Oxygen Sensor for 1983-1985 Porsche 944 - Walker 350-31004

Walker Products 350-31004 oxygen sensor for the 1983-1985 Porsche 944 4-cylinder 2.5L measures the oxygen content of the exhaust gas. It is made for its specific application and fitment position, and it gives the ECU the diagnostic feedback it needs.

• Narrow-band design that monitors the air-fuel ratio for combustion efficiency
• Monitors exhaust gases to help reduce pollutants
• Measures oxygen levels to fine-tune the air-fuel mixture and help fuel economy
• Coating protects the electrode surfaces from contamination and erosion by combustion residue and particulates
• Electrodes made of a gas-permeable platinum layer

Quick facts

• Part: Walker Products 350-31004 oxygen sensor
• Fits: 1983-1985 Porsche 944 4-cylinder 2.5L
• Position: Upstream
• Condition: New

A failing sensor can show up as an engine that runs poorly, higher fuel consumption or a lit malfunction indicator light. Those signs alone do not prove the sensor is the problem, since a vacuum leak can also make an engine run poorly. If the sensor is the cause, this one replaces it.

Fits

This oxygen sensor is a direct-fit replacement for the 1983-1985 Porsche 944 with the L4-2.5L engine. The listing is one sensor, and the car takes one.

Specifications