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Old 07-23-2007, 04:05 PM
04Denali's Avatar
04Denali 04Denali is offline
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Location: Stockton, Calif
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LSX 438 Twin Turbo

I am New here and already posted a little about this build in the newbie section but thought I would post up a little more here.
Basics,
a Fully forged 438 ci LSX engine
L92 Heads
L76 intake
4.175 Bore
4.00 Stroke
CR 8.9
Twin Turbo
Level 5 FLT 4L80
shooting for 1000 AWHP
You can look at my original newbie thread for some pictures.
checking in
Looking forward to spending some time on this Forum.
Mark
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But Officer, I swear its just a vacuum leak.

Those red things? those are smog pumps!

2004 Sierra Denali ----- 2/4 drop
LSX 438 TWIN TURBO

LSX Block Video
Block number 00370. Build Date 04/17/2007
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Old 07-23-2007, 04:46 PM
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GMCwantsLS1 GMCwantsLS1 is offline
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Looks like you take your fun to extremes. Good to have you here. Welcome!
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2002 GMC Sportside Denali front end with a 2002 LS1, FLT level 5, Yank 2600, Trick Turbo, T76, Nelson intercooler, 60LB injectors, Warbro fuel pump, Eaton locker, Magnaflow, 3.42, Nelson Performance Tuning (speed density).

1981 GMC LB RC 1500 2002 4.8L 4L60E 12 bolt 3.73 Richmond Lock Right AC PS Nelson Performance tuning
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Old 07-23-2007, 05:32 PM
wondertruck wondertruck is offline
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is Synergy building the motor?
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Old 07-23-2007, 06:08 PM
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04Denali 04Denali is offline
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Quote:
Originally Posted by wondertruck View Post
is Synergy building the motor?
Rick is building the engine and the custom Twins. He is doing the install along with a custom fuel system. Rick is the MAN!!!!!!!!!!!
Thanks for the welcome
Mark
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But Officer, I swear its just a vacuum leak.

Those red things? those are smog pumps!

2004 Sierra Denali ----- 2/4 drop
LSX 438 TWIN TURBO

LSX Block Video
Block number 00370. Build Date 04/17/2007

Last edited by 04Denali : 07-23-2007 at 06:09 PM. Reason: misspelling
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Old 07-23-2007, 06:30 PM
SCIV SCIV is offline
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WOW.

Can't say much more than that. Welcome.
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Quote:
Originally Posted by ChevyLee View Post
your shaft is so long and thick it would do some serious damage.
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Old 07-23-2007, 07:42 PM
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TomTom TomTom is offline
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Thumbs up

That thing is gonna be nuts. Looks awesome.
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Old 07-24-2007, 06:27 AM
Hit Man X Hit Man X is offline
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Thumbs up

Going to retain the AWD? If so, did anyone ever see if the 80E autotrac input gear I found will fit the AWD case?
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The superior man is modest in his speech, but exceeds in his actions. - Confucius

"He who asks of life nothing but the improvement of his own nature, is less liable than anyone else to miss and waste life."- Henri Frederic Amiel

'01 Chev Z71 LT - '85 BMW 745i TURBO - '88 BMW 750iL - '88 Ford F150 XLT Lariat - '79 MB 240D - '79 MB 280S Euro
'80 MB 380SE-5.0 Euro - '85 MB 300SD - '87 MB 300SDL - 1990 MB 300SEL - '91 MB 300SE - '91 MB 560SEL

Let's face it, the red hair... makes 'em wet.

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Old 07-24-2007, 09:00 AM
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04Denali 04Denali is offline
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Quote:
Originally Posted by Hit Man X View Post
Going to retain the AWD? If so, did anyone ever see if the 80E autotrac input gear I found will fit the AWD case?
I already have the NVG-149 input gear for the 4L80E
Not sure what the Autotrac input gear your talking about
Mark
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http://www.denalitrucks.com/sm-files/mark-sig.jpg
But Officer, I swear its just a vacuum leak.

Those red things? those are smog pumps!

2004 Sierra Denali ----- 2/4 drop
LSX 438 TWIN TURBO

LSX Block Video
Block number 00370. Build Date 04/17/2007
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Old 07-24-2007, 10:13 AM
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Jamest Jamest is offline
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Sweet setup. Let us know how it turns out.

Jamest
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12 Sec. Club!
La Viuda negra/ a.k.a. Black Betty

LQ4 6.0L LEVEL 5 FLT 4L80E TRANS. WITH TRANS BREAK, YANK 3200 STALL, TRICK TURBO, TURBONETICS T-76 TURBO, CUSTOM INTERCOOLED, 68lb INJECTORS, CUSTOM S/D TUNE FROM NELSON PERFORMANCE, COMP CAM 212/214 .557/.559 116+2, SNOW METH. KIT, . ALL INSTALLED AND DYNOED AT NELSON PERFORMANCE: 5**?HP @ 5073rpms and 5**TQ @ 4389rpms AT THE WHEELS. ALL 3/4 TON TRUCK 5435LBS, NOTHING TAKEN OFF, STREET TIRES, AND USUALLY A BABY SEAT. WANNA RIDE?
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Old 07-26-2007, 05:41 AM
Hit Man X Hit Man X is offline
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Thumbs up

Quote:
Originally Posted by 04Denali View Post
I already have the NVG-149 input gear for the 4L80E
Not sure what the Autotrac input gear your talking about
Mark


Is that 149 gear the same that is used in the AutoTrac case that is bolted to the 80E?
__________________
The superior man is modest in his speech, but exceeds in his actions. - Confucius

"He who asks of life nothing but the improvement of his own nature, is less liable than anyone else to miss and waste life."- Henri Frederic Amiel

'01 Chev Z71 LT - '85 BMW 745i TURBO - '88 BMW 750iL - '88 Ford F150 XLT Lariat - '79 MB 240D - '79 MB 280S Euro
'80 MB 380SE-5.0 Euro - '85 MB 300SD - '87 MB 300SDL - 1990 MB 300SEL - '91 MB 300SE - '91 MB 560SEL

Let's face it, the red hair... makes 'em wet.

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