Should i upgrade ignition

I have stock style ignition box and Blaster 2 coil. Should i get MSD 6AL box or something better than stock box? Car runs ok but just think would there be gained hp´s with better box..

this is my combo:

360LA -75 0.030 overbored
KB107 pistons
10.1 to 1 compression
596 number heads, 2.01 intake valve, cant remember exhaust valve dia. Ported
Comp Extreme Energy 282 duration
Crane roller rockershaft 1.5
Edelprock RPM intake
600 Edelbrock carb with vacuum secondaries
Homemade shorty-type headers, 1 5/8 primary