THE WEEKLY DRIVER

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Reliability Database
Ford

Mustang

Muscle Car
Best Engine ✅ Recommended (4.4)
4 Generations
28 Engines Rated
7,244 Total Complaints
Engine Ratings
16 recommended 4 caution 8 avoid

Generation Timeline

2000-2004 SN95
9 engines
1,212 complaints 🔥 32 ☠ 11
3.9L 6-cyl ✅ Recommended (3.5)
→
2005-2014 S197
8 engines
4,395 complaints 🔥 26 ☠ 6
5.4L 8-cyl ✅ Recommended (3.5)
→
2015-2023 S550
7 engines
1,564 complaints 🔥 26 ☠ 2
5.0L 8-cyl ✅ Recommended (4.4)
→
2024-2026 S650
4 engines
73 complaints
2.3L 4-cyl ✅ Recommended (3.7)
→
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