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Deleting PCV to catch can what size hose?

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Old 08-24-2009, 06:01 PM
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Default Deleting PCV to catch can what size hose?
What is sufficient size hosing for catch can to valve covers? Also from catch can to turbo inlet for vacuum?

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Old 08-25-2009, 11:54 AM
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I would atleast use 3/8 id hose. Im using that now and plan to go to 1/2 in to valve covers.I have 5/8 going to turbo inlet elbow from catch can
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Old 08-25-2009, 07:37 PM
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I used 3/8 ID - I think that's what GM uses on most of the LS1 V8 PCV lines.
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Old 08-25-2009, 11:28 PM
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wouldnt you have increased blow by pressure with FI
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