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throttle bodies and turbo?


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jdmhagen
11-02-2006, 01:05 AM
k so i was readin about the sr20 and it said that a pulsar gti-r rally car had individual throttle bodies and was turboed, is this true?? i just thought it was kind of weird because i had never heard of it before, i just figured throttle bodies were only on n/a motors

240SXSlideStar
11-02-2006, 01:31 AM
Well first, all EFI cars have trottle bodies, second, any car can have ITBs, I think you thought that only NA cars had ITBs because of the open air kind.

http://img.photobucket.com/albums/v607/ScooterS14/ITBs/itbs005.jpg

You can have ITB's with a traditional intake manifold, the RB26DETT and GTi-R SR20DET both have ITBs.

http://press.nissan-global.com/COMMON/IMAGES/CURRENT_JP/OLDMODELS/SKYLINE_GTR/LOW/skylinegtr_03.jpg

jdmhagen
11-02-2006, 01:58 AM
ok thanks, i meant itb's on that second part, so the rb26 and sr20 from the pulsar dont have open air throttle bodies right? and i'm guessin it would be pointless to put open air T.B.'s or even try to on a turboed motor because then u wouldnt be able to use an intercooler right? i feel like an idiot lol

nissan_240sx
11-02-2006, 02:36 AM
You could have an intercooler with itbs


Skyline pic above

MetalHeadZaid
11-02-2006, 02:45 AM
you need to learn a little more about engines in general, so il make this simple. air goes into the throttle body and then to the rest of the engine on any car with EFI. turbos pump air through the intercooler, then into the throttle body. doesnt matter if you have an intercooler or not, your turbo has to be somehow plumbed to the throttlebody or else your engine wont be getting any of that pumped turbo air. a turbo car with ITBs just has the turbo pumping into every throttle body instead of just one. on an NA car, it is logical to have open air throttle bodies because any pipes/tubes before the throttlebody will just kill performance.

S13Driftfiend
11-02-2006, 05:14 PM
open ITB setups on hachis = the sex

jdmhagen
11-02-2006, 06:36 PM
k i know all that about how the air goes in through throttle bodies and how the skyline has individual, I'm talking about open air throttle bodies. I'm just sayin it would be pointless cuz the intercooler would have no where to be put, i was just tryin to confirm what i had said. but i understand it now thanks guys

S13Driftfiend
11-02-2006, 08:36 PM
Jon do you have any more pics/info on that open ITB KA in the first pic? pm me if you want

DC1984
11-02-2006, 08:45 PM
i know with that 240 bible link that was posted here, ther was a faq on how to do that.
this should be it
http://www.240sxforums.com/forums/showthread.php?t=58363

it might make you log in though

MetalHeadZaid
11-02-2006, 08:57 PM
used gsxr throttle bodies or something. still wont push 180 at teh wheels though.

S13Driftfiend
11-02-2006, 09:07 PM
yea made me log in. fack.

yea i heard gsxr or r1 throttle bodies.. the sound is fuckin sick

DC1984
11-02-2006, 09:14 PM
just use my shit

DC1984
infantry

i know i dont use that account, but still, please dont go fuck my shit up.

DC1984
11-02-2006, 09:15 PM
i think its a pretty fuckin good write up, but theres like 7 pages or some shit so ididnt follow it to see if he posted any dyno relults

S13Driftfiend
11-02-2006, 09:18 PM
thanks alot bro, and im not a scumbag like that so you have nothin to worry about on my part

S13Driftfiend
11-02-2006, 09:32 PM
thats a sick write-up... i like how he fabbed everything himself (or at least said he did) on his turbo setup from downpipe to i/c piping to the whole ITB setup. seems like a smart guy. i prob missed it because i was skimming, did you happen to notice what turbo he was running

thanks again for letting me use your name

Hit_N_Run-player
11-02-2006, 11:00 PM
use gsxr750 ITB's, and modding the TPS and linkage is the hard part.

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