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Anyone seen this flathead injection system?

Discussion in 'The Hokey Ass Message Board' started by thecockeyedwallaby, Dec 9, 2007.

  1. thecockeyedwallaby
    Joined: Feb 27, 2007
    Posts: 262

    thecockeyedwallaby
    Member
    from Kelowna

  2. Gemini EFI
    Joined: Jan 5, 2006
    Posts: 231

    Gemini EFI
    Member

    $5,000.00 turnkey.
    Gemini EFI
     
  3. thecockeyedwallaby
    Joined: Feb 27, 2007
    Posts: 262

    thecockeyedwallaby
    Member
    from Kelowna

    Crazy. I can take care of all the sensors, and software. what about hardware. What would just hardware (no ecu, sensors etc) cost?
     
  4. A Chopped Coupe
    Joined: Mar 2, 2004
    Posts: 1,133

    A Chopped Coupe
    Member

    If you just want manifold, injectors, and stacks.................contact Speedway Motors, they sell the Hilborn unit for around $1500 USD.
     

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  5. SlickT
    Joined: Jul 5, 2005
    Posts: 77

    SlickT
    Member
    from Tn

    That is sweat!!!!!!!!!
     
  6. X38
    Joined: Feb 27, 2005
    Posts: 17,498

    X38
    Member

    For an option, Google Flatattack Racing. They've been making them for years.
     

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  7. Von Rigg Fink
    Joined: Jun 11, 2007
    Posts: 13,401

    Von Rigg Fink
    Member
    from Garage

    Little pricey...not very traditional ..
     
  8. Gemini EFI
    Joined: Jan 5, 2006
    Posts: 231

    Gemini EFI
    Member

    ****eyedwallaby; we only sell complete units.
    X38; Flat Attack has 100 h.p. tune or 200 h.p.tune???
    Chopped Coupe; $1795.00 in the new Speedway catalog, the going rate for conversions is about 5 grand plus or minus.
    Von Rigg Fink: Hilborn EFI price is $5587.00
    GeminEFIis $5000.00 .

    What does traditional look like?
     

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  9. X38
    Joined: Feb 27, 2005
    Posts: 17,498

    X38
    Member

    That's not a pic of my engine by the way.
     
  10. 51 MERC-CT
    Joined: Apr 5, 2005
    Posts: 1,594

    51 MERC-CT
    Member

    Their quote--(Gemini is improved in looks, form
    and function over the original flathead injection.)
    Can someone tell me what was the "original" flathead injection?:confused:
     
  11. R Pope
    Joined: Jan 23, 2006
    Posts: 3,309

    R Pope
    Member

    I believe the first flattie injection was Stu Hilborn's homebuilt lakes setup with the nozzles mounted on the hood (!) of his "one-man" racer. He did go on to improve it somewhat.
     
  12. Andrew Starr
    Joined: Nov 30, 2007
    Posts: 16

    Andrew Starr
    Member

    This is a pic of Stu with his original flathead injector. I don't know of anything mounted on the hood. And yes, there is always room for improvement when it's your first one.
     

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  13. Andrew Starr
    Joined: Nov 30, 2007
    Posts: 16

    Andrew Starr
    Member

    I agree that conversions are expensive...but this one isn't that bad. We will do them at Hilborn. We also sell this new as a kit as you mentioned. It includes a complete fuel system and a no lap top to tune ECU. Best of all is is made in good 'ol USA.

    I see you are offering a self learn ECU. Others have been a gimmick...what about yours?

    It is okay to sell billet manifolds...but I think the Hilborn will fit much better under "traditional"
     
  14. Flatdog
    Joined: Jan 31, 2003
    Posts: 1,285

    Flatdog
    Member Emeritus

    Home made by my 19 year old son.
     

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  15. Ebbsspeed
    Joined: Nov 11, 2005
    Posts: 6,492

    Ebbsspeed
    ALLIANCE MEMBER

    Check out the row of mills behind Stu......
     
  16. Andrew Starr
    Joined: Nov 30, 2007
    Posts: 16

    Andrew Starr
    Member

    Great stuff isn't it. There is a ton of old original equipment, one off injectors and factory race engines at the shop. Quite a sight to see. Even saw my first Offy there....
     
  17. Gemini EFI
    Joined: Jan 5, 2006
    Posts: 231

    Gemini EFI
    Member

    The comparison to the original was meant to be the product now for sale. Not the original prototype, Which for the time it was built was masterpiece.
    We too are talking about a complete fuel system.
    The last time I checked Defiance Missouri was still in the GOOD OLD USA.
    As to self learn self tune we have and can beat dyno tune jobs
    with not one second of tuning.
    For those who don't like the look of a billet piece, we can bead blast our billet piece and it will look like a very high quality casting.
    The attachments shown are the before and after fuel maps from a previously dyno tuned 350 powered '32 roadster
     

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  18. Gemini EFI
    Joined: Jan 5, 2006
    Posts: 231

    Gemini EFI
    Member

    Flatdog,
    Your kid has a hell of a future.
    Gemini EFI
     
  19. RichFox
    Joined: Dec 3, 2006
    Posts: 10,020

    RichFox
    Member Emeritus

    Anybody think Stu wouldn't have used a CNC if he had one in '48?
     
  20. Unkl Ian
    Joined: Mar 29, 2001
    Posts: 13,509

    Unkl Ian

    Every one of the great automotive Pioneers would have been
    all over the latest technology they could get their hands on.

    Their #1 concern was going faster,as it should be.

    "Fashion" wasn't a consideration.


     
  21. Flathead50
    Joined: Oct 24, 2007
    Posts: 286

    Flathead50
    Member

    I worked at Hilborn in the 80s, Stu was always at the shop just tinkering away. I believe he would use anything he could get his hands on. Creativity and making it work is what is traditional.

    I have to admit though, I was surprised the first time I saw Hilborn offered as EFI, a thought that never would have p***ed through the shop in the 80s.
     
  22. Andrew Starr
    Joined: Nov 30, 2007
    Posts: 16

    Andrew Starr
    Member

    I see the graph, but you have not explained how it works. Picking a fuel curve for an engine with a certain type of head, CID and cam is not that hard. We do it every day...but to put that ECU on a completely new combination and not have to adjust in any way....well that is hard. How does your ECU self learn? And how much input do you supply before the ECU ships to the customer?
     
  23. Andrew Starr
    Joined: Nov 30, 2007
    Posts: 16

    Andrew Starr
    Member


    Flathead50...Another gear head that used to work at Hilborn...good stuff.

    I think Stu is on his second wind. He really is into the EFI and flows all of these systems. He also has designed our newest Rotary Injector. I just can't believe how smart he is. We just celebrated his 90th birthday in October and had a bunch of people come buy. I have also heard, since I haven't been there as long as others, that he is much more willing to have general conversation that in the old days. It is wonderful to hear him recite some of the stories from yesterday.
     
  24. Flatdog
    Joined: Jan 31, 2003
    Posts: 1,285

    Flatdog
    Member Emeritus

    Thanks, He is a junior mechical engineer student at MIT.
     
  25. daddylama
    Joined: Feb 20, 2002
    Posts: 928

    daddylama
    Member


    i've run megasquirt (MSNS+e) on a couple cars now... really like it. makin' the switch on my daily driver, too.

    there's a guy who's running 4 delorito (sp?) carbs, stripped and acting only as throttle bodies, with hidden CIF injectors inside 'em, with MSNS+E on an A RPU. i guess it's not really traditional, but the thing runs smooth and hauls ***... plus gets some killer mileage.
    tried to get him to post here, but guess he's stubborn.

    i've thought about it for my rod... but there's something about fiddling with carbs, and having something with next to no modern technology that makes me feel good. OK, so i use a wideband to help tune it... but still...
     
  26. Gemini EFI
    Joined: Jan 5, 2006
    Posts: 231

    Gemini EFI
    Member

    The following info is the required input for programming
    Alpha l.
    Gemini EFI
     

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  27. thecockeyedwallaby
    Joined: Feb 27, 2007
    Posts: 262

    thecockeyedwallaby
    Member
    from Kelowna

    Yea, I think megasquirt is the way to go just because it's so inexpensive, yet just as functional (maybe more) than commercial systems. I _WAS_ hoping to buy hardware such as Gemini, etc and using megasquirt on it, because that hardware lends itself to multi-port injection. The problem is that hardware is so cost prohibitive, and for no good reason. I may just end up putting a universal edelbrock throttle body on 4bbl intake manifold, and either putting 4 injectors under the throttle body maybe 8 injectors at the end of each intake runner, if I can do that.
     
  28. thecockeyedwallaby
    Joined: Feb 27, 2007
    Posts: 262

    thecockeyedwallaby
    Member
    from Kelowna


    That's a much more reasonable price. Wonder if I could put a more conventional air filter on that than just stacks...
     
  29. thecockeyedwallaby
    Joined: Feb 27, 2007
    Posts: 262

    thecockeyedwallaby
    Member
    from Kelowna

    Do these systems support the use of an Idle air control valve? If so how does that work with 8 seperate stacks?
     
  30. thecockeyedwallaby
    Joined: Feb 27, 2007
    Posts: 262

    thecockeyedwallaby
    Member
    from Kelowna

    This looks promising. It appears to be what Hilborn calls mechanical fuel injection, rather than electronic.
    Mechanical: http://www.hilborninjection.com/product.asp?Id=35&CatId=100)
    Electronic: http://www.hilborninjection.com/product.asp?Id=360&CatId=38

    I don't really know what the difference here is, can I use the hardware they supply in the mechanical type to do electronic fuel injection (the parts are way cheaper).
     

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