Frosty

Sup guyz.. I live in Toronto Canada.. I bought a used Type R its sitting in my garage all covered up for winter. I am still going to be paying it off so i wont pull it out till june.. For now i commute by bus and will pull out my Prelude in spring.. my questions is i want to do a JRSC setup..
i have found a JRSC facility in my area luckly. so i will be getting it setup come time.. and the Boost Upgrade so i should be at 8psi of boost..

i would like to know what stock parts i should replace.. i am current getting parts for my body first seeing how the stock engine is great already...

its white right now i want to change it to pheonix yellow or orange
Outside i lined up a Bomex Front, Blitz Sifes, Avenger Back, BMW z3 sides, Bomex power Aero mirrors, fake air dam for roof dual alumitun gtr wing.

here is the engine setup and parts that still at lieing around not installed..
Skunk 2 short throw shifter
Aem CAI
Skunk 2 Stage 2 Camshaft - not installed
JG Intake Manifold
JG 70mm Throtle body
DC Sports Stainless steel 4-1 header
custom exhaust system.. usinga greddy EVO at he end of it

Should i get any valve springs, retainers, or anything like that.. and also i have the opportunity of getting a VCN 2000 nitrious oxide kit..
i aint to familur with this my friend has a zex kit wit a 75 shot on his sir..i have driven it its a hellah lot of fun.. however venom i dunno much about...

can i do a setup wit jrsc and tha nos ?

and should i get new pistons... or a new crank.. i have head type R psitons and cranks are very durable....

thx for ur time.. i know this is a long as msg any help would be great ..

thanks again..