SIERRA Optical Ignition Sensor for Johnson/Evinrude V4 & V6 Outboards – 18-5884

Description

SIERRA Optical Ignition Sensor for Johnson/Evinrude V4 & V6 Outboards – 18-5884 is a replacement optical sensor used in the ignition-timing system on applicable Johnson and Evinrude V4 and V6 outboards. The sensor reads the optical timing reference used by the ignition system, making correct sensor operation essential to accurate spark sequencing.

Use this part where the engine is equipped with the matching optical ignition system and the original sensor cross-references to 586343. Optical-sensor faults can resemble other ignition problems, so confirm diagnosis and connector/application before replacement.

Key Features

• For Johnson/Evinrude V4 and V6 optical ignition systems
• Reads the optical timing reference for ignition control
• Replaces OMC/BRP 586343
• Cross-references Mallory 9-25030
• Direct service replacement for the original optical sensor location

Specifications

• Sierra part number: 18-5884
• Product type: Optical ignition sensor
• Engine brand: Johnson / Evinrude
• Engine family: V4 and V6 select applications
• OEM reference: 586343

Interchange

• Johnson/Evinrude: 586343
• Mallory: 9-25030