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Home >> Subaru >> 2011 >> Outback F4-2.5L SOHC >> Repair and Diagnosis >> Specifications >> Mechanical Specifications >> Engine >> Cylinder Head Assembly
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Cylinder Head Assembly

Cylinder Head





All bolts 40 Nm (4.1 kgf-m, 29.5 ft-lb)
All bolts 95 Nm (9.7 kgf-m, 70.1 ft-lb)

In the reverse order of installing

Loosen all bolts 180°
Loosen further 180°

All bolts 10 Nm (1.0 kgf-m, 7.4 ft-lb)
All bolts 30 Nm (3.1 kgf-m, 22.1 ft-lb)
All bolts 60 Nm (6.1 kgf-m, 44.3 ft-lb)
All bolts 80 - 90°
All bolts 40 - 45°
Bolts A and B 40 - 45°

Warping limit (mating surface with cylinder block) mm (in) 0.035 (0.0014)

Camshaft cap

Bolts (a) through (d) Temporarily tighten





Bolts (e) through (j) 18 Nm (1.8 kgf-m, 13.3 ft-lb)





Bolts (k) through (r) 9.75 Nm (1.0 kgf-m, 7.2 ft-lb)





Bolts (s) and (t) 9.75 Nm (1.0 kgf-m, 7.2 ft-lb)





Camshaft gear Specifications