I have one set of zoomies for bbc for sale. I have materials to make another set if need other. These have 40* layback.That is 40 from straight up. I can build steeper angle if like,shorter or longer. I can add egt's or O2 bungs,Have one set Hemi 2.5" zoomies with 45* latback shorty design. Again have materials for another set if need different design.

Asking 425.00 for built set bbc and 525 for built hemi. .Other will depend on what other.