2 Brand new 12V CDI ignition coils to fit:
Honda CB 1100 R (SC05) (1981).
Honda CB 1100 R (SC08) (1982).
This ignition coil pack set that has been manufactured to replace either of the original coils 30500-422-003 on a CB1100 RB, RC or RD. If you're having spark issues with your CB1100 then you should certainly getting some new coils on the bike.
These are the standard 2-2.5 ohm primary coils, which are a like for like replacement of the original coils.
The coil pack has 100mm mounting points and 2 spade connectors.