FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM
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Car repair manuals for everyone.
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Mercedes Benz
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1990
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300E 4MATIC (124.230) L6-3.0L (103.985)
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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 Torque
Spark Plug Torque
TIGHTENING TORQUE
With flat seat & gasket
20-30 Nm (14.7-22 ft lb)
With tapered seat
10-20 Nm (7.4-14.8 ft lb)