jimmbo's latest activity

  • jimmbo
    jimmbo replied to the thread Engine backfiring through throttle body when trying to accelerate.
    Backfiring could be the Result of Cross Firing due to Inductance from one Plug Wire to another. Often happens after wires are...
  • jimmbo
    jimmbo replied to the thread 1956 Johnson FD-10 15hp..
    I was referring to the Line(hose) between the Pump and the Carb. Can look fine on the outside, but be a mess on the inside. I know you...
  • jimmbo
    jimmbo replied to the thread 1956 Johnson FD-10 15hp..
    You may have a Blockage in, or an internal collapse of the Fuel Line between the Pump and Carb. How old are the Lines?
  • jimmbo
    jimmbo replied to the thread 1974 9.9 Evinrude outboard.
    Why is rebuilding not an Option? Have you tried Evil Bay? There are a few sites that sell used outboard parts...
  • jimmbo
    jimmbo replied to the thread 90hp v4 crossflow to 140hp build.
    Well by the 1984 model yr, OMC went back to the 2 Jet Carb on the V4s. I don't know why. Maybe they like Mercury, which used another way...
  • jimmbo
    jimmbo replied to the thread 90hp v4 crossflow to 140hp build.
    The 1980 and 81 140 did have a Jet(#3 in diagram) that was stamped #29 on it. Back in the Day, OMC was touting their 3 Jet Carburation
    • 1779853394413.png
  • jimmbo
    jimmbo replied to the thread Shift cable adjustment.
    To add to what Chris said. If you have to readjust the Idle Speed(which can happen when you change Props), you will need to do so with...
  • jimmbo
    jimmbo replied to the thread 1956 Johnson FD-10 15hp..
    OMC did market some of their Oils that were Red in Colour
  • jimmbo
    jimmbo reacted to racerone's post in the thread 1956 Johnson FD-10 15hp. with Like Like.
    If you do not know how old the impeller is , it needs a new one !
  • jimmbo
    jimmbo replied to the thread Happy Birthday, Scott.
    Happy belated Birthday!
  • jimmbo
    jimmbo replied to the thread 1956 Johnson FD-10 15hp..
    It has been modified, a 56 would not have had a Fuel Pump. Word of Caution, that engine, may require a 16:1 Gas:Oil mix. While it has...
  • jimmbo
    jimmbo replied to the thread carb help on mercury xr6 150.
    Poor/corroded Connections have caused many an Engine to run poorly
  • jimmbo
    jimmbo replied to the thread carb help on mercury xr6 150.
    You should do PMs when discussing e-mail Addresses
  • jimmbo
    jimmbo replied to the thread Weak tell tale on muffs?.
    Yes the Grommet is supposed to be placed in/on the Pump. A bit of Dish Soap can be used as a Lubricate to make it easier to install it...
  • jimmbo
    jimmbo replied to the thread carb help on mercury xr6 150.
    Yeah, pretty much every used Engine runs like new when it is being sold... So you took the Coils from 2, 4, and 6, and put them on 1...
    • spark tester.jpg
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