I wil dig up the inside dimensions of this cab and post........Up to 27 cubic Ft. ?
What about WAF....... Oh , I built these before I was married...........GC



The internal dimensions are; 33 inches across the face
21 inches deep
53 inches tall

The port dimensions are; 6 inch dia. PVC pipe, 12 in. long

Braces from top to bottom on the back, sides and A "T" shaped brace below the speaker.