I had an mallory 685 wired to a previous MM w/2.4 so it will work. I have however forgotten how I did it... I have included links to both wiring for mallory and the 4 wire dizzy. Please help!
http://prestoliteperformance.com/med...s_685_6851.pdf
http://mmeierle.com/MPI24LCircuit-1.jpeg