MPP m1 vs edelbrock air gap

360 magnum 395hp crate engine
Eq heads
288/292 501/513 cam
750 double pumper
3500 stall
391 gears
28” tire
2800 lbs

right now the car runs 11.80s with the m1 seems like it pulls hard in the higher rpm

would the air gap help et? Don’t care about trap speed