Kiekhaefer Corporation used Bendix and RepcoPhelon magneto systems
The two systems are different in all respects and do not share pats.
Neither brand coils are available.
There are options for each to adapt coils.
Details vary.
Make and model of magneto is starting point.
Wizards may not use same ignition make and model as Mercury
equivalent model,
Solvable problem, but, not as simple as knowing part #
Louis