Quicksilver 8M2003959 Sensor-O2

Quicksilver 8M2003959 Sensor-O2

Quicksilver 8M2003959 Exhaust Oxygen Sensor is designed for use with MerCruiser EC sterndrive engines to help monitor exhaust oxygen levels and support proper engine performance. This replacement sensor includes wire leads and provides a reliable solution for restoring proper engine sensor operation.

Built for select MerCruiser sterndrive applications, this oxygen sensor is easy to install using common shop tools. Always refer to your owner's manual or service manual for exact application details and replacement instructions.

Product Features:

• Exhaust oxygen sensor designed for MerCruiser EC sterndrive engines
• Helps monitor exhaust oxygen levels for proper engine operation
• Includes sensor and wire leads
• Easy installation with common shop tools
• Designed for reliable marine engine performance
• Use Quicksilver instruments and components with Mercury, Mariner, and MerCruiser systems
• Refer to service documentation for proper application and installation instructions

Fits:

• All MCM EC engines
• MerCruiser EC sterndrive engine applications

Product Details:

• Brand: Quicksilver
• Manufacturer Part Number: 8M2003959
• Part Type: Exhaust Oxygen Sensor
• Application: MerCruiser EC Sterndrive Engines
• Includes: Sensor and Wire Leads

Frequently Asked Questions

What is the Quicksilver 8M2003959 Exhaust Oxygen Sensor used for?

The Quicksilver 8M2003959 Exhaust Oxygen Sensor is designed for select MerCruiser EC sterndrive engines. It helps monitor exhaust oxygen levels to support proper engine operation and provides a replacement solution for restoring sensor operation.

What MerCruiser engines does the Quicksilver 8M2003959 oxygen sensor fit?

The Quicksilver 8M2003959 is designed for MerCruiser EC sterndrive applications and is listed as fitting all MCM EC engines. Refer to your owner's manual or service documentation to verify the exact application before installation.

What is included with the Quicksilver 8M2003959 oxygen sensor?

The Quicksilver 8M2003959 Exhaust Oxygen Sensor includes the sensor and wire leads. These components provide a replacement solution for the exhaust oxygen sensor assembly in supported MerCruiser EC sterndrive applications.

Is the Quicksilver 8M2003959 oxygen sensor easy to install?

The Quicksilver 8M2003959 Exhaust Oxygen Sensor is designed for installation using common shop tools. For the correct replacement procedure and application-specific requirements, refer to the applicable owner's manual or service manual.

What should I verify before installing the Quicksilver 8M2003959?

Verify that your engine is a supported MerCruiser EC sterndrive application before purchasing or installing the sensor. The product is listed for all MCM EC engines, but the manufacturer recommends consulting service documentation for exact application and installation instructions.

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