ENGINE DATA
Engine 5.4L V8 Engine
Cubic inches 330
Fuel Minimum 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 +/–
0.05 mm)
Compression ratio 9.8:1
Maintenance and Specifications
345
2012 Navigator(nav)
Owners Guide, 1st Printing
USA(fus)
