jimmbo's latest activity

  • jimmbo
    jimmbo replied to the thread 1989 Johnson 30hp Question.
    Welcome to iboats Perhaps the noise is from the Transom Bracket, there are Reverse and Tilt Lock Mechanism that create noises. Can...
  • jimmbo
    jimmbo replied to the thread Lengthening a boat trailer.
    As you add Material to the Trailer, you are reducing its Load Capacity, by an equal Amount
  • jimmbo
    Both the Throttle Cable and the Shift Cable can be adjusted for Length. What gear is the Motor in? Forward, Reverse? If in Forward, can...
  • jimmbo
    jimmbo replied to the thread What is this?.
    They were called OMC Sea Drive. The Bracket provided Trim and Tilt. The Unit in the Pic is a Crossflow, but as Racer says there were a...
  • jimmbo
    jimmbo replied to the thread 1972 Johnson 25rl72r rebuild.
    Maybe you didn't get the Tube inserted in the Pump Grommet when you reinstalled the Gearcase
  • jimmbo
    jimmbo replied to the thread Water in the Lower Unit.
    Looking at the Oil you had in the Pan, it has very little Water in it. Just refill the Case, use it, and after your Trip, remove the...
  • jimmbo
    jimmbo replied to the thread Water in the Lower Unit.
    Enough is Good More is Better, and Too Much is just Right!!!
  • jimmbo
    If the WOT Range is 5000-6000, then you should be propping it to get close to 6000. You will likely find several props that will provide...
  • jimmbo
    jimmbo replied to the thread Raw water pump.
    You don't even have to run it 15 secs to watch the Shaft. The Exhaust System parts are at greatest Risk without Water to cool them.
  • jimmbo
    jimmbo replied to the thread Water in the Lower Unit.
    Rotate the Propshaft, and the Drive shaft, and operate the Shift Shaft, and see if the pressure Drops and/or Bubbles. You could also...
  • jimmbo
    jimmbo replied to the thread Raw water pump.
    Take the Pump cover and impeller off and start the engine. Does the Impeller shaft and Pump Base remain Stable?
    • YBCA8096[1].JPG
  • jimmbo
    jimmbo replied to the thread Raw water pump.
    Is it a Genuine Volvo Part? Was anything else near it replaced as well?
  • jimmbo
    jimmbo replied to the thread Raw water pump.
    Welcome to iboats Perhaps it is not mounted/attached to the Harmonic Balancer correctly Mine is a few yrs older, but it doesn't wobble...
  • jimmbo
    Examine all the Connections for Corrosion, and tightness
  • jimmbo
    jimmbo replied to the thread Water in the Lower Unit.
    Mercury used to want a bit of Air in the Gear Case to allow for Expansion of the Oil as it warmed up in use. The Filling Instructions...
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