Engine exhaust oxygen sensor 8M2003959 is for use with MerCruiser sterndrive engines. See your owner's manual or service manual for specific applications and replacement instructions.
For use with MerCruiser EC sterndrive engine applications
Kit includes sensor and wire leads
Easy to install with common shop tools
Always use Quicksilver instruments with Mercury and Mariner outboards and MerCruiser sterndrives and inboards
See your owner's manual or service manual for specific applications and replacement instructions