Twin intake keeping AFM possible???

Discussion in 'Technical' started by psycodelik, Jul 27, 2009.

  1. psycodelik

    psycodelik psyco led's

    hey guys i was thinking about this earlier,

    i know with an aftermarket ecu you can use map sensors instead of the AFM to delete the afm and run a twin intake setup,

    but is there any way to get rid of the T piece, and run 2 AFM's to make a twin setup?
    possible?
     
  2. Jinxed

    Jinxed Moderator

    i was told (never seen it done) that you can seperate the intake and use only one afm, you just halve(or is it double):confused: the value of air going to the ecu.....something like that anyway

    or you can apparently splice the wires for 2 afms together so it averages out, which gives you 2 completely seperate intakes as well
     
  3. badxtc

    badxtc kirby's bitch

    halve ....
     
  4. Jinxed

    Jinxed Moderator

    haha cheers, didnt want someone blowing up there engine on my bodgy advice, hence the disclaimer:eek:(in brackets:D)
     
  5. WazTTed

    WazTTed Grease Monkey

    ashspec doolz dude !!! dual afm search ... plenty of threads and pics
     
  6. 300zxt

    300zxt Well-Known Member

    Awesome mod, why have one AFM that can fail when you can have two! :p
     
  7. WazTTed

    WazTTed Grease Monkey

    exactly !!! dual maf is the only way
     
  8. MikeZ32

    MikeZ32 das Über member

    pretty sure 300zxt is being sarcastic.
     
  9. pmack

    pmack Member

    I have twin afm's You need an safc , works well in conjuntion with nistune ..
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    Last edited by a moderator: Jul 28, 2009
  10. MagicMike

    MagicMike Moderator Staff Member

    Saw a new(ish) thing on tt.net the other day that is basically a double adapter. Plugs into 2 afm's and does something with the 2 values. Lets you ru 2 afm's without the low speed drivability mod :)
     
  11. WhiteNight

    WhiteNight Littering and...

    You can run a single working AFM and a dummy AFm and half the air value on the chip or nistune.

    Or you can leave the ECU alone, and run 2 working AFM`s and use an SAFC to total the airflow indications going to the ECU.

    Or ditch all the AFM`s and use a MAP sensor with aftermarket management or a piggyback into the existing ECU.
     
  12. psycodelik

    psycodelik psyco led's

    ok thanks pmack and WhiteNight
    so basically the only ways are an aftermarket ecu or a safc, i didnt know if it could be done on a stock ecu.

    just because when i do the Tt swap i wanted twin intake whilst keeping the stock ecu, and i dont wanna run map sensors.
     
  13. Jinxed

    Jinxed Moderator

    300zxt being sarcastic, surely not!

    P.S....good to have you back 300zxt, people have started posing stupid things agin, im sure youll pull them into line quick smart though..... we all thought you were dead lol!!!
     
  14. psycodelik

    psycodelik psyco led's

    oh and 300zxt a serious answer to your sarcastic comment :p
    because ill be pulling 320 plus rwkw and want the bonus of less piping and more response.
     
  15. rob260

    rob260 Administrator Staff Member

    Yes you can do as mentioned above or if you run power fc (not D-Jetro version) you use 2 AFMs, or can use power fc d-jetro and get rid of AFMs altogether.
     
  16. psycodelik

    psycodelik psyco led's

    yeah but only on an aftermarket ecu?

    theres no way of wiring up a second afm to run on a stock ecu without a plugin/piggybackecu/nistune etc

    so theres no way to just wire the two afm's in together and have it work? or need the safc to work out the right value?
     
    Last edited: Jul 27, 2009
  17. Chrispy

    Chrispy Pretentious Upstart

    No, not without modding the standard ECU or running a SAFC as someone else said. If you want to push 300+rwkw you should be going with a proper tune anyway.
     
  18. psycodelik

    psycodelik psyco led's

    yeah will be, eventually :p
    the cars already making 300 plus on a mines ecu that i think has been chipped for the 555cc injectors, but im yet to confirm.

    cheers for the help guys,
     
  19. beaver

    beaver southern zeds

    The stock

    afm is limited, in that it can only supply about 500-550rwhp before it hits its limit, lol only 500-550rwhp!
     
  20. ice

    ice ice maaaaaaan

    i run 2 air filters from a X piece. 2 AFM but 1 is just a dummy. HiTech ECU
     

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