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  1. Scott06

    Kinda urgent help needed with exhaust shutters...

    Im coming up with same part number too …https://www.marineengine.com/parts/mercruiser-sterndrive-parts/350-mag-alpha-4-bbl-gm-350-v8-1996/0f601000-thru-0k001526/exhaust-system even if you dont get them id think you are using the boat Or at least put the old one back in. On my old boat i...
  2. Scott06

    starting problem with 3.0 mercruiser

    Same happened to me out on the water... got my daughter who was out on the jetski to tow me in… no spark figured it out quick but funny get towed in by your 15 yr old…
  3. Scott06

    starting problem with 3.0 mercruiser

    So you have a man overboard or kill switch ? That is exactly what happens when mine gets tripped
  4. Scott06

    I have a 1989 mercruser tops out at 3000 rpm

    Not sure if you have a thunderbolt ignition or earlier points... If TB the module usually will say V8-22 or V8-24 the 22 or 24 or whatever is on there is the degrees of advance added to intial timing. As a rule of thumb would think 28-32 total by like 2800-3k rpm should at least be between the...
  5. Scott06

    Alpha One Gen 1 Outdrive Re-Install Issue

    Thanks for closing this out. Unfortunately you see this a lot that aftermarket components dont fit correctly.
  6. Scott06

    I have a 1989 mercruser tops out at 3000 rpm

    Should still be ok , but Worth a check to see what it is currently.
  7. Scott06

    1996 4.3L V6 Mercruiser - max @ 1200rpm

    I guess you didn't do a water test? Would look at a couple things starting with basics- Do you have serial number so we can see what you have ? - assuming it is a 2 bbl carb with Thunderbolt ignition? Check compression and firing order on spark plugs, check ignition timing including total...
  8. Scott06

    Starter not engaging

    reasonably maintained a marine SBC will outlast the boat. Not sure if yo are doing the work or if you are having it done but on a typical deck boat or bowrider there is not a lot of labor in pulling and engine, at least not enough to justify swapping a long block just because you have it out...
  9. Scott06

    Rochester 2 jet accelerator pump I weird

    no gremlins as a Rochester 2 jet is about as simple as it gets. If I had to guess someone reversed the lever that connects the accelerator pump to the pivot shaft in float bowl top. Look on your tube at mikes carb parts videos he has a bunch of rochester 2 jet and mercarb (very similar later...
  10. Scott06

    Starter not engaging

    You have to take the sparkplugs out to turn the engine by hand. All I was saying, since you mentioned you thought a tooth was gone - before you jank the engine make sure the flywheel ring gear is roached. Do you have a carbed or MPI 5.0 now? If carbed the upgrade is easier although would be a...
  11. Scott06

    I have a 1989 mercruser tops out at 3000 rpm

    would also check fuel supply and timing including total advance.
  12. Scott06

    Starter not engaging

    You also can just buy the ring gear at a local auto parts store. You can youtube some videos of how to get the old one of the flywheel and heat up the new one to slip on the flywheel. I would take the starter off an completely turn the flywheel and inspect all teeth before doing this as yo...
  13. Scott06

    truck camshaft

    Marine head gaskets of raw water cooled. As mentioned truck cam is fine
  14. Scott06

    Replaced Bellows now gears won't engage fully?

    It’s aluminum take it to a welder who can TIG weld it and build up material and retap it for 1/4” npt
  15. Scott06

    Prop

    You need a hub kit for the quicksilver prop google quicksilver prop hub they are interchangeable between props just pop Out The rubbex has a different style which is pressed in both will work on your outdrive just need a hub kit for your prop
  16. Scott06

    Distributor cap for 3.0L 181/L4 engine

    first take it back to him as timing at be off and this is detonation or something amiss like firing order. if the engine is original it should have the delco est . this is a parts list of what i think is your engine but best to put in serial number...
  17. Scott06

    Problem Restarting, Idling and Acceleration when the engine is warm. Merc 140hp 3.0 Alpha 1 Gen 1.

    I had that on a clear filter on my 65 gto. been a few years but went away when i replaced the 30 year old mechanical fuel pump. Tank was rusty and seemed that when it would sit it took a while for fuel to get back up to the carb… replaced fuel pump and it almost immediately refills carb bowl...
  18. Scott06

    4.3 runs great for about 30 minutes then bogs, pops won't accelerate

    Please make sure your seat belts are securely fastened and tray tables are in their upright and locked position.…
  19. Scott06

    5.7L Non-Vortec to Vortec conversion

    Yes was a no brainer back then. I think a 5.0 or 5.7 was about $3200-$3400 plus freight no core charge. Reman was like $2200-2400. Maybe off a couple hundred on each but no matter who folks got the reman from it was 50/50. i think the same package i got from Mich Motorz now is about $2 k more...
  20. Scott06

    5.7L Non-Vortec to Vortec conversion

    Its great if you have a local machine shop who can do a quality rebuild. Stories like yours is whyi bought a new base engine vs rebuilt. Of course this was in 2015 when the difference between new and reman was just under $1k. i assume you have a noticeable increase in power with the vortec?
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