A system that can track wheel speed from a non driven wheel and a drive wheel will probably be the most effective.

This is a cool video showing the capabilities of the MS3PRO EFI. Pretty cool to watch the computer pull timing based on the wheel speed differential.

https://youtu.be/FembJNagxOE

The firebird the video is from is no slouch, 8.50 car.

68 Barracuda Formula S 340