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  1. Lou C

    VP 4.3GS Carb Tuning Vacuum Port?

    The idle transition slots should look like a square when viewed from under the throttle plates.
  2. Lou C

    1987 3.0GM OMC - stall shifting from neutral, missing ESA?

    Because the original (black) cable supplier changed specs & OMC was slow to train techs how to adjust them. Recall cable was red. As much as has been said it isn’t hard to do this you have to follow the steps & don’t take short cuts! As I said I figured this out myself in one afternoon. It’s not...
  3. Lou C

    1987 3.0GM OMC - stall shifting from neutral, missing ESA?

    shift it quick for that satisfying THUNK not a grrr---crunch.... running the same lower gearset 20+ years....
  4. Lou C

    1987 3.0GM OMC - stall shifting from neutral, missing ESA?

    What may have happened, is that someone removed the ESA module, and wired it like a Merc Alpha, so that when the shift cable flexes as you shift from FWD or REV into Neutral, it momentarily shorts the ignition to ground. That can work, as long as you shift quickly so that it doesn't stall the...
  5. Lou C

    1986 seaswirl nightmare

    I replied back... you're gonna need to get the special shift cable tools, and a good factory shop manual along with the other stuff I posted in our conversation. yes keeping one of these going is challenging, I have been able to do it and I'm not a trained mechanic all self taught. and, all this...
  6. Lou C

    VP 4.3GS Carb Tuning Vacuum Port?

    Interesting even though the carb I linked is listed to be the one they used by Holley, maybe someone replaced it along the way with a more generic Holley carb.
  7. Lou C

    1986 seaswirl nightmare

    Do a search on my user name I have posted a few times how to check the shift cable & how to adjust it. If done right it will shift like new if the drive is in good shape in the first place. It is a multi step process and you can’t take short cuts.
  8. Lou C

    1986 seaswirl nightmare

    There is no way anyone can answer your question with what you’re providing. What OMC drive? Stringer or Cobra? The boat is a 1986 it could have either. It’s 37 years old; you may as well accept that to make it reliable you WILL be putting thousands into it. No one here with a boat that old...
  9. Lou C

    Trailer driving lights do not work, what I've done so far...

    They make led trailer light receptacle testers that are nice to have, I made up a couple of 4 flat harnesses for my trailer with this built into the end of the harness so you can see if the trailer lights are getting voltage without walking around the back of the trailer.
  10. Lou C

    VP 4.3GS Carb Tuning Vacuum Port?

    I heard of doing it that way back in the late 70s but never actually considered doing it that way. My 4.3 doesn’t really have an easily accessible manifold vacuum port so I just use the tach & get the highest rpm between the lean & rich roll points.
  11. Lou C

    VP 4.3GS Carb Tuning Vacuum Port?

    Rich running is common on Holley carbs, one of the causes is that the throttle blades at idle are too far open, exposing too much of the idle transfer slot. That slot should be a square shape, as seen from below the primary throttle valves. At idle you want it pulling fuel only from the idle...
  12. Lou C

    If you have a roller trailer used in salt water....check this....

    There are 2 pump out boats that are both Whalers over in Huntington Harbor and both have been on roller trailers for years.
  13. Lou C

    If you have a roller trailer used in salt water....check this....

    While Four Winns also sells all their boats on a factory bunk trailer, the dealers here give you a choice, and most use the roller. We have had a few hurricanes come up the east coast and I was glad that I had the roller that gave me the freedom to pull the boat when I needed to, instead of...
  14. Lou C

    If you have a roller trailer used in salt water....check this....

    They’re lakes Lakes don’t have tides We have tides If you don’t pay attention to tides you WILL be aground. My brother was a lake boater now he’s in Long Island with me so I taught him about tides. And why he can only use the deep town ramp with his bunk trailer.
  15. Lou C

    If you have a roller trailer used in salt water....check this....

    I know that no one uses roller trailers in the south or on most lakes but they are much more common here; so people have to be aware of their local conditions. If you listen to internet opinions with no knowledge of your conditions then you can wind up with smithing that won’t work for you. LI...
  16. Lou C

    I've sprung a leak! Help Please!

    If you use West System epoxy they have slow hardeners that can be used in warm weather. You have to be careful & not mix up too much at one time because the mix can get REALLY SMOKING HOT. 209 extra slow hardener. I’m used this when I had to fix some rotted wood in the engine compartment one summer.
  17. Lou C

    4.3 cooling

    If the belt is jumping the possibilities are a bent or loose pulley, bad harmonic balancer or a bad tensioner or even a bent bracket.
  18. Lou C

    If you have a roller trailer used in salt water....check this....

    If you’re boating in lakes & have a good steep ramp then no issue with a bunk. If you’re in a costal area where the tide swings are 1’-2’ and good steep ramps same thing. If you’re on the east coast mid Atlantic to New England with 6-8 feet tide swings and a steep ramp, OK to bunk. Shallow ramp...
  19. Lou C

    My boat is being a boat . . .

    I recall the last time we went to the NASCAR race at Pocono Speedway about half way through the race woman stood up and comically howled “Oh my God I think we have run out of beer!” That was back in the day when beer drinking fistfights were common at NASCAR events….
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