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Cylinder Head Installation Note

WARNING: This page is about a different car, the 2003 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.
  1. Measure the length of each cylinder head bolt.
    • Replace any that exceeds maximum length.

    Length L 

    1. 149.0-150.0 mm {5.86-5.90 in} 

    Maximum 

    1. 150.5 mm {5.92 in} 

    Fig 1: Measuring Cylinder Head Bolt Length
    G01929575Courtesy of MAZDA MOTORS CORP.
  2. Tighten the cylinder head bolts in the order shown following 5 steps using the SST  (49 D032 316).
    1. Tighten to 5.0 N.m {51.0 kgf.cm, 44.3 in.lbf} 
    2. Tighten 13-17 N.m {1.4-1.7 kgf.m, 10.0-12.5 ft.lbf} 
    3. Tighten 44-46 N.m {4.5-4.6 kgf.m, 32.5-33.9 ft.lbf} 
    4. Tighten 88°-92° 
    5. Tighten 88°-92° 
    Fig 2: Cylinder Head Bolt Tightening Sequence
    G01929576Courtesy of MAZDA MOTORS CORP.