Its a nos question please give me some ideas guys.?

Ok so I bought a 96 4.6l gt stang from this guy who did a little work to the engine underdrive intake bigger mafs matched 90mill throttle body and a 255lph pump ok so here is my question it came with a full zex nos kit routed lines a regulator bottle the works now is it smart to give it a 100shot thru the lines or isnt it ive always gone super charger this is new to me and this hastey hp gain worries me on an engine with stock internals......so is it safe to use or should I just keep it all hooked up.? Thanks