Operation CHARM: Car repair manuals for everyone.

Cylinder Head Tightening Specifications

















The engine must be cold.
Tighten in 2 - 3 steps using the order shown.
Tighten to 103 - 113 Nm (76 - 83 ft. lbs.)












Tighten the bearing cap bolts to 74 Nm (54 ft. lbs.) in the sequence shown.


Loosely tighten each connecting rod nut to the bolt.
Then tighten the nuts alternately to a torque of 34 Nm (25 ft. lbs.) to install the cap properly.
Make a paint mark on the head of each nut.
Make a paint mark on the bolt end at the position 90 - 100° from the paint mark made on the nut in the direction of tightening the nut.
Give a 90 - 100° turn to the nut and make sure that the paint mark on the nut and that on the bolt are in alignment.


Flex Plate or Flywheel Mounting Bolts 72 - 76 Nm (53 - 56 ft. lbs.)