Baja F4-2.5L SOHC (2003)
1. Install a new seal ring to piston.
2. Apply ATF to the seal ring.
3. Insert the piston fully into upper valve body.
4. Install the spring and four steel balls to specified positions of upper valve body.
5. Align the hole in side plate with the hole in separator plate, and then install support plate and upper separator plate to middle valve body.
Tightening torque: 8 Nm (0.8 kgf-m, 5.8 ft. lbs.)