Cylinder Head Installation Note

WARNING: This page is about a different variant/trim than selected.

Measure the length of each cylinder head bolt:
- Replace any cylinder head bolts that exceed the maximum length.
  Cylinder head bolt length Standard
  
  144.7-145.3 mm {5.700-5.720 in}
  
  Maximum: 146 mm {5.748 in}
  
  Fig 1: Measuring Length Of Cylinder Head Bolt
  Courtesy of MAZDA MOTORS CORP.
  
  Tightening procedure
  1. 3-11 N.m {30.6-112 kgf.cm, 26.6-97.3 in.lbf}
  2. 13-17 N.m {1.4-1.7 kgf.m, 9.6-12.5 ft.lbf}
  3. 43-47 N.m {4.4-4.7 kgf.m, 31.8-34.6 ft.lbf}
  4. 88°--92°
  5. 88°-92°
    
    Fig 2: Loosening Sequence Of Cylinder Head Bolts
    Courtesy of MAZDA MOTORS CORP.