Civic Si L4-2.0L (2004)
4. Install the upper spring seat and the spring on a commercially available strut spring compressor (A), and compress the spring lightly.
5. Insert the damper unit (B) up through the compressed spring.
6. Align the bottom of the spring (C) and the stepped part (D) of the lower spring seat.
7. Check that the cutout (A) in the side of the upper spring seat (B) is in position shown. If the cutout is out of position, remove all of the components
from the spring compressor. Go to step 2, and reassemble the spring and upper spring seat accordingly.
Left side
Right side
8. Hold the bottom of the damper with your hand, and compress the spring. Do not compress the spring excessively.
9. Install the 12 mm nut (A) on the damper shaft (B). Hold the damper shaft with a hex wrench (C), and tighten the 12 mm nut to the specified torque.
10. Remove the damper assembly from the strut spring compressor.