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Porsche
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2009
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911 Carrera 4S Cabriolet (997) F6-3.8L
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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
Spark Plug
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Application and ID
Service and Repair
Specifications
Electrode Gap
Spark Plug Tightening Torque
