Mercury - Ecm - 78-8M0153649 Yamaha-F40--F40B-2004 Saltwater and stray electrical currents

Saltwater and stray electrical currents can slowly eat away at metal components on an outboard if they aren’t properly protected

Corrosion Resistant Electro Coated Motor

Command Link Twin Engine Panel: Designed exclusively for Yamaha Command Link twin-engine installations

Yes — supports both RPM- and speed-based SmartTow on compatible engines

it’s engineered for durability in any marine environment

Mercury - Ecm - 78-8M0153649 Yamaha-F40--F40B-2004 Saltwater and stray electrical currentsEcm WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings. ca. gov.