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Technical 3x2 or 2 4bbls

Discussion in 'The Hokey Ass Message Board' started by Ron Brown, Oct 31, 2021.

  1. Ron Brown
    Joined: Jul 6, 2015
    Posts: 1,715

    Ron Brown
    ALLIANCE MEMBER

    Im actually moving toward the triple holleys
     
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  2. bchctybob
    Joined: Sep 18, 2011
    Posts: 5,245

    bchctybob
    Member

    I just sold this setup a month or so ago. I got it in the deal with my ‘28 coupe, brand new. It just didn’t fit the build style of any of my cars. I thought about using the carbs on the 375 hp 396 bbc I have under the workbench until I saw what the bbc Chevy tri-power manifolds go for these days, yikes!!
    29E83956-9E3E-4049-AA0A-916EFC35D1D3.jpeg
     
  3. I like old time 2X4's! Pict 10.jpg
     
  4. Blues4U
    Joined: Oct 1, 2015
    Posts: 7,589

    Blues4U
    Member
    from So Cal

    That is purty!
     
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  5. MeanGene427
    Joined: Dec 15, 2010
    Posts: 2,307

    MeanGene427
    Member
    from Napa

    In the case of the FE setups, the 3x2s were stronger than the factory 1x4s of the day- but if you've ever seen those old 1x4s, they are very flat and not too efficient. The low riser 2x4 was a pretty good step up, but still pretty "low"- but can run quite well on a street car. The good one for street (and brackets) use is the "regular" medium riser 2x4, which is what is on my Galaxie- they run very well. Then you move up into stuff like the Tunnel Wedge, and start giving up low end for top end boogey. Hard to beat the looks of any of them. There are folks who can make the 3x2 run pretty well, but it takes a huge amount of work, different carbs etc. On that note, my next-door schoolmate, Larry Kirkum, has been doing pretty well in FAST racing with his '68 427-435 3x2 Corvette (not an L88), running 9.50's on Wide Ovals
    https://www.hemmings.com/stories/20...turn-9-second-passes-all-day-long-in-michigan
     
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  6. Tickety Boo
    Joined: Feb 2, 2015
    Posts: 1,619

    Tickety Boo
    Member
    from Wisconsin

    Wow I read the story thats impressive on wide ovals, had to be somewhere around a 1.500 60 ft time :cool:
     
  7. 4tford
    Joined: Aug 27, 2005
    Posts: 1,824

    4tford
    Member

    IM000812 (3).JPG

    I'm running two 4's with progressive linkage in my 40 Ford runs great with that setup.
     
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  8. MeanGene427
    Joined: Dec 15, 2010
    Posts: 2,307

    MeanGene427
    Member
    from Napa

    Yeah, he took machine shop in high school and has done very well. FAST class is interesting, has to LOOK stock, but inside, lotsa goodies
     
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  9. rladams65
    Joined: Aug 21, 2021
    Posts: 55

    rladams65
    Member

    3x2 looks very cool.
    2x4 gives more power and is easier to maintain.

    Aesthetically speaking - I think 3x2 is Hot Rod esque, while 2x4 feels like a racer. They both are pretty fancy setups really.

    The engineer in me struggles to get behind dividing 6 barrels into 8 cylinders, but that is simply my own neurosis bubbling up
     
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  10. bchctybob
    Joined: Sep 18, 2011
    Posts: 5,245

    bchctybob
    Member

    So come on Ron, don’t keep us in the dark. How about some before, during and after photos?
     
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  11. Ron Brown
    Joined: Jul 6, 2015
    Posts: 1,715

    Ron Brown
    ALLIANCE MEMBER

    I will do that....
     
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  12. GlassThamesDoug
    Joined: May 25, 2008
    Posts: 1,562

    GlassThamesDoug
    ALLIANCE MEMBER

    I like 2x 2bbl holleys....on a 2x 4bbl intake. Typically without a blower. I like the early offy dual 4, or TR1X Tunnel ram. 20211107_093728.jpg
     
    Last edited: Nov 9, 2021
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