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Fast 102 Results Dissapointed

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Old Aug 15, 2010 | 04:52 PM
  #21  
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Originally Posted by HellaciousA
I put down the numbers in my sig, and I have a small cam with cnc ported 243s. Im also SD Tuned as well.

That graph is SICK. Who did the heads?
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Old Aug 15, 2010 | 05:11 PM
  #22  
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Originally Posted by Damian
That graph is SICK. Who did the heads?
Damn I wish I had the extra money for that 102 intake now. .460 rwhp is very impressive with a mild cam and 243 heads,man. I guess the 102 Intake helps out big time with the right combo put together.

Any track times with this set up ?
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Old Aug 15, 2010 | 05:42 PM
  #23  
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Charlie Williams at RPM Motors in Santa Clarita did them. He does all lsx stuff out here. I don't have any track times yet, still need better tires and beef up the drivetrain some before I feel confident taking it down the track and not breaking something. http://rpm-motors-inc.com/

The car is a blast to drive, power all over the place.
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Old Aug 15, 2010 | 06:47 PM
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looks like 1700 for a set of ported stock heads is pretty steep but the numbers dont lie nice resuts
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Old Aug 15, 2010 | 07:48 PM
  #25  
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Originally Posted by 69LT1Bird
Talk about no intake air velocity.
Yelp and I doubt that maf can keep up too......Hog city
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Old Aug 15, 2010 | 09:24 PM
  #26  
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On a C5 we did at work with heads and cam I picked up a full 20RWHP and over 20ft lbs of torque. We did a 102 intake with a 90mm throttle body though for cost reasons. You've gotta need the extra airflow. As you add mods you'll be glad you bought the intake though. You only bought it earlier than needed is all.
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Old Aug 15, 2010 | 09:43 PM
  #27  
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It sure is nice to see the results backed up with dyno and then track times, but since we are talking about an engine (air pump), making the intake bigger, but leaving the heads cramped (stock) or exhaust cramped, or even MAF or TB...all those things will take away and minimize any gains. To maximize a part, the setup as a whole has to be constructed to take advantage of it. With ported heads, better headers, etc you will start to realize those FAST 102 gains...the nicer the heads and nicer the headers (the greater the gains you will see). But no matter what the parts, they need to be spec'd to work properly together.
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Old Aug 28, 2010 | 08:16 AM
  #28  
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Originally Posted by HellaciousA
Charlie Williams at RPM Motors in Santa Clarita did them. He does all lsx stuff out here. I don't have any track times yet, still need better tires and beef up the drivetrain some before I feel confident taking it down the track and not breaking something. http://rpm-motors-inc.com/

The car is a blast to drive, power all over the place.
You have any specs on the heads? Intake cc? Port matched to your intake? Exhaust port matched to your headers? Chambers cc? I'm looking to get my heads ported soon and those seem excellent
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Old Aug 28, 2010 | 04:33 PM
  #29  
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Keep your head up, it'll come around with a good set of heads I bet. The PRC 227 heads would be a great option for this car. I fully expect you could easily gain 50rwhp with a set. Not to mention they're $200 off next week!
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Old Aug 31, 2010 | 05:59 PM
  #30  
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yep that is def a next upgrade in the mean time ill just do like all the import guys do and say well it did pull alot harder and it feels like it traps higher. Feels pretty good on a butt dyno. LOL

Ill update when I get some heads.
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Old Oct 20, 2010 | 10:52 PM
  #31  
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Why bother with a 85mm maf? There is no point running a 102mm intake and TB when you have 85mm's before it.

I would definately think a 100mm maf would help out too.
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Old Nov 24, 2010 | 10:39 AM
  #32  
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sunsetz ur car looks like a dog coming out of the hole...hahaha.
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Old Nov 24, 2010 | 11:19 AM
  #33  
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Originally Posted by Damian
A FAST 102mm is a HUGE overkill for a 346ci motor. FAST 92/92 is the biggest thing a stock motor can really utilize and make it worth the money IMO.

Another internet myth that needs debunked. Bigger isn't always better.
This^
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Old Nov 24, 2010 | 09:35 PM
  #34  
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Your statement is b.s. You were in 100 deg weather and say dissapointed with fast 102mm. stock heads too. afr or trick flow are great,i had both.
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Old Nov 25, 2010 | 05:53 AM
  #35  
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Nothing worse than mismatched parts.
Up the cubes, that will solve your issue
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Old Nov 25, 2010 | 08:19 AM
  #36  
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Originally Posted by JasonShort
This intake was not designed to work to it's potential in a stock headed application
Incorrect. It works great with stock heads. I think you guys just get bad data when your not the one operating the dyno making sure everything is as it should be. Simply bad data..... I get 15-20hp everytime.


Originally Posted by Damian
A FAST 102mm is a HUGE overkill for a 346ci motor. FAST 92/92 is the biggest thing a stock motor can really utilize and make it worth the money IMO.

Another internet myth that needs debunked. Bigger isn't always better.
Also incorrect....Theres no power difference between a 92mm TB or a 102mm TB on the manifold. You simply loose some low speed resolution on your throttle if you dont use the matching FAST TB with the built in hump. Again, every car Ive installed this intake on has picked up 15-20hp. Irreguardless of which throttle body I installed. Heck I even used the adaptor plate on a Corvette, to run OEM 75mm TB, and it still gained 12rwhp.

Originally Posted by 69LT1Bird
Talk about no intake air velocity.
Again, incorrect/irrelevant. The runners inside the plenum create velocity and flow to the cylinder head. The throttle body opening is simply an air leak and its only job is to keep air in the plenum for the runners to consume. I honestly steer everyone to the 92mm TB myself. Heck I run a 90mm TB on my 102mm.

Originally Posted by PREDATOR-Z
Nothing worse than mismatched parts.
Up the cubes, that will solve your issue
You guys are supposed to be the knowlegable ones on this forum?!?!?!? I see a bunch of smart people that either are looking at bad data and believing it or simply dont have enough experience with the part being talked about. Any moron can get three pulls for $50 and get the crappiest data ever. By a dyno operator that has no clue or doesnt care about getting good data. They care about taking your money and then getting you out the door quickly. The FAST picked up my vehicle 21rwhp with my stock LQ9 (190s/200s @ .050.460/.470 lift) stock exhuast manifolds and all.

Last edited by SweetS10V8; Nov 25, 2010 at 11:04 AM.
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Old Nov 26, 2010 | 06:11 PM
  #37  
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Longtube headers

Last edited by sabersaw30; Nov 26, 2010 at 06:20 PM.
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Old Nov 27, 2010 | 10:36 PM
  #38  
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Originally Posted by JasonShort
This intake was not designed to work to it's potential in a stock headed application
Originally Posted by Damian
A FAST 102mm is a HUGE overkill for a 346ci motor. FAST 92/92 is the biggest thing a stock motor can really utilize and make it worth the money IMO.

Another internet myth that needs debunked. Bigger isn't always better.
Terrible mismatched combos produce lackluster results. Works this way for everything in life.
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Old Nov 27, 2010 | 11:14 PM
  #39  
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What most people fail to realize is that even though the 102 is a bit much for a stock cubed LS motor, is that it will out perform any other intake (LS6, BBK, other FASTs) and that the more you modify the more it will gain. I look at it as running 3 inch true duals. Yes you wont see much of a gain at the bolt on stage but add heads and a cam and you will be glad you did it.
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Old Nov 28, 2010 | 01:56 AM
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Originally Posted by hitmanws6
What most people fail to realize is that even though the 102 is a bit much for a stock cubed LS motor, is that it will out perform any other intake (LS6, BBK, other FASTs)
Such a blanket statement in a thread that proves it isn't true before it came out of your mouth.
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