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TBSS intake guys, with aftermarket rails ??

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Old Apr 29, 2011 | 05:28 AM
  #11  
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Originally Posted by Mangled03gmc
Looks good. Did you paint the rails or were they black?? Also would it be possible to get a measurement from the center to center on the mounting holes of the rails?? Oh have you ran the truck or dyno'd it since the swap, if so, any better?? Thanks
Thanks. The rails were already black. Here is a link... http://www.summitracing.com/parts/SUM-240050/

I'll try to get you a measurement when I get home today.

I was running the intake when it was dyno'd. It made 404/391. Thats with a 230/236 .581/.581 114 comp cam. 3.42 gear, 32" tire (came on the truck).

Here's a link to my dyno thread. I don't have the dynosheet attachment on my I drive at work.

https://www.performancetrucks.net/fo...d.php?t=472581
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Old Jul 10, 2012 | 07:39 AM
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Bringing this back to the top. Anyone else running aftermarket rails. Found a set of edelbrock pro flo xt rails for a good price.
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Old Jul 10, 2012 | 08:20 AM
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I just dropped some pro flo xt rails onto an NNBS intake a couple hours ago. Intake requires a little modification, but works fine
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Old Jul 10, 2012 | 08:34 AM
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Hmm. What needed to be modified? Shaving the mounting post down? How tall were the injectors? The fast injectors are slightly shorter than my stock injectors. Thanks. Found some 1/2" spacers but were kinda pricey.
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Old Jul 10, 2012 | 09:01 AM
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Yeah, had to grind down the mounting posts. Quick work with a flap disc on a grinder, but be sure to use an old disc...the plastic clogs them up. They are the long injectors.
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Old Jul 10, 2012 | 04:13 PM
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Just measured the fast injectors. They are 50mm. so I may get some longer spacers.
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Old Jul 10, 2012 | 08:24 PM
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Originally Posted by smokeshow
I just dropped some pro flo xt rails onto an NNBS intake a couple hours ago. Intake requires a little modification, but works fine
Pics or it Didn't happen!!!
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Old Jul 10, 2012 | 09:12 PM
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A few mods, they go on just fine.

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Old Jul 11, 2012 | 07:21 AM
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Originally Posted by Mangled03gmc
A few mods, they go on just fine.
Its a little more of a pain in the *** with longer injectors, as they lean towards the posts more and you have to grind the posts, otherwise the injectors don't seat right. Yours looks real clean though.


Originally Posted by Spoolin
Pics or it Didn't happen!!!
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Better pics coming when I get everything in place and tightened up Also, there seems to be something wrong with your turbo too, it keeps choking...you need a bigger one
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Old Jul 11, 2012 | 07:41 AM
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Not too bad. I ordered some spacers that will make the fast injectors about 60mm tall.
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