jimmbo's latest activity

  • jimmbo
    jimmbo replied to the thread Mercury 850 85hp. Good engine or stay away?.
    That design of Pump pressurizes the Cooling System to about 6 psi at 5000 rpm. Mercury's Water Pressure Gauges for the old Inline...
  • jimmbo
    jimmbo replied to the thread 1996 Merc. 40hp 2 stroke.
    Voltage Drop somewhere between the Up Relay and the Motor On one of my Inline 6s, there was a lot of Play, that at first looked like...
  • jimmbo
    jimmbo replied to the thread Help identifying v4 johnson.
    I recall that the 3/8" Line was introduced for the V6s back in late 75. The V6 Engines were 50% larger than the V4s. Looking at the...
  • jimmbo
    jimmbo replied to the thread Cooling water indicator.
    Just to give some operators the Warm Fuzzies that the Water Pump is operating. On its late inline 6s, Mercury put the fitting to...
  • jimmbo
    jimmbo replied to the thread Dual Prop Pitch vs WOT rpm?.
    The same Rule should apply, but it would be best if they were to contact Mercury or Volvo so there is no Doubt
  • jimmbo
    jimmbo replied to the thread Loses power at 5000 rpms.
    There is a slight chance it is a Fuel Problem if the Boat has a Built in Fuel tank, and the Tank Vent is restricted, partially plugged...
  • jimmbo
    jimmbo replied to the thread 1981 35hp evinrude. What to do next..
    Someone has already been messing in there and has shortened One Wire too much. Love the Mess on the Hot Solenoid Terminal. The One Red...
  • jimmbo
    jimmbo replied to the thread Help identifying v4 johnson.
    Looking at the Pics again, the motor has had at the least the Heads off, as the Gaskets don't have any Paint on them. In the one pic...
  • jimmbo
    jimmbo replied to the thread 1981 35hp evinrude. What to do next..
    An 81 would still use, a pretty much a basic old fashioned Carb, with a High Speed orifice, and a Adjustable Low Speed Needle, and a...
  • jimmbo
    jimmbo replied to the thread Help identifying v4 johnson.
    A 1984 140 would have the Bubble Back Tuner, a 1984 115 would have a Flat Exhaust Cover, a post 84 115(prop Rated) would have a Bubble...
  • jimmbo
    jimmbo replied to the thread 115 6c TOP piston cylinder issue.
    Those are a Onetime Use Only Screw/Bolt
  • jimmbo
    jimmbo replied to the thread 1981 35hp evinrude. What to do next..
    Welcome to iboats One of the First things you should do, is make sure there is some Gear Oil in the Lower Unit. Next would be at minimum...
  • jimmbo
    jimmbo replied to the thread Mercury 850 85hp. Good engine or stay away?.
    The Impeller was long past its Best Before Date. I bet the New one didn't have bent Vanes I just love Burry, out of Focus Pics, makes it...
  • jimmbo
    jimmbo replied to the thread GPS Speedo.
    You don't need a GPS to calibrate a Pitot Speedo, in fact, using that to Calibrate it would likely make it inaccurate, unless it was...
  • jimmbo
    jimmbo replied to the thread GPS Speedo.
    Gee the poor waterskier/wakeboader, especially in a Tournament, is gonna have an Eff of a time if a GPS Speedo is used instead a...
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