Cylinder Head Assembly: Specifications
Cylinder Head and Valve TrainCylinder head gasket surface flatness 0.08 mm (0.003 inch) total
Combustion chamber volume 48.73 ± 2.068 - 2.018 cc
Valve stem diameter-intake 4.9763 - 4.978 mm (0.196 - 0.197inch)
Valve stem diameter-exhaust 4.955 - 4.970 mm (0.195 - 0.196 inch)
Valve stem-to-guide clearance-intake 0.022 mm (0.001 inch)
Valve stem-to-guide clearance-exhaust 0.030 mm (0.001 inch)
Valve head diameter-intake 34.9 mm (1.728 inch)
Valve head diameter-exhaust 30.9 mm (1.216 inch)
Valve face runout 0.04 mm (0.002 inch)
Valve face angle 45 degrees
Valve seat width-intake 1 mm (0.0393 inch)
Valve seat width-exhaust 2 mm (0.0787 inch)
Valve seat angle-intake 14 degrees
Valve seat angle-exhaust 13 degrees
Cylinder head temperature sensor 22 Nm (16 ft. lbs.)
Right Side:
Left Side:
Cylinder Head bolts.
Stage 1 bolts 1 through 10 to 20 Nm (15 ft. lbs.)
Stage 2 bolts 1 through 10 to 35 Nm (26 ft. lbs.)
Stage 3 bolts 1 through 10 to 45 Nm (33 ft. lbs.) and an additional 90 degrees
Stage 4 bolts 1 through 10 an additional 90 degrees
Stage 5 bolts 11 and 12 to 20 Nm (15 ft. lbs.)
Stage 6 bolts 11 and 12 an additional 90 degrees
Cylinder Head bolts
Stage 1 20 Nm (15 ft. lbs.).
Stage 2 90 degrees.
Intake manifold Bolts
RH:
LH:
Exhaust manifold nuts.
Coolant Pump Bolts
Stage 1 8 Nm (71 inch lbs.)
Stage 2 90 degrees
Coolant Pump Pulley Bolts
Stage 1 10 Nm (89 inch lbs.)
Stage 2 45 degrees