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  1. alldodge

    new to winterizing inboard Mercruiser

    Assuming closed cooling??? Do you have a sea strainer? Do not spray fogging oil in a fuel injected motor. Disconnect the fuel line going to the fuel filter. Mix up gas and 2 cycle oil is mixed up and connect it to the fuel filter. Run the motor to warm it up with the mix, change the oil and...
  2. alldodge

    Mercruiser/Motorola versus Stand Alone ECM's

    Yes, that's the DLC The B18 (purple) comes from the key Go the key and check for 12V on the purple wire when key is ON If good check the boats kill switch
  3. alldodge

    Looking for best 2 cycle motor

    Grew up around Evinrude's and they never let me down, but they were only a 9.5 and 18hp motors. Have been working on my Chrysler Boat and have 2 motors but one has busted block and the other has a 25 inch shaft and I need only a 20 Boat came with a 105 (Frank said it was basically a 90hp)...
  4. alldodge

    ENGINE SWAP built 383 in and stock 454 out

    The front motor mounts will need to be moved Do not use alternator, distributor, carb, fuel pump, circulating water pump (unless closed cooling) or starter from the 383, must be marine Bell housing will not fit Need to change core plugs to brass or stainless steel
  5. alldodge

    1994 volvo penta 7.4 starting diagram

    You have a start assist relay that is most likely the issue Follow the Yellow/Red wire from the starter to the relay Your key energizes the relay, and the relay energizes the starter solenoid
  6. alldodge

    Thermostat Housing Check Balls

    Which thermostat do you have, design 2 ?
  7. alldodge

    Mercruiser/Motorola versus Stand Alone ECM's

    Data Link Connector, it has 4 pins and is where a scanner is plugged in
  8. alldodge

    Mercruiser/Motorola versus Stand Alone ECM's

    Check for 12V on pin 30 and 86 of MPR Ground pin 85 of MPR to see if things power up Check for 12V when key is turned to ON, on pin D of DLC connector (purple)
  9. alldodge

    PCV Question

    With oil belching out the dipstick, do a compression test. My guess is there is major blow by and motor needs a rebuild
  10. alldodge

    Attaching PWC float to Permanent Dock

    I have EZports which are also drive on. I go a piece of heavy foam and wrapped with carpet. Makes a bumper if we come up to fast Can also make or buy an extension pieces (EZport sells extensions which are also dock boxes)
  11. alldodge

    Mercruiser/Motorola versus Stand Alone ECM's

    Might be something real simple, do those checks and will see The guy he sent you to, is he/she in the US or UK?
  12. alldodge

    Mercruiser/Motorola versus Stand Alone ECM's

    I would contact Bob at OBD Diagnostics and see what he can advise. Your 865926 is not listed, but if yours is bad he may be able to fix or advise other https://obd2allinone.com/mercecms.asp
  13. alldodge

    Mercruiser/Motorola versus Stand Alone ECM's

    Power that turns ON the ECM is from splice 100 coming from the key switch to pin J1
  14. alldodge

    Mercruiser/Motorola versus Stand Alone ECM's

    That's a 555 ECM The MPR is turned ON by the ECM applying a ground
  15. alldodge

    1988 GM 5L, spark plugs too tight to get out....

    No trick, they either loosen or they don't. Use a 6 point socket and a breaker bar. You could try warming the motor up to see if that helps
  16. alldodge

    Bell housing side play

    Correct
  17. alldodge

    Mercruiser/Motorola versus Stand Alone ECM's

    Those are casing numbers, Merc serial number would be something like 0M123456. If there it would be a plate just above the starter. Post a pic of the ECM so we know what vintage it is
  18. alldodge

    Mercruiser/Motorola versus Stand Alone ECM's

    Agree, need a serial number If its a MEFI then options are greater
  19. alldodge

    Fuel filter

    Spin on is better, but the wix filter replaces the original OEM
  20. alldodge

    Bell housing side play

    Looked up a drive and its showing .105 thickness Item 13 https://www.mercruiserparts.com/bam/subassembly/30854/1595/50
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