Yamaha - Lower unit assy - 6J9-45300-12-NA Star Tron Diesel Additives 2 MPI EC engines w/

2 MPI EC engines w/ closed cooling (s/n 1A090000-1A092817 & up)

It links a 10-pin SmartCraft J-Box to a 5-pin NMEA 2000 connector for use with Kvaser and CZone tools

The kit includes an impeller

This holds true for every MerCruiser sterndrive application

Yamaha - Lower unit assy - 6J9-45300-12-NA Star Tron Diesel Additives 2 MPI EC engines w/Yamaha Lower Unit Assy 6J9 45300 12 NA is a critical component designed to enhance the performance and reliability of your Yamaha outboard engine. Crafted with precision and high quality materials, this lower unit assembly ensures efficient power transfer and smooth operation, which is essential for maintaining the optimal functionality of your boat. Its robust construction is engineered to withstand the rigors of various marine environments,