If you're willing to accept any possible misadventure go for it...I've been more than happy with my bolt-on....high-compression can be your friend if tuned right.
It's also true..the R33 N/A brakes are very ordinary 4-stud items...the R34 N/A are 5 stud with twin piston fronts instead of single, you also have vastly different cams to the turbo model.
Check out the N/A section..it's been covered a fair bit