Cylinder Head - Tightening Specification and Sequence

• Replace the bolts that were tightened with an additional turn after removing them.
  Fig 1: Cylinder Head Screws Tightening Sequence

  Courtesy of AUDI OF AMERICA, LLC

• Bolt differences:
• Bolt without collar
• Bolt with collar -arrow-

Courtesy of

• Tighten the bolts in the steps shown in the sequence:
  CYLINDER HEAD TIGHTENING SEQUENCE
  
  

  Step	Bolts	Tightening specification/additional turn
  1.	-1 through 10-	Install by hand all the way
  2.	-1 through 10-	"Without collar" 40 Nm "with collar" 50 Nm, difference. Refer to Cylinder Head - Tightening Specification and Sequence .
  3	-1 through 10-	90° additional turn
  4.	-1 through 10-	90° additional turn
  5.	-arrows-	8 Nm
  6.	-arrows-	90° additional turn