WHO here runs 11.50's???

i was thinking of swithcing to a dual plane intake and getting a deomn 650 would that increase my time also timing as of right now is somewere around 14 deg advance and like 28 deg adv at 2800 rpm and i cut the weight of my car dramaticly it weighs 3100 with me in it no back seet and a smaller fuel sell and so on so on