

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    Ford 302 5.0 H.0. Carburetor omc Cobra stern drive outboard best prop

    I’m not sure just ran like crap! Changed it to 15x17 prop from the 14 1/2 x 19 which was pretty used looking! Haven’t got to run it yet! Just want to be safe what to look for range wot when I do run it! Seen a graph for omc 5.0 which would be similar to mine I believe saying 4200-4600 rpm
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    Ford 302 5.0 H.0. Carburetor omc Cobra stern drive outboard best prop

    I have a Ford 302 long block 5.0 high output carbureted engine!
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    Ford 302 5.0 H.0. Carburetor omc Cobra stern drive outboard best prop

    Im not sure! It’s a totally rebuilt motor with 40 hours on it! Not sure what the rpm’s should be at wot?
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    Ford 302 5.0 H.0. Carburetor omc Cobra stern drive outboard best prop

    Looking for help on the best prop for my boat! I have 1994 chaparral 2130! Currently I have a 14 1/2 x 19 but it looks beat! The boat runs slow and hard to plain! Called a marina and told them and they said to lower my pitch to 17! My friend gave me a omc 15x17 prop would this be a a good idea?
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