Mar 14, 2010 · VTC is active at all RPMs. i-VTEC - intelligent Variable valve Timing and lift Electronic Control. This is a combination of both the VTEC and the VTC technologies - in other …

Jun 18, 2004 · Notice the VTEC head uses 5/side cam retainers vice the 6/side used by the non-VTEC. Closer inspection to illustrate the difference in width and construction. Non VTEC …

May 14, 2012 · all b-series vtec heads are the same difficulty. Gsr head has smaller combustion chambers therefore giving you a higher compression ratio b16 and type R heads flow …

Nov 2, 2008 · B20 non-vtec FAQ Guide I created this guide for a couple reasons, but mainly for the reason that there is ALOT of misinformation on B20's. This thread should end all of that …

Dec 10, 2007 · This is why you should replace the VTEC gasket. where the gasket broke is where there were cracks, IDK how the gasket got so bad but it was brittle and all kinds of cracked …

Mar 28, 2004 · From the All About VTEC article: In order for the ECU to initiate the VTEC system, 5 engine conditions must be met. Temperature: The engine must have reached normal …

Aug 12, 2006 · Engine Codes / Size / Type / Vehicle & Power Ratings EW4 1.4L & 1.5L SOHC PGM-Fi '84-'87 Civic 60-92hp D15B 1.5L SOHC non-VTEC '88-'95 Civic's 62-102hp D16A1 …

Dec 19, 2004 · A quick reference to our VTEC vs nonVTEC head article, showed that the intake ports on the P8R head are bigger than the B18a that Terry measured.....but smaller than those …

Jan 8, 2003 · The higher compression ratio's of vtec engines don't commonly react well to high levels of boost. Beyond that vtec is a great way to take better advantage of a turbo. …

Oct 24, 2012 · I should have said VTEC engagement changes based on altitude, read "VTEC window" section on the link below: Reflash - 2006 S2000 And also if its easier just compare …