LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Subaru >> 2010 >> Outback Sport F4-2.5L SOHC >> Repair and Diagnosis >> Specifications >> Mechanical Specifications >> Engine >> Cylinder Head Assembly >> System Specifications
April 5, 2026: LEMON Manuals is launched! Read the announcement.

System Specifications

Cylinder head





Tighten all bolts 29 N.m (3.0 kgf-m, 21.4 ft-lb)
Retighten all bolts 69 N.m (7.0 kgf-m, 50.9 ft-lb)
Loosen all bolts 180 degrees
(in the reverse order of installing)
Loosen further 180 degrees
Tighten all bolts 42 N.m (4.3 kgf-m, 31.0 ft-lb)
Tighten all bolts 80 to 90 degrees
Tighten all bolts 40 to 45 degrees
Further tighten bolts (a) and (b) 40 - 45 degrees

Warping limit 0.035 mm (0.0014 in)
Standard height of cylinder head 97.5 mm (3.84 in)

Camshaft cover

Temporarily tighten the bolts (a) through (d) in alphabetical sequence





Tighten the TORX(R) bolts (e) through (j) in alphabetical sequence





Tighten the bolts (k) through (r) in alphabetical sequence





Tighten the bolts (s) and (t) in alphabetical sequence





Camshaft sprockets








Front exhaust pipe 30 Nm (3.1kgf-m, 22.1 ft lb)