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5.3L Intake question???

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Old Oct 13, 2011 | 02:26 PM
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Default 5.3L Intake question???

Hey guys, just bought a 2002 5.3L out of a Tahoe. I'm planning on keeping the truck intake. Going to do a swap into a 84 C-10. looking for good torque. Using 02 4l60e transmission with 3500 stall.

My question is....Has there ever been a truck intake that is better than another? Or, am I ok just running the 02 intake? Trail blazer stuff any better?

Plans as of now are mild porting on heads. Cam swap to 224/226@.050 or a 232/234@.050 .600 or lower lift with 114LS. stock bottom end new rings and bearings and a tune from someone local, probably PCM's for less out of Moorseville. Truck weighs in @ 4000-4500 full size half ton.

Thanks, just inquiring. Any input would be appreciated. 1st LS engine build.
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Old Oct 13, 2011 | 07:38 PM
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Trailblazer stuff is better by 10hp or so, same intake is on 2007+ (new body style trucks).

FAST makes a truck intake thats better than both. 102mm LSXRT.
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Old Oct 13, 2011 | 09:15 PM
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Originally Posted by SweetS10V8
Trailblazer stuff is better by 10hp or so, same intake is on 2007+ (new body style trucks).

FAST makes a truck intake thats better than both. 102mm LSXRT.
When you say Trailblazer stuff , all 5.3 Trailblazers or Trailblazer SS with LS2
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Old Oct 13, 2011 | 09:35 PM
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agreed fast is the best
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Old Oct 14, 2011 | 10:15 PM
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Originally Posted by omc8
When you say Trailblazer stuff , all 5.3 Trailblazers or Trailblazer SS with LS2
All 5.3 Trailblazers or Trailblazer SS ?
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Old Oct 15, 2011 | 07:57 AM
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I have no idea, Never looked at a 5.3L Trailblazer. The correct intake is easy to find though. It has a 90mm, 4 bolt, throttle body. And it has a cross ribbing on the top.




Here is the LSXRT (it gained 50hp over the trailblazer SS intake in a recent article, boosted)

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Old Oct 15, 2011 | 10:19 AM
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Originally Posted by SweetS10V8
I have no idea, Never looked at a 5.3L Trailblazer. The correct intake is easy to find though. It has a 90mm, 4 bolt, throttle body. And it has a cross ribbing on the top.




Here is the LSXRT (it gained 50hp over the trailblazer SS intake in a recent article, boosted)



Thanks for the clarification on those truck intakes! Good info.
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