FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM
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Car repair manuals for everyone.
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Lincoln Truck
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2012
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Navigator 4WD V8-5.4L
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Repair and Diagnosis
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Powertrain Management
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Ignition System
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Spark Plug
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Specifications
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Gap
Gap
Spark plug
gap
1.05 ± 0.05 mm (0.039-0.043 in)