Need Some Info On Rb26's

[yogibear]

Hey i just bought my self a r32 gtr , its not my first import but it is my first 26 .

its mildy moded it has

forged cp pistons and rings

new bearings

hks intercooler

hks piping

hks zorst

t04z high mounted

etm? zorst manifold

700cc injectors

bosh fuel pump

PFC

z32 afms

trail ext gate

coli overs

few other random things but u get the idea

and just wanted to know some things.

what are std cams good for? what sorta power lvls should i be changing them?

std radiator how good are they?

std valve springs when should they be changed?

i know my fuel pump is gonna be maxed out , so i doing fuel pumps and serge tank and fuel rail, what Elsa am i looking at needing to upgrade at the same time? is cams worth doing? is valve springs worth doing?

Thanks

[yogibear]

one other thing

when does a 3" zorst become a problem? my gate is not venting back into the zorst.?

thanks