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💡 This page improves over time as the community adds casting photos and confirms fitment
Thermostat Housing
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 compatibility with aftermarket parts
Check for any additional sensors or mounts that may differ between model years
Consider regional differences in part availability
Context
The thermostat housing for the 1987 Ford Mustang equipped with the 5.0L V8 engine is critical for regulating coolant flow. Common part numbers include E7ZE-8592-A and E7ZE-8592-B. When sourcing a replacement, you may find interchange options from 1987 to 1993 Mustang models with similar engine configurations. Installation involves removing the old housing and ensuring the mating surfaces are clean to prevent leaks. During inspection, check for cracks or warping, as these can lead to overheating. Common failures often stem from age, leading to coolant leaks. Always ensure proper torque specifications when reinstalling to avoid damage to the housing. Verify fitment and mounting differences, especially when considering used parts from a junkyard.
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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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