[RWebb]

Originally Posted by RWebb

The one detriment you identify with the MSD box is a "spark pulse width of 40 us" which is half of the Bosch CDI" spark pulse width.

You then give your expectations that this will cause incomplete ignition of the fuel charge, thereby resulting in "potential mis-fires and greater emissions."

Do you expect this to be worse for larger cylinders?

Do you expect this to be worse at idle, near idle, mid-range rpms or high rpms?

??