Yamaha - Engine control unit assy - 6KW-8591A-01-00 Mercury Outboard 300 Hour Service Kits Q4: Is this different from

Q4: Is this different from a temperature sensor

This product has been superseded by: M899551T1

staying OEM is the smart move

It fits select Mercury and Mercury Racing V6

using flexible blades to draw water from the lower unit and push it through the engine’s internal cooling passages

Yamaha - Engine control unit assy - 6KW-8591A-01-00 Mercury Outboard 300 Hour Service Kits Q4: Is this different fromThis product has been superseded by: 6KW 8591A 02 00 6KW 8591A 01 00 ENGINE CONTROL UNIT ASSYWARNING: This product can expose you to chemicals which are known to the State of California to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.