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2010
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Grand Marquis V8-4.6L Flex Fuel
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Repair and Diagnosis
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Specifications
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Mechanical Specifications
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Ignition System
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Spark Plug
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Spark Plug Gap
Spark Plug Gap
Spark Plug
Gap 4.6L
1.32-1.42 mm (0.052-0.056 in)
Spark Plug
Gap 4.6L FFV
1.04-1.20 mm (0.041-0.047 in)