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  1. J

    crank flywheel coupler studs/nuts

    I've got to get new studs for the coupler / crank connection which sandwiches the flywheel. the part number is 0911927 and seems to be unavailable or costs 15$+ per stud. Anyone know if the merc part is the same...
  2. J

    Harmonic Balancer Question

    My machine shop lost my harmonic balancer and I'm trying to replace it. I bought one that looked right in the picture from NAPA for the same engine but once I got it I could see that it's not the same. I don't think it will work because the outer edge comes too far out and won't be flush with...
  3. J

    4.3L OMC engine swap time

    Re: 4.3L OMC engine swap time Well mine looks like this one on ebay. same year etc... http://bit.ly/Hisadd Another view:
  4. J

    4.3L OMC engine swap time

    Re: 4.3L OMC engine swap time Thanks Bond-o! The NAPA tip is fantastic. I had been going to autozone or oreilly's both which suck for boat stuff. I got on NAPA's site on my phone and ordered 150$ worth of gaskets that will ship to my local store for pickup. On another note... I got to looking...
  5. J

    4.3L OMC engine swap time

    Re: 4.3L OMC engine swap time Ok, I think I've found my replacement engine. A well running complete engine. 1986 from a truck with 100k miles, 6 month warranty. SO, what I think i'm going to do is leave the cam alone and just swap heads and tin. Debating what to do about the old exhaust...
  6. J

    4.3L OMC engine swap time

    I've got to swap out engines. Cracked block. 1986 Starcraft 4.3L Cobra outdrive. I'm evaluating the following: Reman Long block from Rapido. Would have to look at also getting new exhaust mani's. Probably cost $2500+ This ebay engine...
  7. J

    OMC 4.3L Overheating. Read all the other threads already....

    Re: OMC 4.3L Overheating. Read all the other threads already.... Hi, Thanks for the comment. I'm sure the impeller is turning. every time i've pulled the housing since installing on Friday it's been in a different spot. So it is rotating. Drive shaft is ok. I can drive the boat when in the...
  8. J

    OMC 4.3L Overheating. Read all the other threads already....

    Hi, I've got a 1986 Starcraft with a 4 barrel 4.3L OMC v6 with a cobra outdrive. Not a stringer or king cobra. Engine sound great by the way, every thing works on the boat amazingly well for age. Only now the problem is overheating. History: Bought it 2 weeks ago from guy on craigslist. First...
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