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  1. Fun Times

    Mercruiser ECM replacement?

    With the description above the more probable "sensor" (if actually the case) to cause these types of issues would be the MAP sensor...Item number 16, https://www.mercruiserparts.com/bam/subassembly/31880/2338/110 The other sensors mentioned above, not really so much (but still possible of...
  2. Fun Times

    Valve Cover Breather?

    Need your serial number, year and maybe type of exhaust… See items numbers 21 and 22 and click on the note icon image, https://www.mercruiserparts.com/bam/subassembly/30918/1604/110 https://www.mercruiserparts.com/bam/subassembly/30920/2330/60
  3. Fun Times

    Alpha one lower shift cable confusion

    Looks like the aftermarket part number 18-2603 is the wrong type do to Installation placing into the bell housing as long as nothing else has been modified over the years…You should need 18-2190 as it’s for AFT installation into Bell Housing. “For use in applications using core wire with armored...
  4. Fun Times

    Alpha one lower shift cable confusion

    Older Merc shift cable part number 865436A02 goes to newer part number 8M0176524 that fits MC-I, R, MR, Alpha One & Gen II (1978 and newer), https://www.mercruiserparts.com/865436a02-cable-assy-shift
  5. Fun Times

    Converting 260MIE RH to LH.

    Thinking maybe for a starting point, have a look at all the duplicated beginning item reference numbers that also suggests what way they turn such as numbers 6, 11, 15, 18 also hold the cursor arrow over the notes especially over the Ref # - 50-97499A2 STARTER MOTOR ASSEMBLY, R.H. ROTATION...
  6. Fun Times

    Trim sensor help

    What tool setup are you using to remove it all? Have a few photos of the tool and general bolt area. It is recommended to pull everything apart to do the job...
  7. Fun Times

    Trim sensor help

    It appears you may have bought an incorrect trim sensor kit...Your transom assembly serial number 1A446515 shows yours to be a Smart Craft model and yours having a 3 wire system suggests yours may be using both a digital and analog readout... Check out ordering Merc part number 8M0107462 online...
  8. Fun Times

    Looking up Stern drive parts by stern drive serial number

    On some websites try adding a 0 in front of the number and your stern drive parts should come up. Serial number 06757836 comes up as model number 01507014 making the stern drive year to be 1984 Service Literature for MERCRUISER MC1 1.50:1...
  9. Fun Times

    Service bulletin and manual verification help

    Look’s like you’d be using Merc service manual revision part number 90-878079R01…, https://greenbayprop.com/878079r01-02-mercury-mariner-outboard-service-repair-manual-135-150-175-200-hp-878079r013 Some info can be found in here including some but not all and any you seem to be looking for...
  10. Fun Times

    Mercruiser 4.3mpi Tach

    Try tapping on the RPM gauge to see if it moves back down to 0 both engine on and off… There should be a engine cylinder selection switch with an arrow on the back side of the gauge…With a small flathead screwdriver, exercise the arrow switch back-and-forth a few times landing on your engine...
  11. Fun Times

    Merc 8.2l guardian seawater pressure fault code 328

    On your model year application the trim position reading may or may not actually be used but generally I believe it would be more to the being used side especially if your dash gauge system uses digital type read outs… If the trim sensor is connected (plugged in) then you could get an...
  12. Fun Times

    1999 7.4L mercruiser fuel pressure regulator crossover part?

    Located another cross reference part number to something you might be able to find in an local auto store…, https://www.rockauto.com/en/parts/skp,SKPR223,fuel+injection+pressure+regulator,6124 Click the info icon inside the link as there are more numbers down low like GM numbers , etc..
  13. Fun Times

    5.0 mpi runs rough when wet

    What year is the boat engine? Engine serial number handy? What area seems to be getting the wettest? Distributor assembly maybe? Is there high humidity in the area while running, etc.?
  14. Fun Times

    Could someone date this engine?

    That 10 in the lower right corner makes the year model 2010. In this case ignore the "2006" year in the first parts catalog below. https://www.crowleymarine.com/mercury-outboard/12586.cfm?mdl=KISLUT&q=1f90423HD https://www.mercruiserparts.com/75-efi-4-stroke-1b366823-thru-2b0949
  15. Fun Times

    Front engine mount wont go low enough to align gimbal bearing

    You’ve already changed the rear motor mounts? What brand/part number did you use? They changed designs so the following may be a guide for you to help out, https://static.perfprotech.com/files/images/mcmServiceBulletin.PDF
  16. Fun Times

    What kind of control box is this?

    What does the whole button design look like… Have a photo? Here should be your whole shifter type...
  17. Fun Times

    Help needed with Tahoe Q8i

    Hi, Welcome to iboats forums… You have an Alpha stern drive? Chances are your shift cables may be out of adjustment or worn out so that as you shift it’s holding the shift ignition interrupt switch on to long and killing the engine… That or you’re actually shifting to slow which can kill the...
  18. Fun Times

    Volvo Penta AQ125/270 overheating raw water not pumping

    The red tank heat exchanger with the radiator cap should have antifreeze inside vs water and the thermostat ought to be in the antifreeze side too… The engine block, thermostat, circulating water pump should be the coolant antifreeze side of the system...
  19. Fun Times

    Volvo Penta AQ125/270 overheating raw water not pumping

    Thinking you may have either a engine Circulation Water Pump issue such as possible worn pump blades inside or other issues of the pump or a broken coolant “thermostat” issue.
  20. Fun Times

    76773A1 flywheel housing same as 12675-c1?

    Thinking to try and help you out better we’ll need your engine info including serial numbers, years etc.. Also I just have to mention here that soliciting for any type of items on iboats forums isn’t permitted per iboats guidelines.😉
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