PnP: NA vs Turbo
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na pnp doesn't have ported intake side, but has mild exhaust ports and everything smooth for better flow. Can also have oversize valves and/or 5-angle valve job.
turbo pnp is pretty much as big as you can make everything without weakening the head. At least thats what I think.
turbo pnp is pretty much as big as you can make everything without weakening the head. At least thats what I think.
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Honda Civic Forum
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Jaryn
Engine Performance Modifications
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May 17, 2016 02:52 AM




