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    Re: Modifying the 084 for more horsepower !!

    sounds like I better get things going....
    so I got the motor rebuilt, but am still thinking about getting the shroud set up. I just need to go out one night and finish the shrouds..that article you...
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    Re: Modifying the 084 for more horsepower !!

    Any thoughts on what method you might use to document changes in performance or HP, as you are going forward?
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    Re: 4A084 inline motor rebuild

    yep. if my memory is correct. I called a day to late to get a crankshaft from Saturn Surplus, last fall. They sold their last one an day earlier.. I haven't called since to see if they restocked.....
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    Re: 4A084 inline motor rebuild

    thought i would put in a few more pictures.
    the biggest surprise I got, was looking at all the sludge that was in the bottom of the oil pan. if nothing else, I am glad to have got all that grit...
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    Re: 4A084 inline motor rebuild

    I have been wondering about that also. with how tight the rings were to install, and being the first time rebuilding this motor, I reached out to John Emery, and Charles Witt about questions that I...
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    Re: Installing a Fan on the Rope Pulley

    thanks, there is always something, that I forget to do. I looked all over the web, and any info on the blades rated rpm is very vague, so I sent a email to SPAL tech dept. this morning, to see what...
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    Re: 084 Operating Head Temps

    finally started up the motor tonight.. what fun. I was not getting any oil pressure, I poured some down the oil hose that comes off of the pump. That did the trick..
    it took a while to clean out...
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    Re: Installing a Fan on the Rope Pulley

    now comes the fun, needing to fab up a shroud, to direct the air.
    I am sure that it will take more than a couple trials and error to fab this up, I did acquire a 24" scroll saw last summer, and I...
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    Installing a Fan on the Rope Pulley

    with fall/winter soon showing up. getting the motor on the boat looks like next spring. But I have been looking at a few different things, to help cool the heads on the 084 motor. I don't know how...
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    Re: New 2 person Challenger build.

    looks like you have got that tig welding figured out and things are looking good. What did you end up using to bolt the UHMW to the hull, & what thickness did you end up using? I am thinking it may...
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    A Les Smoot video on his EFI 4A084

    I came across this the other day. I thought it would be of interest to some of you.

    https://www.youtube.com/watch?v=EPLlVvehZ90&t=954s
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    4A084 inline motor rebuild

    I am starting to wonder if I will ever get this in the boat, or it I will be just going from one project to another with it..
    over the summer I have found out some things that might be worthwhile,...
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    Re: 084 Operating Head Temps

    so I just had to pump some real oil through it and see what it would look like. not as messy as yesterday, but I plumbed it to the oil pump this time.
    I could see some streaks of oil going places....
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    Re: 084 Operating Head Temps

    well, at cranking speed it does make a mess. I was thinking of using the oil pan off a 2A042 and just bolt it to the bottom half, and at least see the top half...
    but only the middle bolt on the...
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    Re: 084 Operating Head Temps

    thinking of a way to get a visual look inside the crankcase while the motor is cranking... to see it there is any difference in the oil coming off the rod bearings with the notches that where cut......
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    Re: 084 Operating Head Temps

    Corky, the motor fan pushes air into the shroud, and it exits for the most part at the back of the oil pan. there is a lever on the outside, where one can adjust the exiting flow of air depending on...
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    Re: 084 Operating Head Temps

    thanks, for the location. I have been thinking about this mod, for the last year or so. just didn't know in what direction to take it.
    A few of the different ways, or ideas that I have been mulling...
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    Re: 084 Operating Head Temps

    Dang, I might have look into getting a couple of batteries and I will have a 5k generator. it started right up after sitting for more than 15 years..
    and the price was right. and it does generate...
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    Re: 084 Operating Head Temps

    you are right on that. the rod journals are at the end of the line for the oil flow in most motors. I am going to be real curious as to if these notches will drop my oil pressure. but from what I...
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    Re: Modifying the 084 for more horsepower !!

    I know what you mean, I have looked at the specs for this motor and and seen where that pistons are numbered A,B,C, & D. and there was a gain of .0005 for each number, but never gave it much...
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    Re: 084 Operating Head Temps

    after this last month of chasing my tail with trying to dial in my motor, I had cylinders 2 & 4 giving me fits, the exhaust coming off of #2 would get a nice cherry red if I ran it for over more that...
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    Re: Modifying the 084 for more horsepower !!

    here is some food for thought,:shock:

    I came across this info. the other day while looking for parts and pieces among other things......
    this was on the G503.com forum talking about the...
  23. Thread: Corky's Build

    by Bart
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    Re: Corky's Build

    congratulations. I am glad that you have had a great time the last couple of days, testing out the boat. and that everything is working great.
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    Re: Efi retrofit for the 084 motor

    you are correct on that. anyway with the motor I picked up. a few years back when I started it up, with the stock mag, & carb, I had noticed the # 2 cylinder pipe getting red. and for the few hours...
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    Re: Efi retrofit for the 084 motor

    well the motor has been sitting for a while. since I changed out the head on cylinder #2, when I had started it up, after changing out the head. It just was running kind of weird, like even though...
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