how vtec works

[drated]

I dont know if this is the correct place to put it but i was just browsing the honda website and came across this and thought it might be interesting for noobs like me.

http://city.honda.com.au/about-the-car_performance-economy.aspx

[iLlusion10]

This craps on that site lol, although only talks about normal vtec:
http://asia.vtec.net/spfeature/vtecimpl/vtec1.html

and heres ivtec for k20a: pretty indepth info
http://asia.vtec.net/article/k20a/

and heres ivtec for sohc:
http://asia.vtec.net/Engines/RiVTEC/index.html