Cylinder Head Assembly: Specifications

Cylinder Head Inspection

The grinding limit shall be within 0.2 mm (0.008 inch) in combination with the cylinder block to be assembled





For cylinder head bottom flatness, measure distortion using a straight edge and thickness gauge. If distortion exceeds the limit, grind and repair it

Limit Within 0.05 mm (0.002 inch)
Grinding limit 0.2 mm (0.008 inch)
Cylinder head height 128.5 mm (5.06 inches)

Cylinder Head Bolts





Replace bolts with new ones
First step 35 ± 2 Nm (26 ± 1 ft-lb)
Second step Tighten 90°
Third step Tighten 90°

Camshaft Bearing Cap Bolts 12 ± 1 Nm (107 ± 8 in-lb) in 2 or 3 steps





Front Camshaft Bearing Cap Bolts





First step 17 ± 3 Nm (13 ± 2 ft-lb)
Second step 30 ± 2 Nm (22 ± 1 ft-lb)

Intake Manifold Fasteners Tightening Specifications

Exhaust Manifold Nuts Tightening Specifications

Camshaft Sprocket Bolts Specifications