Walker 350-34147 Oxygen Sensor - Upstream

Overview of Walker 350-34147 Oxygen Sensor

The Walker 350-34147 oxygen sensor is a heated, specific-fit sensor designed to meet the emission control needs of various vehicle makes and models. Engineered with precision, this sensor ensures accurate air-fuel mixture readings to optimize engine performance and reduce emissions.

• Heated oxygen sensor for faster response times
• Specific fitment for precise compatibility
• 64.29-inch wiring harness length for flexible installation
• 20-gauge wire measurement with 4 wires for reliable signal transmission
• Threaded mounting type with 18.0 mm thread diameter
• Radiused polygon connector shape with both male and female connectors
• Overall length of 67.83 inches for optimal placement

Walker Products Aftermarket Line Details

This oxygen sensor is part of the Walker Products Aftermarket line, which focuses on providing replacement emission control components that meet or exceed OEM specifications. The line emphasizes durability and precise fitment, ensuring that the 350-34147 sensor integrates seamlessly with the vehicle’s existing systems for consistent performance.

Technical Description and Attributes

The Walker 350-34147 oxygen sensor features a heated sensor type that allows it to reach operating temperature quickly, improving the accuracy of oxygen level readings in the exhaust stream. The sensor includes a 64.29-inch wiring harness with 20-gauge wires, arranged in a 4-wire configuration to support both sensor heating and signal output. The radiused polygon connector shape, available in both male and female genders, ensures secure and correct electrical connections. The sensor mounts via a threaded design with an 18.0 mm diameter, providing a stable and leak-free installation. With an overall length of 67.83 inches, this sensor offers sufficient reach for various engine layouts.

Common Applications and Problem Resolution

• Restores accurate oxygen sensing for improved fuel efficiency
• Resolves check engine light issues related to oxygen sensor faults
• Helps reduce harmful emissions by maintaining proper air-fuel ratios
• Eliminates rough idling caused by faulty sensor readings
• Prevents engine performance problems linked to sensor failure

Installation Notes and Tips

When installing the Walker 350-34147 oxygen sensor, ensure the threaded mounting hole is clean and free of debris to prevent leaks. Verify connector compatibility by matching the radiused polygon shape and connector gender. The 64.29-inch wiring harness length provides flexibility, but avoid sharp bends or pinching of wires during routing. Use appropriate torque specifications for the 18.0 mm threaded sensor to avoid damage. It is recommended to disconnect the vehicle battery before installation to prevent electrical shorts.

Quality Assurance and Warranty

Walker Products Aftermarket oxygen sensors are manufactured to meet stringent quality standards, ensuring reliable performance and durability. While specific warranty details for part number 350-34147 should be confirmed with the supplier, Walker typically offers limited warranties covering defects in materials and workmanship to provide confidence in product longevity.