11 11 Engine Block

2013 Mini Cooper S Paceman, Automatic TransSECTION 11 11 Engine Block
WARNING: This page is about a different car, the 2010 BMW 135i, 2009 BMW 135i, and 2008 BMW 135i. However, it is still accessible from the selected car via links, so may be relevant.
ENGINE BLOCK SPECIFICATIONS

  Type Thread Description Tightening Specification
1AZ Main bearing bolts (steel bolts 10.9) N54 M10x100 Replace screws  
      Jointing torque 20 Nm
      Torque angle 70°
2AZ Bedplate
Aluminum screws/bolts are marked with blue paint.
N54 M10x27 Replace screws
Thread repairs exclusively with Al Heli-coil.
Jointing torque and angle of rotation must be observed without fail.
 
      Jointing torque 15 Nm
      Torque angle 90°
3AZ Bedplate
Aluminum screws/bolts are marked with blue paint.
N54 M8x37 Replace screws
Thread repairs exclusively with Al Heli-coil.
Jointing torque and angle of rotation must be observed without fail.
 
      Jointing torque 10 Nm
      Torque angle 90°
4AZ Bedplate
Aluminum screws/bolts are marked with blue paint.
N54 M10x41 Replace screws
Thread repairs exclusively with Al Heli-coil.
Jointing torque and angle of rotation must be observed without fail.
 
      Jointing torque 15 Nm
      Torque angle 90°
5AZ Oil spray nozzles to engine block N54   Hollow bolt 12 Nm
6AZ Screw plug, water drain N54 M14x1.5 Replace seal 25 Nm
7AZ Screw plug, timing case upper section N54 M22x1.5 Replace seal 50 Nm
8AZ Screw plug, timing case lower section N54 M16x1.5 Replace seal 30 Nm
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.