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Old 01-29-2012, 08:27 PM
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GregWeld GregWeld is offline
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Inglese's new(er) cast manifold for Small Block Chevys has a huge cast in plenum in the valley area... so vacuum is "plumbing free"... and the large volume smoothes out the pulses.

I run NO IAC on either of my motors... no need for it.
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