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Home >> BMW >> 2021 >> X1 sDrive28i >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine - Tightening Torques (F48 Fwd) >> Counterbalance Shaft >> 11 27 Dual-mass counterbalance shaft and idler gear

11 27 Dual-mass counterbalance shaft and idler gear

11 27 DUAL-MASS BALANCE - TIGHTENING TORQUE SPECIFICATIONS

  Type Thread Tightening Instructions Torque Specification
1AZ Gear to counterbalance shaft B46M0/O0/B48M0/O0 M10
  1. Joining torque
  2. Angle of rotation
 20 Nm
180°
2AZ Idler gear to crankcase B46M0/O0/B48M0/O0 M12
  1. Joining torque
  2. Angle of rotation
 10 Nm
45°
Special tool 2 288 054 to crankshaft 
tightening torque  20 Nm
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