How do I know if Vtec is working or not?
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I used to own a Honda prelude, b20a5 and since i own a Honda civic, I looked at the same area where I saw the b20a5 on my lude and it said HA on my civic. I'll take some pics when I get home.
Search is your friend...I'm just saying I typed into google and it pointed me to this thread right here on H-T...
https://honda-tech.com/forums/showthread.php?p=43521106
So post up engine code from the flat surface below where it's stamped HA(Honda of America)
https://honda-tech.com/forums/showthread.php?p=43521106
So post up engine code from the flat surface below where it's stamped HA(Honda of America)
H23
http://www.diamondjapanese.net/images/F22B2D2D2D.jpg
H22
http://i32.tinypic.com/2m4dteq.jpg
Info on H series engines
https://honda-tech.com/forums/honda-prelude-4/blue-red-top-h22a-catalog-f20b-type-s-sir-s-spec-h23a-vtec-type-r-euro-r-641555/
https://honda-tech.com/forums/honda-prelude-4/faq-faq-faq-99%25-your-answers-here-2168311/
http://en.wikipedia.org/wiki/Honda_H_engine
http://www.diamondjapanese.net/images/F22B2D2D2D.jpg
H22
http://i32.tinypic.com/2m4dteq.jpg
Info on H series engines
https://honda-tech.com/forums/honda-prelude-4/blue-red-top-h22a-catalog-f20b-type-s-sir-s-spec-h23a-vtec-type-r-euro-r-641555/
https://honda-tech.com/forums/honda-prelude-4/faq-faq-faq-99%25-your-answers-here-2168311/
http://en.wikipedia.org/wiki/Honda_H_engine


