11 11 Engine block

2013 Mini Cooper Countryman, Standard TransSECTION 11 11 Engine block
WARNING: This page is about a different car, the 2005 BMW 645Ci and 2004 BMW 645Ci. However, it is still accessible from the selected car via links, so may be relevant.
11 11 ENGINE BLOCK TIGHTENING SPECIFICATION

Application Type Thread Tightening Specification Measure
2AZ Main bearing screws S62 / N62 / N73 M11 Replace screws. Do not wash off screw coating  
      Jointing torque 20 Nm
      Torque angle 100 °
Main bearing screws Engine block lower section to upper section N40 / N42 /N45 / N46 M10 Replace screws  
      Jointing torque 20 Nm
      Torque angle 70 °


11 11 ENGINE BLOCK TIGHTENING SPECIFICATION

Application Type Thread Tightening Specification Measure
3AZ Taper screw mount on main bearing        
Screws and spacer bolts M60 / M62 / M70 / S70 / M73 / S62 M8 Replace screws  
      Jointing torque 20 Nm
      Torque angle 45 °
  N62 / N73 M8   34 Nm
Threaded support sleeves M70 / M60 / M62 / S70 / M73 / S62     10 Nm
  N62 / N73     6 Nm
4AZ Struts/bracing shell M67 M10.9     66 Nm
  all others M10   43 Nm
All M8     22 Nm
5AZ Drain plug for coolant in engine block All M14 x 1.5   25 Nm
6AZ Main oil gallery seal plugs All M16 x 1.5   34 Nm
  All M18x1.5   40 Nm
  N62 / N73 M18x1.5 Insert screw with Loctite 25 Nm
  N40 / N42 / N45 / N46 M16x1.5   36 Nm
Main oil gallery, rear (seal plugs with control valve) M62 / S62 M18x1   10 Nm
7AZ Oil spray nozzle on engine block All M6   10 Nm
Oil spray nozzle screwed into bearing seat (coat thread with Loctite 243) M73 M8x1   5 Nm
Oil spray nozzle to engine block (banjo bolt) all others M8x1   12 Nm
8AZ Pressure holding valve to crankcase (1bar) S54 / B32     20 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.