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ENGINE DATA
Engine 4.0L V6 engine 4.6L V8 engine
Cubic inches 245 281
Required fuel 87 octane 87 octane*
Firing order 1-4-2-5-3-6 1-3-7-2-6-5-4-8
Ignition system EDIS Coil on plug
Spark plug gap 0.052–0.056 inch
(1.32–1.42 mm)
0.039–0.043 inch
(1.0–1.1 mm)
Compression ratio 9.7:1 9.8:1
*Bullitt™* Mustang recommends premium fuel for top engine
performance and power. See Octane recommendations for more
information. (* ™ & Warner Bros. Entertainment Inc. [s07])
Engine drivebelt routing
• 4.0L V6 Engine
• 4.6L V8 Engine
2009 05+ Mustang (197)
Owners Guide
USA (fus)
Maintenance and Specifications
282