Cylinder Head Bolts

a. Tighten all bolts to 53 Nm (5.3 kgf-m, 38.5 ft. lbs.).
b. In the same manner, tighten them to 84 Nm (8.4 kgf-m, 61.0 ft. lbs.).
c. Loosen all bolts until tightening torque is reduced to 0 in reverse order of tightening.
d. Tighten them to 53 Nm (5.3 kgf-m, 38.5 ft. lbs.).
e. Tighten to specified torque.