i dont think its Vtec...
 

dont hate i know its not...

but around 3 grand.. there is a sudden spike in horse power..

iam just curious what this is..

btw... its a stock b20a5 dohc...

thanks..:yes:

secondary runners opening up probobly

^yup!

cool thanks guys..

i wounder if theres a way to make tham stay open longer..or control when it kicks in..????
any ideas??:confused:

its controlled by a vaccum hose, at least mine is, not really any advantage to opening them earlier.