i dont think its Vtec...

[pimpinprelude]

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:

[ChrisCantSkate]

secondary runners opening up probobly

[IALuder]

^yup!

[pimpinprelude]

cool thanks guys..

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

[ChrisCantSkate]

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