evo1 and vr4rs same turbo 16g
evo2 16g
evo3 big 16g with slight diffrent wheel
td06 20g sl2 would be a good choice for you
http://www.zerotohundred.com/newforums/engine-and-performance/293012-greddy-td06-sl2-20g.html
http://www.gtpumps.com.au/turbos.html