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Lincoln Truck
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2005
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Navigator 2WD V8-5.4L SOHC VIN 5
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Repair and Diagnosis
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Powertrain Management
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Tune-up and Engine Performance Checks
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Spark Plug
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Specifications
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Spark Plug Gap
Spark Plug Gap
Spark Plug
Gap 3.5L
1.15 +/- 0.13 mm (0.040-0.050 inch)
Spark Plug
Gap is not adjustable.