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  1. jimmbo

    Add telltale pee hole to 1965 Johnson 75 HP

    When OMC added them to the V4s in the late 70s, the Cooling System was a much different Design Just so you know, the Tel Tale, when added by OMC, only showed water was getting pumped to the Exhaust Cover Passage, it didn't prove that water was actually going into the Block
  2. jimmbo

    Add telltale pee hole to 1965 Johnson 75 HP

    Why? It blasts a ton of water out the idle Relief, and it should have a HOT Light on the Dash, to which a Horn can be swapped
  3. jimmbo

    Piranha prop selection help

    What is the WOT Rpm Range for your engine?
  4. jimmbo

    Mercruiser 5.7 MCM carb low idling

    Unless it has a Closed Cooling System, 175 is too Hot. What have you Fiddled with, so far?
  5. jimmbo

    Johnson 60ESL70B component

    That's odd. I click on them twice, and they are very clear.
  6. jimmbo

    Low RPM on a new outboard...All suggestions welcome

    Babying it, isn't a good way to break in an Engine. Bursts of WOT are needed, to properly seat the Rings. Who did the Rigging? If a Dealer. hopefully the Rigger was competent enough to reset the Tach if need be. Same should have happened regarding the Prop Choice. As pointed out above, different...
  7. jimmbo

    Johnson 60ESL70B component

    There is no Timing Spec for Idle. The Retardation of the Timing is what determines the Idle Speed, and there is no hard fast setting, as it will vary depending on the load on the engine. Adding or removing Pitch at the Prop, will affect where the Timing needs to be to get the correct Idle Speed...
  8. jimmbo

    Skiing behind vintage StarCraft Jupiter

    Used to ski behind these, they could pull a skier in the high 20s
  9. jimmbo

    1976 mercury 1150 115hp runs on muffs but not in lake

    Idle Rpm is specified 600-650, in gear
  10. jimmbo

    Glastron contact details?

    Cars, Boats, Cameras. If there is a Defective item in stock, I will be the one to get it.
  11. jimmbo

    69 Johnson 60hp hydroelectric drive starts in reverse

    Deleted
  12. jimmbo

    Repowering from 1996 112 evinrude to 1995 115hp evinrude help

    I am assuming the 115 is the Ocean Pro, and looks like a Looper
  13. jimmbo

    Prop problems?

    What brand of Prop, and does it use a replaceable Hub?
  14. jimmbo

    1970 evinrude 115 - cdi pulse pack shortens out starter?

    I assumed you had Cranked it when you verified Spark. Here are a couple diagrams of the Ignition Wiring
  15. jimmbo

    1970 evinrude 115 - cdi pulse pack shortens out starter?

    If fuel making it to the Carbs, and then to the Main and Idle Circuits? Try Spraying a Bit of Premix into the Carbs.
  16. jimmbo

    What size trailer winch?

    A 1500 lb winch would be more than enough to load a 4000lb boat, unless you were trying to lift it straight up. If you have a Roller Trailer, a 1000lb Winch would be overkill
  17. jimmbo

    Changing V4 crossflow from pre-mix air cleaner fuel pump mount to pulse pump

    Air Cleaner? You just connect the Discharge of New Fuel Pump to what was connected to the Discharge on the VRO Pump. If the Nipple on #10 bigger/smaller than the Nipple on the New Fuel Pump, then an Adapter will be needed. Easily found at most Auto Parts Stores. Hose Clamps should keep it...
  18. jimmbo

    Replacing old 2 stroke with newer 4 stroke advice?

    2 Strokes generally will out accelerate a 4 stroke by a long shot. Could explain why basic Waterskiing now requires 150+hp, where a 50hp 2stroke used to do it
  19. jimmbo

    Is it a Chevy or Ford engine?

    https://www.marineengine.com/newparts/part_details.php?pnum=VOL3853850 https://www.marineengine.com/newparts/part_details.php?pnum=SIE18-3599-2
  20. jimmbo

    Did I Spin My Prop Hub?

    Any other Damage to the Lower Unit?
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