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Home >> BMW >> 2009 >> 650i 2D Convertible, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 492 (Engine Electrical System - Tightening Torques) >> Ignition Wires, Spark Plugs >> 12 12 Spark Plugs

12 12 Spark Plugs

WARNING: This page is about a different car, the 2005 BMW 545i and 2004 BMW 545i. However, it is still accessible from the selected car via links, so may be relevant.
TIGHTENING TORQUE SPECIFICATIONS - SPARK PLUGS (1AZ)

  Type Thread Tightening Specification Measure
1AZ Spark plugs (ungreased) All M12x1.25   23 +/- 3 N.m.
  All M14x1.25   30 +/- 3 N.m.
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