TSRM/MK2 Supra/Repair Manual
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A/Service Specifications — Brake System Specifications, page 24

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Brake System Specifications — MK2 Supra Service Specifications, page 24
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Page text (OCR transcript)
BRAKE SYSTEM
Specifications

Brake
Pedal height (from asphalt sheet)
154 — 164 mm
6.06 — 6.46 in.
Pedal freeplay
3 — 6 mm
0.12 — 0.24 in.
Pedal reserve distance at 50 kg (110.2 lb, 490 N)
More than 75 mm (2.95 in.)

Brake booster
Booster push rod to piston clearance
at Idling vacuum
0.1 — 0.5 mm
0.004 — 0.020 in.
at No vacuum
0.60 — 0.65 mm
0.0236 — 0.0256 in.
w/ SST
0 mm
0 in.

Front brake
Disc thickness
STD
20 mm
0.79 in.
Limit
19 mm
0.75 in.
Disc runout
Limit
0.15 mm
0.0059 in.
Pad thickness
STD
10.5 mm
0.413 in.
Limit
3.0 mm
0.118 in.

Rear brake
Disc thickness
STD
18 mm
0.71 in.
Limit
17 mm
0.67 in.
Disc runout
Limit
0.15 mm
0.0059 in.
Pad thickness
STD
10.5 mm
0.413 in.
Limit
3.0 mm
0.118 in.

Parking brake
Rear drum inner diameter
STD
167 mm
6.57 in.
Limit
168 mm
6.61 in.
Lining thickness
STD
2.0 mm
0.079 in.
Limit
1.0 mm
0.039 in.
Lever travel
at 20 kg (44.1 lb, 196 N)
5 — 8clicks
Clearance between rear shoe and lever
0 — 0.35 mm
0 — 0.0138 in.