Quote:
Originally Posted by fliprayzin240sx
Is it a stock turbo? You dont need a restrictor for stock journal bearing turbos.
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Yes, you do. You need a restrictor for *ALL* turbos.
The stock oil feed banjo bolt has a ~0.06" hole in it to reduce pressure to the turbo CHRA.
A BB CHRA turbo needs a ~0.030" restrictor.