gt37r a/r selection

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11-May-2010, 10:39 PM

nemo1

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gt37r a/r selection

i found a gt37r brand new on ebay. they have 3 a/r sizes. since its a fairly big turbo for honda, thought id go with smaller size. but here is what they have:.89
.99
1.11

12-May-2010, 11:24 AM

MPR

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If you go to garrett's website they have a page with formulas that can help you calculate the optimal turbo specs for your application according to displacement, hp target etc...

12-May-2010, 06:16 PM

nemo1

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ok turbo is ordered. im thinking of a top mount twin scroll manifold. fits tial wastegates. what sping pressure is good if there is 2 wastegates

15-May-2010, 12:31 AM

nelsonr31

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My setup is different then yours but I have a FULLRACE sidewinder twin scroll with a GT3582R and 2 Tial 44wgs and I have 0.5 bar springs in each of them.