The guy who built the C6 Corvette chassis with the Duster body on it is gearing up to make something similar and hopefully cheaper than Dobbertins kit. C5/6 set ups are plentiful and relatively cheap with good brakes.

72 Demon 340
71 Duster 340 Resto https://board.moparts.org/ubbthreads/show...part=1&vc=1