Cylinder Head Assembly: Specifications

Cylinder Head Inspection

The grinding limit shall be within 0.2 mm (0.01 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

Standard value Within 0.05 mm (0.002 inch)
Limit 0.2 mm (0.01 inch)
Grinding limit 0.2 mm (0.01 inch)
Cylinder head height 128.5 mm (5.06 inches)

Cylinder Head Bolts





Install new bolts and washers
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 Fasteners Tightening Specifications

Camshaft Sprocket Bolts Specifications