Recent content by msd58

  1. msd58

    Mercruiser trim up and trailer up non functional.

    Downloaded the instructions from Mercruiser. Seems pretty straight forward. Remove handle, disassemble, remove old switch assembly. There is plug where the wires are attached.
  2. msd58

    Mercruiser trim up and trailer up non functional.

    Ordered a new trim switch assembly
  3. msd58

    Mercruiser trim up and trailer up non functional.

    Tested the up solenoid connections with test light. No 12v when operating trim up and trailer up buttons. Checked fuse and main plug coming into pump from mm J
  4. msd58

    Mercruiser trim up and trailer up non functional.

    I found this posted by the late great Don S
  5. msd58

    Mercruiser trim up and trailer up non functional.

    Saturday I had temporary no up trim or trailer up button. It resolved it's self Saturday for rest of weekend. (I do have trim down and trailer down.) Today same thing. No trim up and no trailer up function. No clicks from up solenoid to so I replaced up solenoid. Still no trim up or up trailer...
  6. msd58

    1997 Yamaha C90 Two Stroke Reverse Noise

    I wanted to follow up on this thread as I pulled apart my lower unit. The dog clutch teeth are worn down. Reverse gear looks OK. I have attached pictures of the part
  7. msd58

    How do you design correct Bravo III ratio?

    I don't think 350 hp is a big enough jump to justify the expense. Just rebuild your 7.4 Now a 8.2 with 380 or 430 hp is a different story. Of course I would love more power but at what cost? You could just fix your motor and sell the boat and get a twin engine boat will twin 5.7s
  8. msd58

    How do you design correct Bravo III ratio?

    Most of - if not all of the 2855's I have come across that have the 7.4 motor have 24" props.... that would include mine. Dealer told me that my boat came with 2.20:1 Bravo 3. He verified that my hull # with Bayliner. A lot of guys who's engines die go with the 6.2 I have not read where they...
  9. msd58

    How do you design correct Bravo III ratio?

    Yes
  10. msd58

    97 Outboard C90 Water on Plugs

    Not bad for a 1997 I think. I read where some newer models than this in four stroke had some pretty widesprrad corrosion. 4 stroke motors.
  11. msd58

    97 Outboard C90 Water on Plugs

    Update. Hole found in upper end of inner exhaust plate
  12. msd58

    97 Outboard C90 Water on Plugs

    Sorry wrong terminology. It's the air intake silencer that had the milkshake in it.
  13. msd58

    97 Outboard C90 Water on Plugs

    Here's a new twist. I pulled the spark arrestor off this AM and the bottom was filled with a milkshake!
  14. msd58

    97 Outboard C90 Water on Plugs

    Thanks! Yes all three plugs have signs of water.
  15. msd58

    97 Outboard C90 Water on Plugs

    Top plug was 105, middle was 120 and bottom was 120
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