The advantages of the fitech controlling the timing are basically the same as your MSD setup.
removal of the oem computer, ballast, wiring.
More compact and efficient.
If you're happy with your MSD, then so am I. I have no issued with using a CDI box, and it opens up the window to the 800, and 400 systems.
If you were starting with a stock car, and wanted to eliminate the oem setup, then there's more incentive to buy the 600 or 1200, because you don't NEED to purchase a box also.
