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Custom 3" Intakes on VQ35HR project....

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Old 03-29-2014, 09:46 PM
  #121  
Sick an Twsd
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>_< Are you serious?! Switching back to short it is!
Old 03-29-2014, 10:22 PM
  #122  
npr350z
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I think you need the full six inches they may not hit the bottom but they mess the sides up!
Old 03-29-2014, 10:57 PM
  #123  
The_Assassin
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Congrats murray. Its amazing how you gain that much WHP even though you already have an after market intakes. I can just imagine that you probably would have gained 20 whp over stock intakes.
Old 03-30-2014, 03:08 AM
  #124  
waldo36
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Dam, double the gain of what I guessed! 3" FTW! (something women never say)
Old 03-30-2014, 04:09 AM
  #125  
2004Black350z
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How could you forget your laptop?
Old 03-30-2014, 05:54 AM
  #126  
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Nice to see you found someone too get them made for you. Sorry I couldn't meet up and get them made like we talked about.

Anyway take it a step further and do 3.5" intakes that's where i'm betting the real gains are. that 14 over stock could become 25+


After all im running a 4" lol the FWD guys been running larger intakes for years now, just now the RWD ppl are seeing the light.


http://s173.photobucket.com/user/4DS...35vs4.jpg.html

3.5 vs 4 on my car. just linked so pic dont clog thread up
Old 03-30-2014, 07:12 AM
  #127  
npr350z
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Idk if 4" would fit in the hr engine bay
Old 03-30-2014, 07:27 AM
  #128  
The_Assassin
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Originally Posted by Bmurray350z
Lol you guys are going to laugh. ****ing got an hour of the way home and bobby calls me to tell me I left my laptop and phone charger at the shop. So I'll have to get it tomorrow hopefully. Anyways, I don't have any videos because I loaded them ontop my laptop.

However I have this picture of the gains/dyno graph of the before/after.

Came in and threw it on dyno with stillen intakes. Hit 285/257 consistently (again, power drop expected with 3.9 final drive)

After hours and hours of tweaking/tuning I left out of there with 299/267 consistent runs.

I am very happy. But this absolutely can't be done at all without towing your car to the tuner, or doing the scaling/tuning yourself (for the people who may see this thread and not be aware)

Anyways, I apologize for leaving my laptop like a dumbass, so no videos yet, but here is the picture of both graphs overlapped.



Damn I wonder what your number would be without that drop 317 whp maybe?. I dyno 273 stock and now I did gears and intakes i will probably dyno again next week to see my loss before I do full exhaust in 3 weeks.
Old 03-30-2014, 09:39 AM
  #129  
npr350z
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Just imagine what some long tubes and cams would do... Might be closing in on top na z at least a 100hp per liter. You those two items could make 33hp? I guess there's still the tb and im.
Old 03-30-2014, 02:05 PM
  #130  
XChacalX
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Congratz on the successful project !

Last edited by XChacalX; 03-30-2014 at 02:50 PM.
Old 03-30-2014, 04:20 PM
  #131  
0jiggy0
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This is awesome. I'm getting ready to order up some Tomei 272's with springs and retainers. I may do this at the same time. 14whp from such a simple mod is serious. I have PPe's also. I may have missed it Bmurray, do you?
Old 03-30-2014, 04:49 PM
  #132  
2004Black350z
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He's on stock headers jig
Old 03-30-2014, 08:22 PM
  #133  
Bmurray350z
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Yup stock headers.

Little video i put together

Old 03-31-2014, 03:55 AM
  #134  
KingBaby
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Awesome man!

So more air more power fact proven again! Does this also show a short ram intake style out doing a long tube?

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Does my quick doodle make sense? I'm ready to PayPal you right now to make this for me! An aluminum 3" pipe long enough to mate to the gen 2 stillen/injen long tube intake along with the tb silicone hoses!

With those huge cones in the bay, would be kinda hard to box them up? Super awesome stuff again and props for venturing into the wild for us HR guys!
Old 03-31-2014, 04:38 AM
  #135  
2004Black350z
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You could possibly route 3" pipe down into front bumper with modification to a few things. We were talking about that at CIN
Old 03-31-2014, 04:53 AM
  #136  
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Correction on my previous post


I meant gen 3 not gen 2

Essentially I just want a longer version of what you have to mate it to my Injen longtube intakes
Old 03-31-2014, 11:54 AM
  #137  
dilat3d
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Originally Posted by KingBaby
Correction on my previous post


I meant gen 3 not gen 2

Essentially I just want a longer version of what you have to mate it to my Injen longtube intakes
That's not a bad idea, you could probably just take those existing pipes, though, and just use some silicone piping with a 90 bend and mate up to the filters behind the bumper. May not even call for extending the existing pipe.

Now that you mention it I'm second guessing the short ram setup when long tubes are possible but I wonder if you'd get enough of a gain to make it worthwhile to fab it up.

Hell, you could probably just custom fab an entire long tube setup and sell your old injen intake. You'd just need to be prepared for a ground up retune.

Last edited by dilat3d; 03-31-2014 at 11:56 AM. Reason: Hngg
Old 03-31-2014, 12:04 PM
  #138  
dizenman
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Originally Posted by KingBaby
Correction on my previous post


I meant gen 3 not gen 2

Essentially I just want a longer version of what you have to mate it to my Injen longtube intakes

Aren't the Injens and gen 3's a 2.5 inch system? Wouldn't that defeat the purpose? Or does it only matter if the maf is 3 inches?
Old 03-31-2014, 01:40 PM
  #139  
dilat3d
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Originally Posted by dizenman
Aren't the Injens and gen 3's a 2.5 inch system? Wouldn't that defeat the purpose? Or does it only matter if the maf is 3 inches?
I know Injen has 3" lower intake behind the bumper, the upper intake by the tb is 2.75"
Old 03-31-2014, 04:14 PM
  #140  
Nismo350z#0310
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Wow, B! This is great!


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