Operation CHARM
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Volvo
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1987
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740 L4-2320cc 2.3L SOHC Turbo VIN 87 B230FT
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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
0.7-0.8 mm (0.028-0.032 in)