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    Oil pressure on 4.3l Alpha 1

    Took the boat for the first time to check out the new exhaust manifold and carb rebuild for performance and leaks. All went well with temp maintaining at 140-150 and no leaks but the oil pressure when other than idle stayed steady at 60 and idle speed 40-50. Can't find it in the manual but is...
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    Replacing exhaust manifold on 4.3l V6....

    Ok for fear with getting flamed for looking other than the Mercruiser OEM has anyone got thoughts on the HGE brand? Looked at thr Osco/Barr and they are higher than the OEM. Port side has a slight crack so want to replace it before our short season starts and now temps high enough to drain it...
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    PRoper carb rebuild kit?

    Was looking for the kit here on i-boats under the fall sale and not quite sure which is correct. It's on a 1993 4.3l s/n 0f003200 and is a 2bbl mercarb. any help is appreciated. The number on the side of the carb on the float housing looks to be 9565A-6 which what I have been able to cross...
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    Brand of exhaust manifold for replacement>

    Purchased the boat at end of this season and it ran fine with the crack on the port side water evaporating on the outside as soon as it came out. Checked block out and all is good along with the oil being fine. Crack was on the outer only and as reasonable as the manifolds are going to replace...
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    Adult section manuals?

    Still a very new O/I owner and do have the Seloc manual but wanting to download the Mercruiser manual from the Adults Section and cannot seem to find the right one. Hope someone can tell me the proper one.Here are all the Serial numbers for the boat we recently purchased at the end of the...
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    Chaanging fuel/water sepaqrator filter?

    Received my manual after the fact of changing the filter and now having hard tie getting it to start. Did nothing else but t=change this filer. The manual says to drain all air from the fuel lines prior to changing the filter but does not say how to do this. Wondering whether or not I could...
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    New (to me) after 35+ yrs need advice....

    Hi all, Recently purchased a 1993 Sea Ray 180 Bowrider with a 4.3L Alpha One Mercruiser. Growing up we always had outboards but decided to go this route instead for our large lakes here in ND. Boat is in great condition and the vinyl seats are in good condition with very little cracking in the...
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