Most TCM/CMI 6 Cylinder Models are available on an exchange basis with an acceptable core**. Current exchange units are listed below:
Continental TCM/CMI
10-349350-4 10-349350-5 10-349350-6 10-349350-7
10-349220-4 10-349260-6 10-349260-7 10-349220-5
10-500556-1 10-500556-101 10-500556-103 10-500556-203
10-600606-1 10-600656-1 10-79020-10 10-51360-27
10-163020-3 10-163060-1
Lycoming
10-349290-2 10-349310-4 10-163010-10 10-163050-9
10-51360-29 10-51360-37
** An acceptable Magneto Core is a complete undamaged as removed unit of like Part Number with an AD compliant rotor. Part Number substitutions and/or superseded units can be considered on an individual basis.