This is a new aftermarket replacement for the VN750 and VN700 Vulcan Igniter (CDI) which has been discontinued by Kawasaki.
The original ignition unit may have been stamped with one of these numbers:
(21119-1187, 21119-1149 or J4T01471)
The new replacement ignition unit larger and will mount differently than the original part. ( See orange part below)
This unit has some improvements over the stock unit: