I have a miss

So when driving and holding rpms at around 3000 in any gear there is a noticable miss, as if its cutting out
.30 over 440
10.6:1
Cnc stealth heads
.620 .626 258* 260* @50 hughes solid cam
Victor with 850 holley
1 3/4 headers
440 source pro billit distributor
Msd 6al and msd 8.5mm super conductor wires
New plugs

FUEL
Holley blue pump up to an aeromotive regulator all -6 line and pressure at 7psi