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  1. M

    Mercruiser Engine ID - No serial number

    If you look under fuel pump and carburetor the electric choke is listed for the 90-94 3.0
  2. M

    ? About water in oil

    My first thought was to do this but my machine shop is 3 weeks out to get to it so I figured a $50 head gasket and if the problem is still there then my season is over so I'll just pull the engine and start getting ready for the 4.3... Maybe I dumb way to go about it but I'm really only trying...
  3. M

    ? About water in oil

    I will pressure check the jacket when I get the head back on
  4. M

    ? About water in oil

    The 2 cylinders with water in them are the farthest from the elbows it's the 2 front cylinders and the elbow is in the back Also if it was the manifold or exust why is compression escaping from the thermostat housing And yes the kit was a barr kit with the metal looking gasket
  5. M

    ? About water in oil

    I fish 2 times a week this time of year and the boat has been fine it was good all day on Thursday when I fished. The problem started while coming back in from a 30 minute run up river its never overheated. I replaced the manifold and elbow as part of preventive maintenance and the exhust...
  6. M

    ? About water in oil

    Fresh water only and the manifold and elbow where replaced and only have 15 hours on them... also I only have water in 2 cylinders
  7. M

    ? About water in oil

    1994 mercruiser 3.0 Thursday evening heading back in after being on the water all day I noticed my speed was about 2 miles an hour lower. I thought no big deal the water is choppy maybe that's it. When I got to the truck the boat was idling ruff and I thought it may have sucked something into...
  8. M

    Lubriplate SPO 255 and Loctite 5900

    Any of these should do just fine I do like the red and tacky...
  9. M

    Replacing shift cable. What are these parts for?

    The orange Thing is a tool that holds the end of the shift cable when reinstalling the drive its great use it. The metal wire is safety wire that holds the set screw on the shift slide in place. The plastic washer goes on the shift shaft Picture attached
  10. M

    Making engine beds

    Thanks
  11. M

    Changing props

    I've done it from a dock and leaning off the back of the boat. Just depends on the boat but you may get wet all way to your shoulders
  12. M

    Making engine beds

    Chopped stranded Mat? I'm assuming
  13. M

    Making engine beds

    I have a 18.5 ft 1994 sea-pro dual console with a 3.0l engine in it. I will be pulling the engine and replacing with a 4.3 engine in the spring ( I fish in the colder months ) I have acquired 10 yards of 1708 and will most likely be using poly resin to build the beds. I will be asking more...
  14. M

    mercruiser 4.3 Slow acceleration at WOT

    What was your speeds before having the carburetor worked on? Your WOT rpm of 4500is close to where it should be so if your getting he correct WOT rpm then the problem isn't in the carburetor the only way to get more speed is getting more boat movement from the rpm mabe prop slip or the boat just...
  15. M

    Mercruiser 3.0 to Mercruiser 4.3 swap

    Yes you do have a valid point
  16. M

    Mercruiser 3.0 to Mercruiser 4.3 swap

    Yes I have everything the whole boat with the 4.3 still in it all the way to the prop.. I just don't want to remove the transom plate and the sorts if I don't have to... I didn't want to risk having a leak at the transom
  17. M

    Mercruiser 3.0 to Mercruiser 4.3 swap

    can I leave my Transom plate and gimble housing as it is and just use the upper dive from the 4.3 along with the 4.3 engine
  18. M

    Mercruiser 3.0 to Mercruiser 4.3 swap

    Cool Thanks
  19. M

    Mercruiser 3.0 to Mercruiser 4.3 swap

    Yup I was just worried about any restrictions on engine size 😅
  20. M

    Mercruiser 3.0 to Mercruiser 4.3 swap

    Before I go all in on the swap how can I find out for sure if my boat was offered with a 4.3 engine if I go nada it has the v6 as an option
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