Replacement harness for all Mercury Racing V6 2-stroke outboards with ECUs running side-draft EFI Injectors like the 260 HP,  260 ROS, 280 Race, 280 Consumer, S3000, F1, Champ, and 300 Drag. Made in the USA by the Wizard Race Shop.
 
Mercury OEM Part Numbers: 98866-A27, 98866, 98866A27
 
Contact Mike Hill at STVracer@yahoo.com with any questions