First timer with nitrous....usually run superchargers but had some bad luck and now i'm gonna use what i have laying around to race this year....I have a 6' rodded all forged 355 chevy, ported performer rpm alum heads, comp solid roller cam, rpm airgap intake, mallory unilight dist 6al box, 750 dbl pumper and a zex perimiter nitrous kit...13/4 hooker sc and 3' exhaust with xpipe.........besides backing off the timing , is there anything i should watch for or maybe change?...new to this nitrous stuff and have alot of Q's..........thanks in advance.... :-k