Walker 350-64007 Oxygen Sensor - Upstream or Upstream Left

Overview of Walker 350-64007 Oxygen Sensor for Volvo Vehicles

The Walker 350-64007 oxygen sensor is designed specifically for select Volvo models including the S40, S60, S80, V50, and V70. This heated oxygen sensor provides accurate emissions control data to help maintain engine performance and fuel efficiency.

• Heated sensor type for faster response times
• Specific fit for Volvo S40, S60, S80, V50, and V70 models
• Threaded mounting with 18.0 mm thread diameter
• 25.12 inches wiring harness length with 4 wires of 20 gauge
• Radiused polygon male connector for secure connection
• Overall length of 28.66 inches for proper installation

Detailed Product Features and Specifications

This Walker oxygen sensor (part number 350-64007) features a heated sensor element that allows it to reach operating temperature quickly, improving emissions monitoring accuracy. The sensor is designed with a threaded mounting type and an 18.0 mm thread diameter, ensuring a secure fit in the exhaust system. The wiring harness length of 25.12 inches and 4-wire configuration with 20 gauge wire provide reliable electrical connectivity. The radiused polygon male connector is engineered for a precise and stable connection to the vehicle’s wiring harness. With an overall length of 28.66 inches, this sensor fits perfectly in the designated mounting location on compatible Volvo models.

Walker Products Aftermarket Line Information

The Walker Products Aftermarket line offers replacement emission control components engineered to meet or exceed OEM specifications. This oxygen sensor is part of that line, providing a direct fit and reliable performance for Volvo vehicles. The product line focuses on delivering quality sensors that support proper engine management and emissions compliance.

Applications and Common Issues Addressed

• Restores accurate oxygen level readings for optimal fuel mixture
• Helps resolve engine performance issues related to faulty sensors
• Reduces emissions by ensuring proper catalytic converter function
• Prevents check engine light triggers caused by sensor failure
• Improves fuel economy by maintaining correct air-fuel ratio

Installation Notes and Tips

When installing the Walker 350-64007 oxygen sensor, ensure the vehicle is cool to avoid burns. Use the correct socket size for the 18.0 mm threaded sensor to avoid damage. Verify the connector matches the radiused polygon male design for a secure fit. Follow vehicle-specific torque specifications to prevent sensor or exhaust damage. It is recommended to inspect wiring and connectors for corrosion or damage before installation.

Quality Assurance and Warranty

Walker oxygen sensors undergo rigorous testing to meet emission control standards and provide reliable operation. This part is manufactured to fit specific Volvo models, ensuring compatibility and performance. Warranty details are provided by Walker Products Aftermarket and typically cover defects in materials and workmanship under normal use.