Offy 2X1 question

I have the set up in a valiant , I'm looking for new / better air cleaners , my issue is the front carb clearance is maybe 2 1/2 to 2 3/4 , anyone have a lead for me? I put some silly putty on top of the cheap 2 " MR gasket to see how close that front hood beam is to it.

carb with puddy 1 .jpg

carb with puddy.jpg