im thinking about doing this set up please tell me if i need to do something else

stock bottom end(for now) LT1
new rebuilt motor
GM 847 Cam
Gasket matched stock lt1 heads
comp 977 valvesprings
comp retainers
1.6 comp promagnums
comp chromoly pr's
comp 'r' lifters
ported LT1 intake
30lb injectors
madz28 tune
meziere ewp
magnecore wires
tr-55's
slp cai
AS&M 58 mm tb
OBD1 conversion
Pacesetter LT's
3inch Y-pipe w/ custom 3.5inch exhaust flowing through a SLP 2on the left muffler
DMH 3.5inch electric cutout
spec stage 2
msd digital 6 + coil
built t56


will this work pretty good and what do you think i will dyno at???