Operation CHARM
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2004
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Mustang V6-3.8L VIN 4
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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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Mechanical Specifications
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Spark Plug Gap
Spark Plug Gap
Spark Plug
Gap 3.8-3.9L
1.3-1.4 mm (0.052-0.056 inch.)
Spark Plug
Gap 4.6L 2v
1.32-1.42 mm (0.052-0.056 inch.)
Spark Plug
Gap 4.6L 4v
1.32-1.42 mm (0.052-0.056 inch.)