Chevy 350 that shakes at idle

Hello I'm new here and I need some help with my engine at idle it shakes it won't smooth out I don't know what to do


Here is the specs of my engine
350 .30 over
Flat top pistons
9.5 comp ratio
193 tbi heads
Summit 1103 cam
Stock bottom end
Holley street dominater intake with a summit 650 vac sec carb