This is a new aftermarket improved replacement Igniter ( CDI) for the Yamaha VMAX .
The original ignition unit may have been stamped with this number on it:
TID14-43, TID14-34, 1FK-10
1FK-82305-10-00, 1FK-82305-09-00, 1FK-85830-M0-00, 1FK-85830-M2-00
( The original part is show in the photo to the left and the replacement is the orange part)
The new replacement ignition unit larger and will mount differently than the original part.
This unit has some improvements over the stock unit: