Cowl bolt on hood 71-2 duster ???

Lol !! I have a 71 duster with factory scoops car runs 10.80s. all factory sheet metal small block. I got a 71 demon with six pack scoop. It runs 9.06. built another 71 duster don't have hood clearance for dual scoops and really not interested in doing another 6 pack scoop! And my 70 cuda has a shaker soooo thats why I am prolly going to run cowl! And the car should run high 9s. Its all good I enjoy the posts!!?