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5.7 Gen 293 hp/ 269 Tq closed exhaust, stock cams

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Old 03-10-2012, 06:22 PM
  #121  
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Originally Posted by SurraTT
Thanks!


Crazy thing is, the tune is decent but not right at all. My Cam timing maps are not optimal by far. Its going rich right at WOT.


I really need a VQ, Haltech tuner to get it RIGHT.






NEW GOAL IS close to 300whp as possible on stock cams and closed exhaust.


I just got my old goal of 290's with closed cutout.
Ever thought about getting with JWT and paying them to tune it?????
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Old 03-10-2012, 06:24 PM
  #122  
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Originally Posted by aackshun
Smaller Valves = Higher Velocity.

The HR (09+ Maxima) Head Int/Exh ports are bigger than the typical DE (02-08 Maxima Motors) ports.

This goes to be the same on the L32 Altima motor.
Higher Velocity = better filling of cylinders and more torque!
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Old 03-10-2012, 07:23 PM
  #123  
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Originally Posted by white_spec-v
waiting on trav to send me the proefi. went with the 48 ecu. we had a little mishap before shipping out, so I gotta wait a little longer but its all good. once i get everything installed and the car on the dyno, i'll let you know the numbers.

Oh wow, talk about serious!


Originally Posted by CMax03
Ever thought about getting with JWT and paying them to tune it?????
Na they are in Cali i think.
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Old 03-12-2012, 07:59 AM
  #124  
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Originally Posted by SurraTT
Oh wow, talk about serious!




Na they are in Cali i think.
yea, had to go big boy status on the ems. lol i want to break 300 by a couple hand full of numbers
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Old 03-12-2012, 07:30 PM
  #125  
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Originally Posted by white_spec-v
yea, had to go big boy status on the ems. lol i want to break 300 by a couple hand full of numbers
nice! Any dyno runs? Id think your close to 300 as is now?
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Old 03-13-2012, 07:08 AM
  #126  
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Originally Posted by SurraTT
nice! Any dyno runs? Id think your close to 300 as is now?
not yet. car should be running in the next 2 weeks or so. then it'll go on the dyno. changing up a couple things though :ninja: go on the sentra forum if you can, jus posted some eye candy of whats coming
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Old 03-13-2012, 07:24 AM
  #127  
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Great work, D. Guess I picked the right week to come back to the Org. Would love to see this with more aggressive cams.
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Old 03-13-2012, 09:48 AM
  #128  
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Originally Posted by white_spec-v
not yet. car should be running in the next 2 weeks or so. then it'll go on the dyno. changing up a couple things though :ninja: go on the sentra forum if you can, jus posted some eye candy of whats coming
oh ok, cool!

Originally Posted by Puppetmaster
Great work, D. Guess I picked the right week to come back to the Org. Would love to see this with more aggressive cams.

Thanks!

Oh yeah! I would too, but its just not gonna happen right now. Ill leave that open to someone else who does the swap, there was a guy that posted on my youtube vid that said he has a 2012 motor , building it up, and swapping into a 5.5. But i haven't seen anything on it.
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Old 03-13-2012, 11:47 AM
  #129  
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Yes. Yes. Yes. Yes.
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Old 03-14-2012, 07:17 PM
  #130  
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Originally Posted by zero2sixtyZ
Yes. Yes. Yes. Yes.


OH YES!



More to come, actual tuning + few changes= better or worse performance. and im thinking better!
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Old 03-18-2012, 08:25 PM
  #131  
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open cutout run

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Old 03-20-2012, 04:11 PM
  #132  
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Sounds sweet with the cutout open!

What's your header/y-pipe, cat back setup?

One of my many theories Id like to test is what exhaust setup will benefit the Vq the most. We all know a 3" is better, but I'm thinking header/y-pipe combos and catbacks or there lack of .. If you know what I mean.
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Old 03-20-2012, 04:25 PM
  #133  
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Originally Posted by white_spec-v
Sounds sweet with the cutout open!

What's your header/y-pipe, cat back setup?

One of my many theories Id like to test is what exhaust setup will benefit the Vq the most. We all know a 3" is better, but I'm thinking header/y-pipe combos and catbacks or there lack of .. If you know what I mean.
Yeah!!!

Im running cattman gen 3 headers, with custom y pipe that is unequal length , it has 2 1/2 collectors and 3" y section.

i'm going to swap on the stock catt y pipe for the next dyno trip.

The catback is a 3" cattman.


Yeah i want better headers. These are too short imo. I want something with longer primaries. Being FWD this will be a huge pain.

And im not sure if ill even mess with it simply because of cost. A custom set of FWD longtubes would be a couple grand probably.
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Old 03-21-2012, 07:48 AM
  #134  
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Very nice. Congrats man and keep up the good work!
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Old 03-22-2012, 11:28 AM
  #135  
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Originally Posted by Product_Of_Korea
Very nice. Congrats man and keep up the good work!
Thanks!!!


Oh yeah! Gonna test out a 4" intake pipe soon! Expecting some nice gains with that, The HR heads, along with ssim 09 i/m, and the 75mmtb. hopefully with the 4" itll really breath some more. Even with stock cams.
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Old 03-23-2012, 05:26 AM
  #136  
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Originally Posted by SurraTT
Oh yeah! Gonna test out a 4" intake pipe soon! Expecting some nice gains with that......
GREED!!! LOL!!!

I think the engine has quite a bit more in it than you think.

Thanks for helping me out with the tune. Showed me some basics now I can make some little changes. I got the AFR up to 12.5 now at idle from 11.0.....still have to work on it some more. That remote PC thing was priceless......

OH yeah.....I feel its even stronger up top since you changed it to 12.8 up top.....I can actually feel that. Amazing what a little change can do. I think if AFR was tuned better I could make better power. Still running TOO RICH everywhere I think. Got a little less than 1/4 tank of gas left and at 224miles....GARBAGE!!!! Usually can get 280 and thats driving it HARD the whole time......AFRs are off. Car runs good though....just eat too much gas.
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Old 03-23-2012, 08:04 AM
  #137  
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Originally Posted by SurraTT
Thanks!!!


Oh yeah! Gonna test out a 4" intake pipe soon! Expecting some nice gains with that, The HR heads, along with ssim 09 i/m, and the 75mmtb. hopefully with the 4" itll really breath some more. Even with stock cams.
this is something else i'll be testing out when the sentra goes on the dyno. im running a big TB so a big intake should make nice power.

will be trying a variation of 3, 3.5 and 4 inch combos. we might want to squeeze the air into a smaller pipe and help velocity a little.
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Old 03-26-2012, 11:54 AM
  #138  
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Originally Posted by white_spec-v
this is something else i'll be testing out when the sentra goes on the dyno. im running a big TB so a big intake should make nice power.

will be trying a variation of 3, 3.5 and 4 inch combos. we might want to squeeze the air into a smaller pipe and help velocity a little.
Big tb=??? lol 90mm i assume

what length pipe are you going to use?
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Old 03-27-2012, 04:43 PM
  #139  
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Originally Posted by SurraTT
Big tb=??? lol 90mm i assume

what length pipe are you going to use?
Q45.

Idk about pipe length yet, but it's going to the headlight with a vstack. Because racecar lol
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Old 03-27-2012, 05:04 PM
  #140  
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Originally Posted by white_spec-v
Q45.

Idk about pipe length yet, but it's going to the headlight with a vstack. Because racecar lol

ohh your running a cable tb

yeah haah def need the pipe going to headlight or so, just making sure it wasent a short one.


post link to dyno thread when u make it! im interested to see what it does
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Old 03-27-2012, 06:40 PM
  #141  
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Originally Posted by SurraTT
ohh your running a cable tb

yeah haah def need the pipe going to headlight or so, just making sure it wasent a short one.


post link to dyno thread when u make it! im interested to see what it does
For sure!

Like I said, gonna be testing out diff combo pipes see what makes the most power/best powerband
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Old 04-06-2012, 05:22 PM
  #142  
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Waooo great job man... This motor with cams will be a monster.... Keep the good work..
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