Stock turbo Limit

ScreaminDuramax

New member
Sep 19, 2013
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Torrance
Im wondering how far I can push my current set up. S475 over stock, (60 over injectors soon), built motor, built trans, and all the other supporting mods. Im sure the stock turbo is the limiting factor here. Any thoughts or experience with maxing out this set up?
 

jacobdewey

This won't last long...
Jan 14, 2011
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Iirc, you'll run out of air around 700hp. That's where the nos comes in....
 

Chevy1925

don't know sh!t about IFS
Staff member
Oct 21, 2009
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Phoenix Az
Iirc, you'll run out of air around 700hp. That's where the nos comes in....

close. on that setup with less fuel i have a time slip that says 750hp. thats with a bad trans, blown shocks, and a blown intercooler

750, maybe 800 is about all you would get but you will be driving that stock charger hard.

a ported/polished stocker and a 480 is good for more :D.
 

TROJAN366

Gold Rush
Jan 13, 2012
2,474
1
38
MASS
Mark's 3794 would most definitely get you where you want to be.

Edit: but that isn't what you asked. curious to see what people have to say.
 

jacobdewey

This won't last long...
Jan 14, 2011
972
0
0
close. on that setup with less fuel i have a time slip that says 750hp. thats with a bad trans, blown shocks, and a blown intercooler

750, maybe 800 is about all you would get but you will be driving that stock charger hard.

a ported/polished stocker and a 480 is good for more :D.

Yeah, I couldn't remember for sure. Egts start to get out of control with just a 475 over stock when closing in on the 700hp mark. Just pushing 600hp on my lly, I could hit 1450-1500* on longer pulls.
 

DMAX497

New member
Sep 27, 2012
398
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Utah
My 475/ stock kit ripped.

But I could bury my 1600* degree pryo when I was doing a pull etc.

Tuned with MOONSHINE