TSRM/MK2 Supra/Repair Manual
Repair ManualWiring Diagrams
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CL/Clutch, page 9

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Clutch — MK2 Supra Clutch, page 9
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Page text (OCR transcript)
(b) Using SST, install the pilot bearing.
SST 09304-30012

6. INSPECT DIAPHRAGM SPRING FOR WEAR
Using calipers, measure the diaphragm spring for depth and width of wear.
Limit: Depth 0.6 mm (0.024 in.)
       Width 5.0 mm (0.197 in.)

7. IF NECESSARY, REPLACE PRESSURE PLATE
(a) Drill out the rivet heads.
(b) Using a punch, drive out the rivets.

(c) Install a new pressure plate with special pressure plate bolts and nuts. Torque the nuts.
Torque: 250 kg·cm (18 ft·lb, 25 N·m)
(d) Stake the nuts.

8. INSPECT RELEASE BEARING
Turn the bearing by hand while applying force in the axial direction.
NOTE: The bearing is permanently lubricated and requires no cleaning or lubrication.