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Thinking about doing twins

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Old 10-24-2016, 10:18 AM
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Default Thinking about doing twins

Originally I was planning on a 7875 turbo, but space of fitting the hot side to a merge may become difficult due to space. Now I'm thinking of twins, will be easier to package due to tight space around my steering shaft.

Im going to rebuild my 5.3, boring it .020-.030 over. This will be a 90% street driven truck. I'm looking to get to 500-550rwhp in street trim, possibly trying to get to 650 turned up.

I've been looking at a few different turbos from CXRacing. Looking for some input from some experienced turbo guys.

Turbo #1
t3/t4 to4e
.50 a/r compressor
.63 turbine

Turbo #2
t3/t4 to4e
.60 a/r compressor
.63 a/r turbine
compressor wheel 3" exducer,2" inducer
turbine wheel 2.2" exducer, 2.58" inducer

Turbo #3
gt35
.70 a/r compressor 61.3/82mm wheel
.63 turbine 62/67.8mm wheel
t3 flange

Turbo #4
gt35
.70 a/r compressor 61.3/82 mm wheel
.82 turbine 62/67.8mm wheel
t3 flange

Any thoughts for my goals? I was leaning to turbo #2, but I am hoping others with more experience will chime in.
Old 10-25-2016, 03:13 PM
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No opinions? I know there was a thread of a member using a t3/t4 50 trim, spooled fast. I know there is a 57 trim available as well. Do you guys think the 60 trim will be to big? I plan on running a BTR stage2 turbo cam. Or would a 57 trim fit the bill better?
Old 10-25-2016, 04:59 PM
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I asked the same question a few days ago...go check my answers
Old 10-25-2016, 05:04 PM
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I think a lot of us think about doing twins. If you get the opportunity I say do it
Old 10-25-2016, 05:47 PM
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i went with t4 gt35s. they are pretty nice and very affordable. a couple guys have made almost 800 to the tire with them.
Old 10-25-2016, 07:26 PM
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I think a pair of To4es will do it.
Old 10-25-2016, 08:51 PM
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i used cx racing t4 gt35s on my gto
made 740 hp and spooled damn near instantly

i dont think they had a lot more to give but they worked pretty killer for what they are



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