Thread: When does VTEC engage on my D16Y8?
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Old Nov 26, 2005 | 12:19 AM
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CaliDELSOL93si
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you don't "hear" vtec. you "hear" the butterfly valves (secondaries) opening. primaries open way before that. D16z6 is near the same as the D16Y8 at 4800 RPM's with secondaries at 5200 RPMS
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