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ENGINE DATA
Engine 4.2L V6 engine 4.6L V8 engine 5.4L V8 engine
Cubic inches 256 281 330
Required fuel
87 octane 87 octane 87 octane or
Ethanol (E85)
2
Firing order 1-4-2-5-3-6 1-3-7-2-6-5-4-8 1-3-7-2-6-5-4-8
Ignition system EDIS Coil on plug Coil on plug
Spark plug gap
0.052–0.056 inch
(1.32–1.42mm)
0.052–0.056 inch
(1.32–1.42mm)
0.040–0.050 inch
(1.02–1.28mm)
1
Compression
ratio
9.3:1 9.37:1 9.85:1
1
The 5.4L 3V spark plug gap can’t be adjusted.
2
5.4L 3V FFV engines only.
Engine drivebelt routing
• 4.2L V6 Engine
2007 F-150 (f12)
Owners Guide (post-2002-fmt)
USA (fus)
Maintenance and Specifications
328