Quote:
Originally Posted by Ecky
On a related note, the air intake, runner and plenum sizes are pretty comical to me. Anyone know if a smaller volume plenum like Honda used leads to higher efficiency? I could see some possible gains from a lower volume to create vacuum in.
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I wondered the same thing back when swapping the original D15B6 out of the CRX for a D15Z1. Both had intake tubes that would choke on a golf ball. B6 = 62hp, Z1 = 92hp.