Brand new, genuine Mercury/Mercruiser ignition coil assembly kit. This is a factory original equipment accessory, not an aftermarket.  Still sealed in factory packaging. 

Part Number:  300-8M0079202

Superceeded #: 392-805570A2

Fits:

GM V-6 & V-8 engines with Thunderbolt IV and V ignition.

Please verify your own fitment