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Home >> Mazda >> 2012 >> 2 L4-1.5L >> Repair and Diagnosis >> Specifications >> Mechanical Specifications >> Engine >> Cylinder Head Assembly
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Cylinder Head Assembly

Cylinder Head

Measure the length of each cylinder head bolt.






Cylinder head bolt length
Standard 128.9-129.5 mm {5.075-5.098 in}
Maximum 130.2 mm {5.125 in}


Tighten the cylinder head installation bolts in three steps in the order shown in the figure.






Tightening torque 18-22 Nm {1.8-2.2 kgf-m, 13-16 ft-lbf}
Tightening angle 85°-95°
Tightening angle 85°-95°

Camshaft Bearing Cap

Tighten the camshaft installation bolts in two or three steps uniformly in the order shown in the figure.






Tightening torque 12-14 Nm {116-145 kgf-cm, 100-125 in-lbf}

Intake Manifold Specifications

Exhaust Manifold Specifications


Camshaft Gear/Sprocket Specifications