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ENGINE DATA
Engine 5.4L V8 engine
Cubic inches 330
Fuel 87 octane or (E-85)
Firing order 1-3-7-2-6-5-4-8
Ignition system Coil on plug
Spark plug gap 0.039–0.043 inch
(1.05 +/– 0.05mm)
Compression ratio 9.85:1
2009 Navigator (nav)
Owners Guide, 2nd Printing
USA (fus)
Maintenance and Specifications
366