LB7: Biggest turbo

02ilduramax

Member
Jun 21, 2011
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fulton,illinois
looking for some info on turbos. looking to use a big single it will be used in my s10 with a duramax it will be race only and looking in the 1000+ hp marks thank you for any info or insight
 

coker6365

Coker6303's ***** Daddy
Dec 4, 2011
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Any class rules to think about?

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duramaxzak

Wanna be puller!
Nov 22, 2008
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Minnesota
A good S475/87 from like Forced induction or CRT would get you in 1,000-1,100 hp range. You will need a loose converter, around 3k rpm.
 

Bdsankey

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I'm running a Forced Inductions S480/96/1.10 T6 with their Gen 4 wheel and Borg's V2 race cover. This thing is an animal once it spools. I'm running a 3400 stall converter and it is definitely required. It's done 1340hp/2200tq and pushed my 7620lb truck to 11.39 sec/126.8mph in the 1/4mi on my second ever pass so it will definitely pick up quite a bit once I get good tires and figure out to properly and consistently launch it.
 
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gmduramax

Shits broke
Jun 12, 2008
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Nor cal
I'm running a Forced Inductions S480/96/1.10 T6 with their Gen 4 wheel and Borg's V2 race cover. This thing is an animal once it spools. I'm running a 3400 stall converter and it is definitely required. It's done 1340hp/2200tq and pushed my 7400lb truck to 11.39 sec/126.8mph in the 1/4mi on my second ever pass so it will definitely pick up quite a bit once I get good tires and figure out to properly and consistently launch it.

Was the dyno sheet written in crayon. 126 is closer to 1000
 

Bdsankey

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Was the dyno sheet written in crayon. 126 is closer to 1000

Nah, was 1080/1778 uncorrected and 1340/2200 corrected at 5800ft elevation. 9200ft DA at Bandimere when I ran that pass. Also, as I stated, that was my legit second ever pass. Trash 60ft. thing didn't build power till top of 3rd. That was running 1800us on a single 0.062" jet. On the dyno I ran a 0.041" + 0.088" jet.



Comp D/Powerstroke Army 1/4mi put it at 1023hp to the wheels (126.8mph in the 1/4). Wallace 1/8mi puts it at 1181hp (100.90mph in the 1/8th). This is at 7620lb.
 

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Moneywellspent

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Dec 27, 2013
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Idaho
I'm running a Forced Inductions S480/96/1.10 T6 with their Gen 4 wheel and Borg's V2 race cover. This thing is an animal once it spools. I'm running a 3400 stall converter and it is definitely required. It's done 1340hp/2200tq and pushed my 7400lb truck to 11.39 sec/126.8mph in the 1/4mi on my second ever pass so it will definitely pick up quite a bit once I get good tires and figure out to properly and consistently launch it.

What made you go t6 instead of a t4? I'm running a 75/96 with I believe a 1.0 t4 housing and I can't see the benifit of going t6 single even in a full comp truck.
 

Bdsankey

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What made you go t6 instead of a t4? I'm running a 75/96 with I believe a 1.0 t4 housing and I can't see the benifit of going t6 single even in a full comp truck.

I oversped my S475/87/1.00 T4 so decided to eliminate that from happening again. I also knew that my main use was sled pull or drag racing and that the loss in spool time didn't matter as the benefit from reducing drive pressure outweighed it.
 

Chevy1925

don't know sh!t about IFS
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Oct 21, 2009
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What made you go t6 instead of a t4? I'm running a 75/96 with I believe a 1.0 t4 housing and I can't see the benifit of going t6 single even in a full comp truck.

you would be surprised the amount of comp trucks running t6 and even big hp street trucks. its needed
 

Moneywellspent

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Dec 27, 2013
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I oversped my S475/87/1.00 T4 so decided to eliminate that from happening again. I also knew that my main use was sled pull or drag racing and that the loss in spool time didn't matter as the benefit from reducing drive pressure outweighed it.

Ahh ok that makes sense now. How do you like driving that on the street by chance? I could definitely see that setup being a solid one for sled pulls.
 

Moneywellspent

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Dec 27, 2013
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you would be surprised the amount of comp trucks running t6 and even big hp street trucks. its needed

Yeah that's crazy. I see some people here and there talk 96 turbines on their setups. Seems very few in-between that guys often share anything about them. With my setup I never had the tuning dialed in to match the turbo so I always hated it. But now thats changed and I'm actually happy with the way she dailys. Still a few minor tweaks need to be made but I no longer regret buying this turbo lol
 

Chevy1925

don't know sh!t about IFS
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Oct 21, 2009
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Yeah that's crazy. I see some people here and there talk 96 turbines on their setups. Seems very few in-between that guys often share anything about them. With my setup I never had the tuning dialed in to match the turbo so I always hated it. But now thats changed and I'm actually happy with the way she dailys. Still a few minor tweaks need to be made but I no longer regret buying this turbo lol

the guys making alot of power dont share much, let alone get on FB or forums and post about it. its alot about who you know and whos willing to talk about things or having a keen eye. Honestly, it make sense when you look at it from an airflow stand point and the power needed/being generated.

high flow heads, cam for the power band you are after and to take advantage of the heads, loose converter and a big single can make BIG power these days on a diesel. Ben at done right is making 18-1900rwhp on his cummins drag truck with a single s500 turbo and he can light that thing off relatively easy. its all in putting the right combo together.
 

ikeG

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Apr 19, 2011
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In my experience, you don't want to run a borg 96 tw unless you are on a budget and/or care about steet driving characteristics. An all out setup needs gt50 minimum as a single. A few shops are jamming a gt50 turbine into a borg housing, that's probably worth trying. Especially if valley mounting or space constraints.

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Bdsankey

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In my experience, you don't want to run a borg 96 tw unless you are on a budget and/or care about steet driving characteristics. An all out setup needs gt50 minimum as a single. A few shops are jamming a gt50 turbine into a borg housing, that's probably worth trying. Especially if valley mounting or space constraints.

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I can tell you my next charger will be a Garrett ball bearing if I stay single. The Borg honestly isn’t awful for spool.