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FAST LSXRT Intake Dyno results on 5.3L

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Old Jun 14, 2010 | 08:26 PM
  #41  
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nice!! gain
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Old Jun 19, 2010 | 10:37 AM
  #42  
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Originally Posted by Pontiac Derek
FWIW every tuner I've talked with says the 102mm tb's are a pita to tune for idle and drivability.
My brother called me yesterday saying he just installed a 102mm Throttle body on his car and didn't have any problems. He says it actually doesn't search for an idle speed anymore and doesn't have to two foot the car at all anymore.

Its most likely because he went with the FAST 102mm Throttle body, I noticed the small convolute(sp) that they built in to help with part throttle driveability. The cheaper versions don't take this into consideration and I think its why people may have a little more work to do.

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Old Nov 22, 2010 | 08:47 PM
  #43  
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Just saw the F.A.S.T. LSXRT #146602 for $825...
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Old Nov 22, 2010 | 09:14 PM
  #44  
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Speed engineering >>>>>>>>>>> $875 with fuel rail brackets!
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Old Nov 22, 2010 | 09:18 PM
  #45  
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Originally Posted by Unaffliated Racing
Based on this graph, it picked up 20ish hp over a 75 mm setup? Wouldn't the 90 mm nnbs style factory intake and tb add about the same amount of power over the 75 mm intake???

Last edited by Rhino79; Nov 22, 2010 at 09:25 PM.
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Old Nov 22, 2010 | 09:25 PM
  #46  
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Here is a TBSS Dyno result 15whp and 18tq bottom to top with no tune...

http://i388.photobucket.com/albums/o...c/IMG_0757.jpg
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Old Nov 22, 2010 | 09:31 PM
  #47  
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Exactly, not just 20 hp at peak. I mean the LSXRT is a good flowing intake but I don't see enough over the stock 90 setup on the nnbs. Atleast the stock 90 added over the entire range both on torque and hp.
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Old Nov 22, 2010 | 11:19 PM
  #48  
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how much taller if any is this intake . the reason i ask is i have a colorado 2009 v8
and it has very little hood clearance
donald
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Old Nov 22, 2010 | 11:59 PM
  #49  
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Nice gains!
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Old Nov 23, 2010 | 08:27 PM
  #50  
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Originally Posted by mechan12
how much taller if any is this intake . the reason i ask is i have a colorado 2009 v8
and it has very little hood clearance
donald
I believe its about an inch taller than a tbss intake.
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