Ford Mustang S650 — Reliability
Reliability Summary
Engine
Coyote 5.0 V8 — 80/100
BUY
Known Issues
6
Engine in this model
Known Issues Across All Engines
| Issue | Engine | Severity |
|---|---|---|
| Excessive oil consumption (Gen 3, 2018+) | Coyote 5.0 V8 | high |
| Timing chain and guide wear - high mileage, long oil intervals | Coyote 5.0 V8 | moderate |
| Cold-start piston slap or tick (Gen 3) - rare cylinder scoring | Coyote 5.0 V8 | moderate |
| Head gasket leak (Gen 1-2) - oil at the rear of the heads, rarely coolant mixing | Coyote 5.0 V8 | moderate |
| Spark plug and ignition coil misfires | Coyote 5.0 V8 | minor |
| Throttle body contamination (early cars) | Coyote 5.0 V8 | minor |