This is a new aftermarket replacement for the MUZ MZ Skorpion 660 Igniter (CDI) which has been discontinued by Yamaha.
Replaces Yamaha MZ OE #s:
4MY-82305-10 and 4MY-82305-00
The may have been a sticker with Denso 131800-6150 stamp on it. *Please include the number stamped on your factory unit in the checkout notes.
( The original part is show in the photo above)
The new replacement ignition unit larger and will mount differently than the orginal part. ( See orange par tbelow)
This unit has some improvements over the stock unit: