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  1. jimmbo

    I'm just about ready to sink it.

    Unless there is some other itty bitty detail that you haven't mentioned... it sounds like like the Linkage between the Connector, and the Shift Shaft got reassembled wrong.
  2. jimmbo

    RWD Tow Vehicle Launch Issues?

    Welcome to iboats A bit of weight over the Rear Axle, put the Mother in Law in the truck box For Decades RWD was all people towed with, only the past 20 yrs have people felt they need 4WD to tow a 14 ft boat
  3. jimmbo

    How to drop lower unit?

  4. jimmbo

    Just thought I'd share a nice photo.

  5. jimmbo

    26ft trojan What size props should be on my single engine 351 Windsor on a 26 foot Trojan day cruiser I only get 1214 miles an hour I think I should

    Likely 3800-4200 is the WOT range for an Engine of that era
  6. jimmbo

    Merc 4.3

    1.62:1 will work with a 5 liter, but something in the 1.5:1range is better for a 5.7, unless you are in the 23 ft range. At that length, a Big Block should be under consideration
  7. jimmbo

    Merc 4.3

    I am not a fan of the 4.3 as it is a small engine, and a V6 to boot. I find it to be low on Torque, and an Albatross on boats over 16 ft It's main Achilles' Heel is that the Intake manifold, needs to be drained when Winterizing. This is a Procedure that is quite often missed the first time...
  8. jimmbo

    1954 evinrude big twin electric 25 help

    Likely insures Oil is supplied to the Bearing
  9. jimmbo

    1954 evinrude big twin electric 25 help

    A Boat is a Hole in the Water, that you continuously pour Money into BOAT is an Acronym for. 'Break Out Another Thousand'
  10. jimmbo

    74 mercury 850

    If it just the Insulation that is cracking and splitting, a can of Liquid Neoprene, can be used to reinsulate the Wire(s). If the copper itself has sheared, then a splice might repair it, but sometimes you just have to replace the Unit in its entirety
  11. jimmbo

    I think I will go electric for my next new car ...

    The ICU hasn't broken the 40% efficiency mark yet...
  12. jimmbo

    1954 evinrude big twin electric 25 help

    I found in an old service manual that prior to 1957 the system was 6 volts
  13. jimmbo

    1954 evinrude big twin electric 25 help

    A 6 volt system would have Battery Cables that almost look like they belong on a Bulldozer, while the ones on a 12 volt system are smaller
  14. jimmbo

    1954 evinrude big twin electric 25 help

    I think 57 was the first year for 12 volt
  15. jimmbo

    I think I will go electric for my next new car ...

    So happens when the batteries start getting Low, does the vehicle slow down and Impede Traffic?
  16. jimmbo

    I think I will go electric for my next new car ...

    Likely Lithium Ions waiting to Combust Spontaneously
  17. jimmbo

    NEED INFO.

    Reeds had some differences too. This is one case/example where the are no differences in the Block/Ports, but that doesn't mean the Port Timing is the same between the engines
  18. jimmbo

    I think I will go electric for my next new car ...

    In the winter, range will be all of 20-25 km. Then a 10 hour wait to go home
  19. jimmbo

    Mercruiser greatly overpropped, need advice

    While it can be spun that fast without flying apart too soon, older engines may have used different Cam Grinds and 4800-5000 might be out of their intended Rpm range, as well if the Intake and Heads are restrictive, there is nothing to gain by over revving it past the 4600 mark. In the 70s, OMC...
  20. jimmbo

    I think I will go electric for my next new car ...

    1700+ Lithium-Ion Batteries(not the ones in the pic), not the most Stable kind of Battery, and prone to Spontaneous Combustion.
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