Mazda RX-8 Workshop Manual page 2146

Pilot Bearing, Oil Seal Installation Note
1. Install the pilot bearing using the SSTs.
NOTE:
Bearing outer diameter: 20 mm {0.787 in}
Press-in depth: 11.5—12.25 mm {0.453—0.482 in}
2. Install a new oil seal using the SSTs.
Clutch Disc Installation Note
1. Clean the splines of the clutch disc and the main drive gear with a brush.
2. Spread a thin layer of clutch grease on the splines.
3. Secure the clutch disc to the flywheel using the SSTs.
Clutch Cover Installation Note
1. Align the clutch cover with the flywheel knock pin and install.
2. Tighten the bolts evenly and gradually in the order shown in the figure.