This is a new aftermarket replacement for the CB550 Nighthawk Igniter (CDI) which has been discontinued by Honda.
OE #s: 30400-ME5-014, 30400-ME5-000, 30400-ME5-004, 30400-ME5-005, 30400-ME5-015
These numbers may have been stamped on the factory unit:
* Please put the number stamped on your unit in the checkout notes section if it is different than what is mentioned directly above.
(The original part is show in the photo above)
This unit will plug right into your existing wire harness. It may require custom mounting.
This unit has some improvements over the stock unit: