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This usually takes 5-15 seconds. We're pulling together fitment data,
OEM numbers, and community knowledge...
Dusting off the service manual...
💡 This page improves over time as the community adds casting photos and confirms fitment
Front Oxygen (O2) Sensor
This usually takes 5-15 seconds. We're pulling together fitment data,
OEM numbers, and community knowledge...
Dusting off the service manual...
💡 This page improves over time as the community adds casting photos and confirms fitment
Quick reference
Verify that the O2 sensor fits properly; some aftermarket options may have different connector styles.
Check for any mid-cycle changes in the vehicle model that may affect compatibility.
Context
The 1987 Ford Mustang equipped with the 5.0L V8 engine utilizes front oxygen (O2) sensors that are crucial for optimal engine performance and emissions control. The OEM part number F1ZF-9F472-AB is specifically designed for this model, while E7TE-9F472-AC offers an alternative option. When sourcing a replacement, consider similar Ford models from 1986 to 1993 that share the 5.0L engine, as they may have interchangeable O2 sensors. Inspect the wiring harness and connectors for wear or damage, as these are common failure points. Installation typically requires basic tools; ensure the engine is cool, and use anti-seize compound on the threads of the new sensor to facilitate future removal. Regularly check for exhaust leaks which can affect sensor readings and overall performance.
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Confirmed fitment
| Year | Make | Model | Engine | Confidence |
|---|---|---|---|---|
| 1987 | Ford | Mustang | 5L V8 Naturally Aspirated E7TE (225hp) | 80% |
Available parts

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