Walker 350-64003 Oxygen Sensor - Upstream Left or Upstream Right

Overview of Walker 350-64003 Oxygen Sensor

The Walker 350-64003 oxygen sensor is designed specifically for select Jaguar models, including the S-Type, Super V8, Vanden Plas, XF, XFR, XJ8, XJR, XK, and XKR. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by monitoring exhaust gases effectively.

• Heated sensor type for faster response times
• Specific fit for Jaguar vehicles listed
• 10.35-inch wiring harness length for precise installation
• 20 gauge wire with 4-wire configuration
• Radiused polygon female connector for secure connection
• Threaded mounting with 18.0 mm thread diameter
• Overall length of 13.9 inches

Detailed Product Description

This Walker Products Aftermarket oxygen sensor (part number 350-64003) is engineered to meet the exact specifications required by Jaguar vehicles such as the XJ8 and XK series. Featuring a heated sensor element, it provides quicker warm-up times compared to unheated sensors, which helps reduce emissions during cold starts. The 4-wire design includes two wires for the heater circuit and two for the sensor signal, ensuring reliable operation and accurate data transmission to the engine control unit.

The sensor’s wiring harness length of 10.35 inches and 20 gauge wire size allow for proper routing and durability under engine bay conditions. Its radiused polygon female connector ensures a secure and precise fit, minimizing the risk of connection issues. The threaded mounting type with an 18.0 mm diameter allows for straightforward installation in the designated exhaust port.

Walker Products Aftermarket Line

Walker Products Aftermarket offers a comprehensive range of emission control components designed to meet or exceed OEM standards. This oxygen sensor is part of their sensor category, providing reliable replacement parts tailored for specific vehicle applications. The focus on exact fitment and quality materials supports consistent engine performance and emissions compliance for Jaguar models.

Common Applications and Issues Addressed

• Restores accurate oxygen sensing for proper air-fuel mixture control
• Helps resolve rough idling and poor fuel economy caused by faulty sensors
• Reduces emissions by ensuring correct exhaust gas readings
• Prevents check engine light triggers related to oxygen sensor faults
• Improves engine performance and responsiveness

Installation Notes and Tips

When installing the Walker 350-64003 oxygen sensor, ensure the engine is cool to avoid burns. Use appropriate tools to remove the old sensor and avoid damaging the threaded mounting hole. Verify the connector type matches the vehicle harness before installation. Properly route the wiring harness to prevent contact with hot or moving parts. Torque the sensor to manufacturer specifications to ensure a secure fit without over-tightening.

Quality Assurance and Warranty

Walker Products Aftermarket oxygen sensors undergo rigorous testing to meet emission control standards and durability requirements. This part is manufactured to provide consistent performance and long service life. Warranty coverage details should be confirmed with the supplier or manufacturer, as they may vary by region and application.