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  1. Fun Times

    Stupid Question from New Member

    You'll need mercruiser service manual number 1 (part number 90-68648) in-which you can buy on the cheap at say Ebay used or find an online place to download for a small fee usually. Once in a while you can search some out at no cost, but manual number 1 seems a challenge to find one for free on...
  2. Fun Times

    Need help identifying carb part

    Loos like item number 6 part number 53720A2 https://www.mercruiserparts.com/bam/subassembly/28491/278/9 https://www.ebay.com/sch/i.html?_from=R40&_trksid=p2380057.m570.l1313&_nkw=53720A2&_sacat=0 https://www.mercruiserparts.com/90-6-cyl--6436123-up
  3. Fun Times

    Stupid Question from New Member

    Here's your engine parts catalog for you, https://www.mercruiserparts.com/110-gm-153-i-l4-1963-1966-1537370-thru Cap and rotor part numbers here, https://www.mercruiserparts.com/bam/subassembly/30877/1552/5 Original rotor part number 33659 SIERRA 18-5418 Rotor, distributor OE REPLACEMENT. Note...
  4. Fun Times

    help, new fuel pumps and pressure still below specs 2004 5.7 MPI

    Having/using the correct fuel pressure regulator installed is to help match what the fuel injector flow rates are as the injectors are different number wise between engine sizes and years usually spelled out in in the descriptions like as noted above. It started with 12 psi but got bumped up to...
  5. Fun Times

    New-style 6.2 SeaCore Closed Cooling Question . . .

    The blue plug is described as an Air vent plug.
  6. Fun Times

    Unable to identify serial number - Mercruiser 5.7 V8 Thonderbolt

    0M023826 comes up as MERCRUISER 5.7L, Alpha, 3" RISERS, Model Number 4311035N1.. The year isn't as important but using the serial number is as Merc sort of stopped going by the year to find things. But a roundabout guess of the year will be 2001 - 2003ish... What year is the boat the engine is...
  7. Fun Times

    Sea ray sundeck 240 won’t rev passed 2000rpm

    What year engine model are you working with? Serial number? If you happen to have an hour and a half of reading time, the following situation may help go over some potentials to consider...Turns out the valves needed adjusted here...
  8. Fun Times

    Sea ray sundeck 240 won’t rev passed 2000rpm

    Sometimes when the engine doesn't seem to want to go past a certain RPM like that anywhere from say half to full throttle including no additional boat speed it turns out to be internal engine type issues. Did this all of a sudden do this or was there some sort of service type job involved at...
  9. Fun Times

    Volvo Penta 5.0 GXI-E - Won't roll over

    Seems it's time to pull off the stern drive and see if there's any oil/water by the bellows and re-check the pressure test with the drive off to help know for sure. https://www.volvopenta.com/shop/0/part-sections/54169339 https://www.volvopenta.com/shop/0?ft=sx-m
  10. Fun Times

    4.3 Mercruiser submerged - Perplexing problem

    Is the engine digital throttle & shift? There's a possibility there is water inside the PCM if the water got that high. If used on your engine, the clean power wire harness might be affected too.
  11. Fun Times

    Bolt sizes for Mercruiser 5.0 water pump

    11 32132 SCREW, (.375-16 x 1.750) ACT $2.90 $2.83 2 11 47688 SCREW, (.375-16 x 2.750) ACT $3.50 $3.42 1 11 52200 SCREW, (1.625 In.) (1-1/2 IN.) NLA $0.00 $0.00 1 https://www.mercruiserparts.com/bam/subassembly/31835/1014/300
  12. Fun Times

    Solenoid location

    Should be located next to the red 50 amp circuit breaker button and possibly under the Mercathode box usually blue in color. https://www.mercruiserparts.com/bam/subassembly/31812/4854/60
  13. Fun Times

    5.0 MPI Brass Sea Water Pump Bearings

    I know there is a big backlog delay at Mercruiser due to an IT security incident so getting parts is even harder to get then normal right now. If the shaft is good then using the old number yields a bearing set found in the first 2 options here...
  14. Fun Times

    5.0 MPI Brass Sea Water Pump Bearings

    So here is a breakdown of the impeller housing for your engine model, https://www.mercruiserparts.com/bam/subassembly/31747/7585/270 https://www.mercruiserparts.com/350-mag-mpi-alpha-bravo-0m300000-thru Found a kit that ought to work too new Merc part number 710-8M0140001, 'old number...
  15. Fun Times

    5.0 MPI Brass Sea Water Pump Bearings

    Usually yes...Post your engine serial number and lets see if it's still original to the engine? It's a Bravo stern drive?
  16. Fun Times

    Alternator

    Let's have a look around...Do you know your engine serial number? Year of engine?
  17. Fun Times

    running engine without drive on it

    MerCruiser 57322T Trim Sender Wire Cover Retainer Gimbal Housing Alpha One. https://www.nlamarine.com/products/mercruiser-57322t-trim-sender-cover-gimbal-housing https://www.mercruiserparts.com/485-1980-1982-4893835-up
  18. Fun Times

    running engine without drive on it

    Looks like we'll need an whole overview photo of what you're working with there.
  19. Fun Times

    running engine without drive on it

    We're glad you asked first.(y)
  20. Fun Times

    running engine without drive on it

    With the drive off, insert and secure a hose either without a end fitting or a hose adaptor that fits in the water hole port of the bell housing intake port, turn water on and run the engine as long as you like.
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