# itb on ka24de

**URL:** <https://forums.speedlife.net/t/itb-on-ka24de/123061>\
**Category:** SON240sx Automotive\
**Created:** [March 29, 2009, 8:24pm UTC](https://forums.speedlife.net/t/itb-on-ka24de/123061 "2009-03-29T20:24:50Z")\
**Posts on this page:** 20\
**Page:** 1

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**Author:** ![accelr8](https://avatars.discourse-cdn.com/v4/letter/a/e99b99/32.png) [@accelr8](https://forums.speedlife.net/u/accelr8)\
**Post date:** [March 29, 2009, 8:24pm UTC](https://forums.speedlife.net/t/itb-on-ka24de/123061/1 "2009-03-29T20:24:50Z")

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i have been wanting to try this for awhile now.

[http://en.wikibooks.org/wiki/Nissan\_240SX\_Performance\_Modification/KA24DE\_and\_KA24E/ITB's](http://en.wikibooks.org/wiki/Nissan_240SX_Performance_Modification/KA24DE_and_KA24E/ITB%27s)

do anyone of you know if i need to go with the distributorless set up?and where can i get a trigger wheel made?

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**Author:** ![Ciaran](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/ciaran/32/5612_2.png) [@Ciaran](https://forums.speedlife.net/u/Ciaran)\
**Post date:** [March 29, 2009, 8:41pm UTC](https://forums.speedlife.net/t/itb-on-ka24de/123061/2 "2009-03-29T20:41:51Z")

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im planning one VERY soon. Im going to build a plenum though so that i can use the stock maf.

ballin

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**Author:** ![accelr8](https://avatars.discourse-cdn.com/v4/letter/a/e99b99/32.png) [@accelr8](https://forums.speedlife.net/u/accelr8)\
**Post date:** [March 29, 2009, 9:24pm UTC](https://forums.speedlife.net/t/itb-on-ka24de/123061/3 "2009-03-29T21:24:48Z")

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i think i migh do that to.so i will need to make a plate for the plenum.using the stock runners and going to cut it. now i just need to source gsxr 1000 itb and velocity stacks

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**Author:** ![accelr8](https://avatars.discourse-cdn.com/v4/letter/a/e99b99/32.png) [@accelr8](https://forums.speedlife.net/u/accelr8)\
**Post date:** [March 29, 2009, 9:29pm UTC](https://forums.speedlife.net/t/itb-on-ka24de/123061/4 "2009-03-29T21:29:59Z")

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will a emanage work with this ?

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**Author:** ![accelr8](https://avatars.discourse-cdn.com/v4/letter/a/e99b99/32.png) [@accelr8](https://forums.speedlife.net/u/accelr8)\
**Post date:** [March 29, 2009, 9:53pm UTC](https://forums.speedlife.net/t/itb-on-ka24de/123061/5 "2009-03-29T21:53:23Z")

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breaker whats your msn?

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**Author:** ![accelr8](https://avatars.discourse-cdn.com/v4/letter/a/e99b99/32.png) [@accelr8](https://forums.speedlife.net/u/accelr8)\
**Post date:** [March 29, 2009, 9:54pm UTC](https://forums.speedlife.net/t/itb-on-ka24de/123061/6 "2009-03-29T21:54:41Z")

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anyways i found some stuff on diyauto tune. i think i might go with the megasquirt and get a crank trigger from there.all i need is gsxr 1000 throttle bodies which can be found on ebay,ka sohc throttle cable and a ford escort igniton

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**Author:** ![Ciaran](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/ciaran/32/5612_2.png) [@Ciaran](https://forums.speedlife.net/u/Ciaran)\
**Post date:** [March 30, 2009, 8:21am UTC](https://forums.speedlife.net/t/itb-on-ka24de/123061/7 "2009-03-30T08:21:43Z")

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[i\_like\_limes@hotmail.com](mailto:i_like_limes@hotmail.com)

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<div class="post-metadata">

**Author:** ![accelr8](https://avatars.discourse-cdn.com/v4/letter/a/e99b99/32.png) [@accelr8](https://forums.speedlife.net/u/accelr8)\
**Post date:** [March 30, 2009, 8:29am UTC](https://forums.speedlife.net/t/itb-on-ka24de/123061/8 "2009-03-30T08:29:51Z")

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is it [i\_like\_limes@hotmail.com](mailto:i_like_limes@hotmail.com)

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<div class="post-metadata">

**Author:** ![accelr8](https://avatars.discourse-cdn.com/v4/letter/a/e99b99/32.png) [@accelr8](https://forums.speedlife.net/u/accelr8)\
**Post date:** [March 30, 2009, 8:30am UTC](https://forums.speedlife.net/t/itb-on-ka24de/123061/9 "2009-03-30T08:30:48Z")

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come online lol

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**Author:** ![Tarz](https://avatars.discourse-cdn.com/v4/letter/t/43a26b/32.png) [@Tarz](https://forums.speedlife.net/u/Tarz)\
**Post date:** [March 30, 2009, 8:37am UTC](https://forums.speedlife.net/t/itb-on-ka24de/123061/10 "2009-03-30T08:37:11Z")

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dont u have to convert from maf to a map to do that?

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**Author:** ![m\_wolfenden](https://avatars.discourse-cdn.com/v4/letter/m/ce73a5/32.png) [@m\_wolfenden](https://forums.speedlife.net/u/m_wolfenden)\
**Post date:** [March 30, 2009, 8:39am UTC](https://forums.speedlife.net/t/itb-on-ka24de/123061/11 "2009-03-30T08:39:56Z")

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e-manage is like megasquirt so it should work

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**Author:** ![kollo](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/kollo/32/5661_2.png) [@kollo](https://forums.speedlife.net/u/kollo)\
**Post date:** [March 30, 2009, 8:51am UTC](https://forums.speedlife.net/t/itb-on-ka24de/123061/12 "2009-03-30T08:51:13Z")

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you can use the nissan pick up with a ka24-e engine it has throttle bodies mounted side ways like that i imagine they would work

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<div class="post-metadata">

**Author:** ![kollo](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/kollo/32/5661_2.png) [@kollo](https://forums.speedlife.net/u/kollo)\
**Post date:** [March 30, 2009, 8:52am UTC](https://forums.speedlife.net/t/itb-on-ka24de/123061/13 "2009-03-30T08:52:00Z")

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oh and the maf is built into them and there at every junk yard

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**Author:** ![Osad](https://avatars.discourse-cdn.com/v4/letter/o/3ab097/32.png) [@Osad](https://forums.speedlife.net/u/Osad)\
**Post date:** [March 30, 2009, 9:08am UTC](https://forums.speedlife.net/t/itb-on-ka24de/123061/14 "2009-03-30T09:08:47Z")

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You dont HAVE to convert to map sensor. But you will not be running correct fuel levels, it will be very very difficult to tune this with a MAFS sensor since your air readings will be so out of whack.

Yes the emanage has a MAP sensor input.

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**Author:** ![accelr8](https://avatars.discourse-cdn.com/v4/letter/a/e99b99/32.png) [@accelr8](https://forums.speedlife.net/u/accelr8)\
**Post date:** [March 30, 2009, 9:55am UTC](https://forums.speedlife.net/t/itb-on-ka24de/123061/15 "2009-03-30T09:55:10Z")

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im ight go with the open itb set up.but reconcidering it be alot easier to do the set up with a plenum and maf(map) set up. what if i add a feul pressure regulator and get sr injectors.would that help with the fuel levels?

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<div class="post-metadata">

**Author:** ![accelr8](https://avatars.discourse-cdn.com/v4/letter/a/e99b99/32.png) [@accelr8](https://forums.speedlife.net/u/accelr8)\
**Post date:** [March 30, 2009, 9:46pm UTC](https://forums.speedlife.net/t/itb-on-ka24de/123061/16 "2009-03-30T21:46:16Z")

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what do you guys think? read the photo captions . anyhow the plenum will be made of plexi glass as a test peice .so later i will make one out of aluminum.i still need to get my gsxr 1000 TB.as of now i have removed the buterflies and cleaning the runners.

[![](http://i600.photobucket.com/albums/tt83/accelr8/DSC00876.jpg) ](http://i600.photobucket.com/albums/tt83/accelr8/DSC00876.jpg)

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<div class="post-metadata">

**Author:** ![Osad](https://avatars.discourse-cdn.com/v4/letter/o/3ab097/32.png) [@Osad](https://forums.speedlife.net/u/Osad)\
**Post date:** [March 30, 2009, 10:07pm UTC](https://forums.speedlife.net/t/itb-on-ka24de/123061/17 "2009-03-30T22:07:38Z")

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You still won’t run the correct fuel levels, you’ll probably run super rich no matter what injectors you run. This is because (correct me if im wrong) the mafs will not have a correct reading and the ecu will dump fuel through the injectors.

MAP is the way to go for a setup like this.

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<div class="post-metadata">

**Author:** ![Ciaran](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/ciaran/32/5612_2.png) [@Ciaran](https://forums.speedlife.net/u/Ciaran)\
**Post date:** [March 31, 2009, 7:09am UTC](https://forums.speedlife.net/t/itb-on-ka24de/123061/18 "2009-03-31T07:09:18Z")

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im thinking we’ll probably be super lean not rich. itb’s are going to allow a shit ton more air in.

would using an apexi safc 2 or neo allow me to correct the fuel levels?

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**Author:** ![DJPyro](https://avatars.discourse-cdn.com/v4/letter/d/278dde/32.png) [@DJPyro](https://forums.speedlife.net/u/DJPyro)\
**Post date:** [March 31, 2009, 7:13am UTC](https://forums.speedlife.net/t/itb-on-ka24de/123061/19 "2009-03-31T07:13:41Z")

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Dan, you’re wrong, if you run this set up with a full plenum and down to a MAF it will work. The MAF reads all air that goes past it, so if it’s a sealed plenum, it has to read all the air, therefore the injectors are gonna be spitting the right amount of fuel. It’s basically the same as stock.

Just make sure you make the plenum big enough, and get good airflow to it or you won’t see any of the benefits you’ll be shooting for with ITBs.

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<div class="post-metadata">

**Author:** ![accelr8](https://avatars.discourse-cdn.com/v4/letter/a/e99b99/32.png) [@accelr8](https://forums.speedlife.net/u/accelr8)\
**Post date:** [March 31, 2009, 1:24pm UTC](https://forums.speedlife.net/t/itb-on-ka24de/123061/20 "2009-03-31T13:24:13Z")

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ow big should i make the intake plenum.?

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