2000 Sonoma 5.3/t56

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Sep 29, 2012 | 04:45 PM

milktasd

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From: Jackson, MS

2000 Sonoma 5.3/t56

2000 Sonoma 5.3/t56
Ported, polished, milled 243s
Ls6 intake and injectors
Ported tb
85mm maf
218/226 .595 .598 112+3
Cold air kit
Under drive pulley
Brp longtube headers
160 thermostat
3" mandrel bent exhaust dual in single magnaflow with dual cutouts
4.10s stock rear with stock size tires

Went to eps to get dyno tuned. Made 340 rwhp with cutout closed and 370 rwhp with cutout open. Will post videos tonight and dyno graph Monday.

Sep 29, 2012 | 05:48 PM

HAMMER!

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From: LA

Sweet numbers dude!

Sep 29, 2012 | 08:44 PM

milktasd

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From: Jackson, MS

Dyno pass with cut out closed

Dyno pass with cutout open

Sep 29, 2012 | 09:14 PM

nonnieselman

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From: Crystal Springs, MS

I got really close at 375. Not so much on the 250

Oct 22, 2012 | 05:46 PM

milktasd

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From: Jackson, MS

Finally got my dyno run emailed to me.
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Dec 28, 2012 | 07:01 PM

L$X$10

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From: Guyton, GA

Congrats on the numbers man! good looking curve too.
I can't believe you picked up so much with the open cutout! I only gained 10 more horse when I opened mine. guess you have one hell of a restricting exhaust setup