ignition
Spark Plugs Torque Specs
for 1999 BMW M3 3.0L I6 S50 · RWD
3 fasteners
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Spark Plugs - Aluminum Head
CriticalApply anti-seize to threads
15 lb-ft · 20 Nm
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Spark Plugs - Cast Iron Head
CriticalApply anti-seize to threads
22 lb-ft · 30 Nm
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