Pontiac FIREBIRD 1972 Service Manual page 435

5-32 1972 PONTIAC SERVICE MANUAL
Out-of-round
Secondary
........................................................
.265"
Maximum
.....................................................
.002" Effective braking surface area
....................
149.4 sq. in.
Eccentricity
..............................................................
Front .005"
Rear
...............................................................
406"
Rapid change of runout:
MASTER CYLINDER BORE
REVERSALS:
SURFACE FINISH:
FLUID
Standard system
..................................................
1"
Disc brake system
................................................
1.125"
PEDAL HEIGHT
(Underside of Pedal Pad to Floor Pan)
Fluid that complies with heavy-duty standards of SAE
A Series (Standard System)
............................
7 1/8"
70-R-3 specifications.
A
&
G Series (Power Brake)
..........................
4 1/2"
F Series (Standard Disc)
........................................
7"
LINING
F Series (Power Disc)
..............................................
5"
Width
Front
................................................................
2 1/2"
WHEEL CYLINDER BORE
Rear
.....................................................................
2"
....................................................................
Thickness (Front and Rear)
Front 1 1/8"
Primary
............................................................
.196" Rear
..........................................................................
7/8"
TORQUE SPECIFICATIONS
Torque in Ib. ft. Unless Otherwise Specified.
B SERIES
A, F A N D G SERIES
APPLICATION TORQUE APPLICATION
TORQUE
Bolt-Wheel Cylinder to Backing
......................................................
Plate (Rear) 14 1/2
..............
Bolt and Nut-Rear Brake to Axle Housing
35
Screw-Wheel Cylinder Bleeder
........................
75 lb. in.
............
Bolt and Nut-Brake and Clutch Pedal Shaft
30
Nut-Brake and Clutch Pedal Mtg. Bracket
to Dash
....................................................................
24
Bolt-Parking Brake Lever to Instrument
Panel
.......................................................................
8
Nut-Parking Brake Lever to Dash
..............................
8
Nut-Brake Master Cylinder to Dash
..........................
24
Bolt-Parking Brake Rear Cable Anchor to
Brake
.................................................................
25
Screw-Front Brake Hose Bracket to Frame
................
8
Screw-Rear Brake Hose Bracket to Axle
Housing
....................................................................
8
Screw-Brake Pipe Distributor Block Bracket
....................................................................
to Frame 8
Nut-Brake Pipe Conqector
..........................................
18
Front brake to steering knuckle-lower bolt
and nut
....................................................................
75
Front brake to steering knuckle-upper bolt
(bolt lubricated)
......................................................
100
Rear brake to axle housing bolt and nut
..................
35
............................
Brake master cylinder to dash nut
24
Wheel cylinder to backing plate bolt
............................
8
..............
Wheel brake cylinder bleeder screw
75 lb. in.
Parking brake lever to dash nut
..................................
8
..................
Parking brake front cable to equalizer nut 6
Parking brake lever to instrument panel
bolt
..............................................................................
8
Screw-Front brake hose bracket to frame
....................
8
Screw-Rear brake hose bracket to axle
housing
.................................................................
8
Screw-Brake pipe distributor block bracket
to frame
......................................................................
8