Tightening Specifications

Cylinder Head Bolt Tightening Sequence





First step 105 Nm (11 kg-m, 77 ft-lb)
Second step 0 Nm (0 kg-m, 0 ft-lb) in reverse sequence
Third step 40.0 Nm (4.1 kg-m, 30 ft-lb)
Fourth step Tighten 95° clockwise
Fifth step Tighten 95° clockwise

Cylinder Head Bolts Outer Diameter Inspection





Whenever the size difference between (C) and (B) exceeds the limit, replace bolt





Limit [(C) - (B)] 0.18 mm (0.0071 in)

If reduction of outer diameter appears in a position other than (B), use it as (B) point

Cylinder Head Distortion Inspection





At each of several locations on bottom surface of cylinder head, measure the distortion in six directions (A), (B), (C), (D), (E), and (F)





If it exceeds the limit, replace cylinder head

Camshaft Bracket Bolts





First step: Bolt Nos. 7 to 10 1.96 Nm (0.20 kg-m, 1 ft-lb)
Second step: Bolt Nos. 1 to 6 1.96 Nm (0.20 kg-m, 1 ft-lb)
Third step: Bolt Nos. 1 to 10 5.88 Nm (0.60 kg-m, 4 ft-lb)
Fourth step: Bolt Nos. 1 to 10 10.4 Nm (1.1 kg-m, 8 ft-lb)

Intake Manifold Fasteners Tightening Specifications

Exhaust Manifold Fasteners Tightening Specifications

Camshaft Gear/Sprocket Bolts Specifications