Bleeding System

See Hydraulic Brake Bleeding in this Section.

TIGHTENING SPECIFICATIONS

Application		Ft. Lbs.
Buick
	With 9 1/2" Drums	70
	All Others	75
Cadillac
	Exc. 1973	105
	1973	130
Chevrolet		70
Oldsmobile
	88, 98, Custom Cruiser	85
	Toronado	130
	All Other Models	80
Pontiac
	Catalina, Bonneville, Grand Ville	75
	LeMans, Grand Prix, Firebird	70
	Ventura	65

BRAKE LINING SPECIFICATIONS (METALLIC SEGMENT TYPE)

CAR MODEL

Year

DIMENSIONS OF EACH SEGMENT

NUMBER OF SEGMENTS

WIDTH

LENGTH

THICKNESS

Front

Rear

Front

Rear

Primary

Secondary

Primary

Secondary

Chevrolet

1965-67

1.37"

1.64"

.175"

.295"

⁽¹⁾

Chevy II

1965-67

1.25"

1.64"

.175"

.285"

Chevelle & Camaro

1965-67

1.25"

1.64"

.175"

.285"

Oldsmobile F-85 & Jetstar 88

1965-67

1.25"

1.64"

.175"

.295"

⁽¹⁾	Front 12; Rear 10.

1965 BRAKE LINING SPECIFICATIONS

Car Model

Drum Diam.

Width

Length

Thickness

Front

Rear

Primary

Secondary

Primary

Secondary

Buick

12"

2 1/4"

9.90"

12.85"

.220"

.254"

Buick Special

9 1/2"

2 1/2

⁽¹⁾2"

7.65"

9.92"

.196"

.265"

Buick Gran Sport

9 1/2"

2 1/2"

7.40"

9.92"

.196"

.265"

Cadillac 75 & Comm. Chassis

12"

2" 1/2"

2 1/2"

11.00"

12.99"

.254"

.274"

All Others

12"

2 1/2"

11.00"

12.36"

.254"

Chevrolet

11"

2 3/4"

9.25"

11.63"

.168"

Chevelle

9 1/2"

2 1/2"

9.01"

9.75"

.170"

.200"

Chevy II

2 1/2"

9.01"

9, 75"

.170"

.200"

Corvair

2 1/2"

9.01"

9.75"

.170"

.200"

Oldsmobile⁽³⁾

11"

2 3/4"

⁽²⁾2"

9.375"

12.00"

.250"

.313"

Oldsmobile F-85, Cutlass & Jetstar 88⁽⁴⁾

9 1/2"

2 1/2"

7.50"

9.875"

.188"

.250"

Pontiac

11"

2 3/4"

8.88"

11.52"

.220"

Pontiac Tempest

9 1/2"

2 1/2"

7.50"

9.88"

.196"

.265"

⁽¹⁾	2 1/2" for 120" wheelbase station wagons.

⁽²⁾	2 1/2" for 98 models.

⁽³⁾	Includes station wagons with 120" wheelbase

⁽⁴⁾	Except station wagons with 120" wheelbase.

1965 BRAKE SYSTEM SPECIFICATIONS

Car Model

Drum Diam.

Wheel Cyl. Diam.

Master Cyl.

% Braking Power

Front

Rear

Diameter

Front

Rear

Buick

12"

1 1/8"

Buick Special

9 1/2"

1 1/16"

⁽¹⁾15/16"

Cadillac

Comm. Chassis

12"

1 3/16"

1 1/8"

52.8

47.2

All Others

12"

1 3/16"

Chevrolet

11"

1 3/16"

⁽²⁾1"

58.5

41.5

Chevelle

9" 1/2"

1.1/12"

15/16"

⁽²⁾1"

59.5

40.5

Chevy II

9 1/2"

1 1/16"

15/16"

⁽²⁾1"

59.5

40.5

Corvair

9 1/2"

7/8"

15/16"

Oldsmobile F-85, Cutlass, Jetstar 88

9 1/2"

1 1/16"

⁽³⁾15/16"

⁽⁴⁾1"

⁽⁵⁾59.6

⁽⁵⁾40.4

All Others

11"

1 1/8"

⁽⁶⁾1"

Pontiac

11"

1 3/16"

15/16"

61.4

38.6

Pontiac Tempest

9 1/2"

1 1/8"

15/16"

56.3

43.7

⁽¹⁾	1" for Sportwagon.

⁽²⁾	7/8" with Metallic (Segment) lining.

⁽³⁾	I" for station wagon with 120" wheelbase.

⁽⁴⁾	7/8" for heavy duty models (except Jetstar 88 which is 1" with standard brakes, 7/8" with power brakes).

⁽⁵⁾	Station wagons with 120" wheelbase are 53% front, 47% rear.

⁽⁶⁾	7/8" for heavy duty models (except Jetstar 88 which is 1" with standard brakes, 7/8" with power brakes).

1966 BRAKE LINING SPECIFICATIONS

Car Model

Drum Diam.

Width

Length

Thickness

Front

Rear

Primary

Secondary

Primary

Secondary

Buick

11"

2 1/2"

9.90"

12.85"

.196"

.260"

Buick Special

9 1/2"

2 1/2"

⁽¹⁾2"

⁽²⁾7.65"

9.92"

.196"

.260"

Cadillac 75 & Comm. Chassis

12"

2 1/2"

11.00"

12.36"

⁽³⁾.260"

⁽⁴⁾.280"

All Others

12"

2 1/2"

11.00"

12.36"

.260"

.280"

Chevrolet

11"

2 3/4"

9.25"

12.6406"

.168"

68"

Chevelle

9 1/2"

2 1/2"

9.00

9.75"

⁽⁵⁾.170"

Chevy 11, Corvair

2 1/2"

9.00"

9.75"

⁽⁵⁾.170"

Oldsmobile

11"

2 3/4"

⁽⁶⁾2"

9.375"

12.00"

.250"

.3125"

Oldsmobile F-85, Cutlass, Jetstar 88

9 1/2"

2 1/2"

⁽⁷⁾2"

7.50"

9.875"

.1875"

.250"

Pontiac

11"

2 3/4"

8.88"

11.52"

.220"

.265"

Pontiac Tempest

9" 1/2"

2 1/2"

7.60"

9.85

.196

.265"

⁽¹⁾	1 for station wagons with rear wheels.

⁽²⁾	7 8" with heavy duty brakes.

⁽³⁾	.230" for rear wheels.

⁽⁴⁾	.260" for rear wheels.

⁽⁵⁾	.200" for rear wheels.

⁽⁶⁾	21 2" for 98 models.

⁽⁷⁾	2 1 2" for station wagons with 120" wheelbase.

1966 BRAKE SYSTEM SPECIFICATIONS

Car Model

Drum Diam.

Wheel Cyl. Diam.

Master Cyl. Diameter

% Braking Power

Front

Rear

Front

Rear

Buick

12"

1 1/16"

15/16"

Gran Sport

9 1/2"

1 1/8"

15/16"

Sport Wagon

9 1/2"

1 1/16"

All Others

9 1/2"

1 1/16"

15/16"

Cadillac

Comm. Chassis

12"

1 3/16"

1 1/8"

52.8

47.2

All Others

12"

1 3/16"

58.6

41.4

Chevrolet

11"

1 3/16"

58.5

41.5

Chevelle

9 1/2"

1 1/8"

15/16"

59.4

40.6

Chevy II

9 1/2"

1 1/16

7/8"

59.4

40.6

Oldsmobile F-85, Cutlass

9 1/2"

1 1/16"

⁽¹⁾15/16"

⁽²⁾1"

Jetstar 88

9 1/2"

1 1/16"

15/16"

⁽²⁾ 1"

59.6

40.4

Starfire. 88, 98

11"

1 1/8"

⁽²⁾ 1"

Toronado

11"

1 1/8"

⁽²⁾ 1"

Pontiac

11"

1 3/16"

15/16"

⁽²⁾1"

61.4

38.6

Pontiac Tempest

9 1/2"

1 1/8"

15/16"

⁽²⁾ 1"

59.3

40.7

⁽¹⁾	1" for station wagons with 120" wheelbase.

⁽²⁾	7/8" with heavy duty or power brakes.

1967 BRAKE LINING SPECIFICATIONS

Car Model

Drum Diam.

Width

Length

Thickness

Front

Rear

Primary

Secondary

Primary

Secondary

Buick

11"

2 1/4"

9.90"

12.85"

.220"

.316"

Buick Special

9 1/2"

⁽¹⁾2"

7.65"

9.92"

.196"

.265"

Cadillac Eldorado

12"

2 3/4"

12.00"

.200"

.290"

75 & Comm. Chassis

12"

2 1/2"

2"/2"

11.00"

12.36"

.260"

.280"

All Others

12"

2 1/2"

11.00"

12.36"

⁽²⁾.260"

⁽³⁾.280"

Chevrolet

11"

2 3/4"

9.25"

11.6406"

.168"

Chevelle

9 1/2"

2 1/2"

9.00"

9.75"

.17"

.290"

Chevy II, Camaro

2 1/2"

9.00"

9.75"

⁽⁴⁾.17

.290"

Oldsmobile Toronado

11"

2 3/4"

12.00"

.200"

.290"

F-85

9 1/2"

2 1/2"

⁽⁵⁾2"

7.50"

9.875"

.1875"

.250"

All Others

11"

2 3/4"

(6)2"

9.375"

12.00"

.250"

.3125"

Pontiac

11"

2 1/2"

7.60"

9.85"

.196"

.265"

Pontiac Tempest

9 1/2"

2 3/4"

8.88"

11.52"

.220"

.265"

⁽¹⁾	2 1/2" for Sportswagon.

⁽²⁾	.230" for rear wheel.

⁽³⁾	.260" for rear wheels.

⁽⁴⁾	Camaro with 302" engine is.410" (front).170" (rear primary), 200" (rear secondary).

⁽⁵⁾	2 1/2" for station wagons with 120" wheelbase. (6) - 2 1/2" for 98 models.

1967 BRAKE SYSTEM SPECIFICATIONS

Car Model

Drum Diam.

Wheel Cyl. Diam.

Master Cyl.

% Braking Power

Front

Rear

Diameter

Front

Rear

Buick

12"

1 1/16"

15/16"

Gran Sport

9 1/2"

1 1/8"

15/16"

Sport Wagon

9 1/2"

1 1/16"

All Others

9 1/2"

1 1/16"

15/16"

Cadillac

Comm. Chassis

12"

1 3/16"

1 1/8"

52.8

47.2

All Others

12"

1 3/16"

58.6

41.4

Chevrolet

11"

1 3/16"

58.5

41.5

Chevelle

9 1/2"

1 1/8"

15/16"

59.4

40.6

Chevy II

9 1/2"

1 1/16"

7/8"

59.4

40.6

Oldsmobile F-85 & Cutlass

9 1/2"

1 1/16

⁽¹⁾15/16"

⁽²⁾1"

Jetstar 88

9 1/2"

1 1/16"

15/16

⁽²⁾1"

59.6

40.4

Starfire 88, 98

11"

1 1/8"

⁽²⁾1"

Toronado

11"

1 1/8"

⁽²⁾1"

Pontiac

11"

1 3/16"

15/16"

⁽²⁾1"

61.4

38.6

Pontiac Tempest

9 1/2"

1 1/8"

15/16"

⁽²⁾1"

59.3

40.7

⁽¹⁾	1" for station wagons with 120" wheelbase.

⁽²⁾	7/8" with heavy duty or power brakes.

1968 BRAKE LINING SPECIFICATIONS

Car Model

Drum Diam.

Width

Length

Thickness

Front

Rear

Primary

Secondary

Primary

Secondary

Buick LeSabre, Wildcat, Electra, Riviera

11"

2 1/4"

9.90"

12.85"

.220"

.316"

Buick Special, Gran Sport, Skylark Sportwagon

9 1/2"

2 1/2"

⁽¹⁾2"

7.65"

9.92"

.196"

.265"

Cadillac Eldorado

12"

2 3/4"

12.00"

.200"

.290"

75 & Comm. Chassis

12"

2 1/2"

11.00

12.36"

.260"

.280"

All Others

12"

2 1/2"

11.00"

12.36"

⁽²⁾.260"

⁽³⁾.280"

Chevrolet

11"

2 3/4"

9.25"

11.64"

.168"

Chevelle

9 1/2"

2 1/2"

9.00"

9.75"

.17"

.20"

Chevy II, Camaro

2 1/2"

9.00"

9.75"

⁽⁴⁾.17"

.20"

Oldsmobile Toronado

11"

2 3/4"

⁽⁵⁾12.00"

12.00"

.200"

.290"

F-85, Cutlass, 4-4-2, Vista Cruiser

9 1/2"

2 1/2"

⁽⁶⁾2"

7 1/2"

9 7/8"

3/16"

1/4"

Delmont, Delta, & 98

11"

2 3/4"

⁽⁶⁾2"

9 3/8"

12"

1/4"

5/16"

Pontiac

11"

2 3/4"

7.60"

9.85"

.220"

.260"

Tempest & Firebird

9 1/2"

2 1/2"

8.88"

11.52"

.196"

.265"

⁽¹⁾	Sportwagon is 2 1/2".

⁽²⁾	.230" for rear wheels.

⁽³⁾	.260" for rear wheels.

⁽⁴⁾	302" Camaro is.410 (front).170" (rear primary).200" (rear secondary).

⁽⁵⁾	9.00" (rear primary).

⁽⁶⁾	2 1/2" for Vista Cruiser & "98" models.

1968 BRAKE SYSTEM SPECIFICATIONS

Car Model

Drum Diam.

Wheel Cyl. Diam.

Master Cyl.

% Braking Power

Front

Rear

Diameter

Front

Rear

Buick LeSabre, Wildcat, Electra, Riviera

12"

1 3/16"

⁽¹⁾1"

⁽²⁾58.5

⁽²⁾41.5

Sportwagon

9.5"

1 1/8"

55.9

44.1

All Others

9.5"

1 1/8"

7/8"

62.3

37.7

Cadillac

Comm. Chassis

12"

1 3/16"

1 1/8"

52.8

47.2

All Others

12"

1 3/16"

58.6

41.4

Chevrolet

11"

1 3/16"

58.5

41.5

Chevelle

9 1/2"

1 1/8"

15/16"

59.4

40.6

Chevy II

9 1/2"

1 1/8"

7/8"

59.4

40.6

Oldsmobile

F-85, Cutlass, 4-4-2

9 1/2"

1 1/8"

7/8"

Vista-Cruiser

9 1/2"

1 1/8"

Delmont & Delta 88

11"

1 1/8"

Ninety-Eight

11"

1 1/8"

Toronado

11"

⁽³⁾1.94"

⁽³⁾.88"

Pontiac

11"

1 1/8"

15/16"

61.4

38.6

Tempest & Firebird

9 1/2"

1 1/8"

7/8"

59.3

40.7

⁽¹⁾	Riviera 15/16".

⁽²⁾	Riviera 61.5-38.5.

⁽³⁾	Disc Brakes

1969 BRAKE LINING SPECIFICATIONS

Car Model

Drum Diam.

Width

Length

Thickness

Front

Rear

Primary

Secondary

Primary

Secondary

Buick

Special, GS-350, GS-400, Skylark

9.5"

2.50"

2.00"

7.65"

9.92"

.096"

.165"

Sportwagon

9.5"

2.50"

7.65"

9.92"

.096"

.165"

LeSabre, Wildcat, Electra, Riviera

12"

2.25"

2.00"

9.90"

12.85"

.220"

.316"

Cadillac

Comm. Chassis

12"

⁽¹⁾

2.50"

11.00"

12.36"

.260"

.280"

Eldorado

11"

⁽¹⁾

2.00"

9.00"

12.00"

.200"

.290"

All Others

12"

⁽¹⁾

2.50"

11.00"

12.36"

.240"

.260"

Chevrolet Division

Chevy Nova, Camaro & Chevelle

9.5"

2.50"

2.00"

9.01"

9.75"

.170"

.200"

Chevrolet

11"

2.75"

2.00"

9.25"

11.63"

.168"

Corvair

9.5"

2.00"

2.50"

9.01"

9.75"

.170"

.200"

Oldsmobile

F-85, Cutlass, 442, Vista Cruiser

9.5"

2.50"

2.00" ⁽²⁾

7.50"

9.875"

.1875"

.250"

Delta 88, 98

11"

2.75"

2.00" ⁽³⁾

9.375"

12"

.250"

.3125"

Toronado

11"

2.75"

2.00"

⁽⁴⁾

12"

.250"

.3125"

Pontiac

Firebird, Tempest, Grand Prix

9.5"

2.50"

2.00"

..........

.196"

.265"

All Others

11"

2.75"

2.00"

..........

.220"

.260"

⁽¹⁾	Disc Brake on front wheels.

⁽²⁾	2.50" on Vista Cruiser.

⁽³⁾	2.50" on 98 Series Vehicles.

⁽⁴⁾	Front Primary - 12"; Rear Primary - 9".

1969 BRAKE SYSTEM SPECIFICATIONS

Car Model

Drum Diam.

Wheel Cylinder Diameter

Master Cylinder Diameter

Front

Rear

Buick

Special, GS-350, GS-400, Skylark

9.495-9.505"

1-1/8"

⁽¹⁾ 7/8"

LeSabre, Wildcat, Electra, Riviera

11.997-12.022"

1-3/16"

⁽²⁾ 1"

Cadillac

Except Eldorado

12.00"

⁽³⁾

⁽⁴⁾13/16"

Eldorado

11.00"

⁽³⁾

7/8"

1.125"

Chevrolet Div.

Chevy Nova, Camaro & Chevelle

9.5"

1.125"

⁽⁵⁾.875"

1.00"

Chevrolet

11.00"

1.1875"

1.00"

Corvair

9.5"

.875"

.938"

1.00"

Oldsmobile

F-85, Cutlass, 442, Vista Cruiser

9.5"

1-1/8"

⁽⁶⁾7/8"

Delta 88, 98

11"

1-3/16"

Toronado

11"

1-3/16"

Pontiac

Firebird, Tempest

9.5"

1-1/8"

7/8"

Pontiac

11"

1-1/8"

7/8"

Grand Prix

9.5"

1-1/8"

7/8"

⁽¹⁾	Sportwagon 1".

⁽²⁾	Riviera 15/16".

⁽³⁾	Disc brakes on front wheels.

⁽⁴⁾	Fleetwood 75 7/8", Comm'l. Chassis 15/16".

⁽⁵⁾	Chevelle.9375".

⁽⁶⁾	Vista Cruiser 1".

1970 BRAKE LINING SPECIFICATIONS

Car Model

Drum Diam.

Width

Length

Thickness

Front

Rear

Primary

Secondary

Primary

Secondary

Buick

Special, GS-350, GS-400, Skylark

9.5"

2.50"

⁽¹⁾2"

7.65"

9.92"

.196"

.265"

LeSabre, Wildcat, Electra Riviera

12"

2.25"

9.90"

12.85"

.220"

.316"

Cadillac

Except Eldorado, 75 & Comm.

12"

⁽⁴⁾

2.5"

11.00"

12.36"

⁽²⁾.260"

⁽³⁾.280"

Eldorado

11"

⁽⁴⁾

9.00"

12.00"

.200"

.290"

75 & Comm. Chassis

12"

⁽⁴⁾

2.5"

11.00"

12.36"

.260"

.280"

Chevrolet

Camaro, Monte Carlo

9.5"

⁽⁴⁾

9.00"

9.75"

.170"

.200"

Chevelle, Chevy Nova

9.5"

2.50"

9.00"

9.75"

.170"

.200"

Chevrolet

11"

2.75"

9.25"

11.63"

.168"

Oldsmobile

Cutlass, F-85, 4-4-2, Vista Cruiser

9.5"

2.50"

⁽⁶⁾2"

7.63"

9.91"

.190"

.270"

Delmont, Delta 88 & 98

11"

2.75"

⁽⁶⁾2"

8.90

11.60"

.200"

.290"

Toronado

11"

⁽⁴⁾

⁽⁵⁾8.90"

11.60"

.200"

.290"

Pontiac

Tempest

9.5"

2.50"

8.88"

11.52"

.196"

.265"

Firebird

9.5"

⁽⁴⁾

8.88"

11.52"

.196"

.265"

Pontiac

11"

2.75"

7.60"

9.85"

.220"

.260"

⁽¹⁾	Sportwagon is 2.50".

⁽²⁾	.230" for rear wheels.

⁽³⁾	.260" for rear wheels.

⁽⁴⁾	Front disc brakes are standard equipment on these models.

⁽⁵⁾	9.00" (rear primary).

⁽⁶⁾	2.50" for Vista Cruiser & "98" models.

1970 BRAKE SYSTEM SPECIFICATIONS

Car Model

Drum Diameter

Wheel Cylinder Diameter

Master Cylinder Diameter

Front

Rear

Buick

Special, GS-350, GS-400, Skylark

9.5"

1.125"

⁽¹⁾1.875"

LeSabre, Wildcat, Electra, Riviera

12"

1.188"

⁽²⁾1"

Cadillac

Except Eldorado

12"

⁽³⁾

⁽⁴⁾.813"

Eldorado

11"

⁽³⁾

.875"

1.125"

Chevrolet

Chevy Nova, Chevelle

9.5"

1.125"

⁽⁵⁾.875"

Chevrolet

11"

1.188"

Camaro

9.5"

⁽³⁾

.875"

1.125"

⁽¹⁾	Sportwagon: 1".

⁽²⁾	Riviera:938".

⁽³⁾	Disc brakes standard on front wheels.

⁽⁴⁾	Fleetwood 75:875". Commercial Chassis:938".

⁽⁵⁾	Chevelle:938".

Car Model

Drum Diameter

Wheel Cylinder Diameter

Master Cylinder Diameter

Front

Rear

Oldsmobile

F-85, Cutlass, 4-4-2, Vista Cruiser

9.5"

1.125"

⁽²⁾.875"

Delta 88, 98

11"

1.188"

.938"

Toronado

11"

1.188"

.938"

Pontiac

Tempest

9.5"

1.125"

.875"

Firebird

9.5"

⁽¹⁾

.875"

1.125"

Pontiac

11"

1.125"

.938"

Grand Prix

9.5"

1.125"

.875"

⁽¹⁾	Disc brakes standard on front wheels.

⁽²⁾	Vista Cruiser: 1". Station Wagon:938".

1971 BRAKE LINING SPECIFICATIONS

Car Model

Drum Diam.

Width

Length

Thickness

Front

Rear

Primary

Secondary

Primary

Secondary

Buick

Centurion, Electra 225, Riviera, LeSabre, LeSabre Custom

11.0"

⁽¹⁾

2.0"

8.93"

11.58"

.232"

.272"

Skylark, Skylark Custom, G.S.

9.5"

2.5"

2.0"

7.57"

9.83"

.196"

.265"

Sportswagon

9.5"

⁽¹⁾

2.0"

7.57"

9.83"

.196"

.265"

Estate Wagon

12.0"

⁽¹⁾

2.0"

9.90"

12.85"

.236"

.296"

Cadillac

Except Eldorado & Comm. Chassis

12.0"

⁽¹⁾

2.5"

11.00"

12.36"

.240"

.260"

Eldorado

11.0"

⁽¹⁾

2.0"

9.00"

12.00"

.200"

.290"

Commercial Chassis

12.0"

⁽¹⁾

2.5"

11.00"

12.36"

.240"

.260"

Chevrolet

Chevrolet Sedan & Coupe

11.0"

⁽¹⁾

2.0"

8.63"

11.19"

.210"

Station Wagon

12.0"

⁽¹⁾

2.0"

8.88"

11.52"

.220"

Chevelle, Chevy Nova

9.5"

⁽²⁾ 2.5"

2.0"

9.01"

9.75"

.170"

.200"

Camaro, Monte Carlo

9.5"

⁽¹⁾

2.0"

9.01"

9.75"

.170"

.200"

Oldsmobile

Custom Cruiser Station Wagon, & Models with H.D. Brakes

12.0"

⁽¹⁾

2.0"

10.00"

13.00"

.220"

.284"

88, 98

11.0"

⁽¹⁾

2.0"

9.00"

11.50"

.200"

.260"

Toronado

11.0"

⁽¹⁾

2.0"

8.90"

11.60"

.200"

.290"

Vista Cruiser

9.5"

⁽¹⁾

2.5"

7.63"

9.91"

.190"

.270"

All Other Models

9.5"

2.5"

2.0"

7.63"

9.91"

.190"

.270"

Pontiac

Catalina, Catalina Brougham, Grandville, Bonneville, Except Station Wagon

11.0"

⁽¹⁾

2.0"

8.88"

11.52"

.230"

.270"

Station Wagon

12.0"

⁽¹⁾

2.0"

9.45"

12.58"

.230"

.290"

Ventura II

9.5"

2.5"

2.0"

9.01"

9.75"

.170"

.200"

All Other Models

9.5"

2.5"

2.0"

7.60"

9.85"

.196"

.265"

⁽¹⁾	Front disc brakes standard.

⁽²⁾	Chevelle - Front disc brakes standard with 454 SS option and all V-8 wagons except Nomad.

1971 BRAKE SYSTEM SPECIFICATIONS

Car Model

Drum Diam.

Wheel Cylinder Diameter

Master Cylinder Diameter

Front

Rear

Buick

Centurion, Electra 225, Riviera, LeSabre, LeSabre Custom

11.0"

⁽¹⁾

.9375"

1.000"

Skylark, Skylark Custom, G.S.

9.5"

1.125"

.875"

1.000"

Sportswagon

9.5"

⁽¹⁾

.875"

1.000"

Estate Wagon

12.0"

⁽¹⁾

1.000"

1.125"

Cadillac

Except Eldorado & Comm. Chassis

12.0"

⁽¹⁾

.9375"

1.125"

Eldorado

11.0"

⁽¹⁾

.9375"

1.125"

Commercial Chassis

12.0"

⁽¹⁾

1.000"

1.125"

Chevrolet

Chevrolet Sedan & Coupe

11.0"

⁽¹⁾

.8125"

1.125"

Station Wagon

12.0"

⁽¹⁾

1.000"

1.125"

Chevelle, Chevy Nova

9.5"

1.125"

.875"

⁽²⁾ 1.000"

Camaro, Monte Carlo

9.5"

⁽¹⁾

.875"

1.125"

Oldsmobile

Custom Cruiser Station Wagon, & Models with H.D. Brakes

12.0"

⁽¹⁾

1.000"

1.125"

88, 98, Toronado

11.0"

⁽¹⁾

.9375"

1.125"

Vista Cruiser

9.5"

⁽¹⁾

1.000"

1.125"

All Other Models

9.5"

1.125"

.875"

1.000"

Pontiac

Catalina, Catalina Brougham, Grandville, Bonneville, Except Station Wagon

11.0"

⁽¹⁾

.9375"

1.125"

Station Wagon

12.0"

⁽¹⁾

.9375"

1.125"

All Other Models

9.5"

1.125"

.875"

⁽²⁾ 1.000"

⁽¹⁾	Front disc brakes standard.

⁽²⁾	1.125", if equipped with front disc brakes.

1972 BRAKE LINING SPECIFICATIONS

Car Model

Drum Diam.

Width

Length

Thickness

Front

Rear

Primary

Secondary

Primary

Secondary

Buick

Skylark, Skylark Custom, G.S., Sportwagon

9.5"

2.50"

2.00"

7.65"

9.92"

.196"

.265"

Estate Wagon

12"

⁽¹⁾

2.00"

9.90"

12.85"

.236"

.296"

All Other Models

11"

⁽¹⁾

2.00"

8.93"

11.58"

.232"

.275"

Cadillac

Except Eldorado

12.0"

⁽¹⁾

2.50"

11.00"

12.36"

.24"

.26"

Eldorado

11.0"

⁽¹⁾

2.00"

9.00"

12.00"

.20"

.29"

⁽¹⁾	Equipped with front disc brakes.

Car Model

Drum Diam.

Width

Length

Thickness

Front

Rear

Primary

Secondary

Primary

Secondary

Chevrolet

Camaro

9.5"

⁽¹⁾

2.0"

9.01"

9.75"

.17"

.20"

Chevrolet Sedan & Coupe

11.0"

⁽¹⁾

2.0"

8.63"

11.19"

.21"

Station Wagon

12.0"

⁽¹⁾

2.0"

9.45"

12.58"

.23"

Monte Carlo

9.5"

⁽¹⁾

2.0"

9.01"

9.75"

.17"

Chevelle, Nova

9.5"

2.5"

2.0"

9.01"

9.75"

.17"

.20"

Oldsmobile

Custom Cruiser

12.0"

⁽¹⁾

2.0"

9.90"

12.85"

.220"

.316"

88, 98

11.0"

⁽¹⁾

2.0"

9.00"

11.50"

.220"

.260"

Toronado

11.0"

⁽¹⁾

2.0"

8.90"

11.60"

.200"

.290"

Vista Cruiser

9.5"

2.5"

7.63"

9.91"

.190"

.270"

All Other Models

9.5"

2.5"

2.0"

7.63"

9.91"

.190"

.270"

Pontiac

Catalina, Catalina Brougham, Bonneville, Grand Ville (Exc Station Wagon)

11"

⁽¹⁾

8.88"

11.52"

.220"

.260"

Station Wagon

12"

⁽¹⁾

9.45"

12.58"

.220"

.260"

Ventura II

9.5"

2.5"

9.01"

9.75"

.017"

.020"

All Other Models

9.5"

2.5"

7.6"

9.85"

.196"

.265"

⁽¹⁾	Equipped with front disc brakes.

1972 BRAKE SYSTEM SPECIFICATIONS

Car Model

Drum Diam.

Wheel Cylinder Diameter

Master Cylinder Diameter

Front

Rear

Buick

Skylark, Skylark Custom, G.S., Sportswagon

9.5"

1 1/8"

7/8"

⁽¹⁾ 1"

Estate Wagon

12"

⁽²⁾

1 1/8"

All Other Models

11"

⁽²⁾

15/16"

1 1/8"

Cadillac

Except" Eldorado & Comm. Chassis

12.0"

⁽²⁾

15/16"

1.125"

Eldorado

11.0"

⁽²⁾

15/16"

1.125"

Commercial Chassis

12.0"

⁽²⁾

1.125"

Chevrolet

Camaro, Monte Carlo

9.5"

⁽²⁾

.875"

1.125"

Chevrolet Sedan & Coupe

11.0

⁽²⁾

.9375"

1.125"

Station Wagon

12.0"

⁽²⁾

1.0"

1.125"

Chevelle, Nova

9.5"

1.125"

.875"

⁽³⁾1.00"

Oldsmobile

88, 98, Toronado

11.0"

⁽²⁾

.94"

1.125"

Custom Cruiser

12.0"

⁽²⁾

1.0"

1.125"

All Other Models

9.5"

1.125"

.875"

1.000"

Pontiac

Catalina, Catalina Brougham, Bonneville, Grand Ville (Except Station Wagon)

11.0"

⁽²⁾

15/16"

1.125"

Station Wagon

12.0"

⁽²⁾

15/16"

1.125"

All Other Models

9.5"

1 1/8"

7/8"

⁽³⁾ 1.00"

⁽¹⁾	1 1/8" if equipped with front disc brakes.

⁽²⁾	Equipped with front disc brakes.

⁽³⁾	1.125" if equipped with front disc brakes.

1973 BRAKE SYSTEM SPECIFICATIONS

Application

Drum Diam.

Wheel Cylinder Diameter

Master Cylinder

Front

Rear

Diameter

Buick

Century, Regal

9 1/2"

1 1/8"

7/8"

Exc. Cent., Reg.

11" ⁽¹⁾

⁽²⁾

15/16"

1 1/8"

Cadillac

Exc. Commercial

12"

⁽²⁾

15/16"

1 1/8"

Commercial

12"

⁽²⁾

1 1/8"

Chevrolet

Nova

9 1/2"

1 1/8"

7/8"

1" ⁽³⁾

Camaro

9 1/2"

⁽²⁾

7/8"

Chevelle (Exc. Sta. Wag.)

9 1/2"

⁽²⁾

7/8"

1" ⁽³⁾

Chevelle S/W

11"

⁽²⁾

15/16"

1" ⁽³⁾

Monte Carlo

9 1/2"

⁽²⁾

7/8"

1 1/8"

Chevrolet (Exc. Sta. Wgn.)

11"

⁽²⁾

15/16"

1 1/8"

Chevrolet S/W

12"

⁽²⁾

1 1/8"

Oldsmobile

Omega

9 1/2"

1 1/8"

7/8"

Cutlass (Exc. Sta. Wag.)

9 1/2"

⁽²⁾

7/8"

1" ⁽⁴⁾

Cutlass Wagon

11"

⁽²⁾

1" ⁽⁴⁾

88, 98 (Exc. 88 Wag., H.D. Pwr. Brakes)

11"

(5)

15/16"

1" ⁽⁴⁾

88 Wag., H.D. Pwr. Brakes

12"

⁽²⁾

1" ⁽⁴⁾

Toronado

11"

⁽²⁾

15/16"

1" ⁽⁴⁾

Pontiac

Ventura

9 1/2"

1 1/8"

7/8"

1" ⁽⁴⁾

LeMans, Grand Am (Exc. Sta. Wag)

9 1/2"

⁽²⁾

7/8"

1" ⁽⁴⁾

Station Wagon

11"

⁽²⁾

15/16"

1" ⁽⁴⁾

Firebird

9 1/2"

⁽²⁾

7/8"

1" ⁽²⁾

Grand Prix

9 1/2"

⁽²⁾

7/8"

1 1/8"

Catalina, Bonn., Grand Ville (Exc. S/W)

11"

⁽²⁾

15/16"

1 1/8"

Station Wagon

12"

⁽²⁾

1 1/8"

⁽¹⁾	Incl. Station Wagon with 12" Drums.

⁽²⁾	Front Disc Equipped.

⁽³⁾	1", Drum Brakes; 1 1/8", Front Disc Brakes.

⁽⁴⁾	1", Non-power Brakes; 1 1/8", Power Brakes.

1973 BRAKE LINING SPECIFICATIONS

Application

Drum Dia.

Width

Length

Thickness

Front

Rear

Primary

Secondary

Primary

Secondary

Buick

Century, Regal

9 1/2"

2 1/2"

7 5/8"

9 15/16"

⁽¹⁾

Exc. Cent., Regal, Estate Wagon

11" ⁽²⁾

.....

8 15/16"

9 9/16"

⁽¹⁾

Estate Wagon

12" ⁽²⁾

.....

9 7/8"

12 7/8"

⁽¹⁾

Cadillac

Exc. Eldorado

12" ⁽²⁾

.....

2 1/2"

11"

12 3/8"

1/4"

Eldorado

11" ⁽²⁾

.....

12"

3/16"

9/32"

Chevrolet

Nova

9 1/2"

2 1/2"

7 5/8"

9 13/16"

3/16"

1/4"

Camaro

9 1/2" ⁽²⁾

.....

9 3/4"

3/16"

7/32"

Monte Carlo, Chevelle (Exc. S/W)

9 1/2" ⁽²⁾

.....

7 5/8"

9 7/8"

7/32"

5/16"

Chevelle Sta. Wgn., Chevrolet (Exc. S/W)

11" ⁽²⁾

.....

8 7/8"

11 1/2"

1/4"

5/16"

Chevrolet Sta. Wgn.

12" ⁽²⁾

.....

12 7/8"

12 3/4"

1/4"

5/16"

Oldsmobile

Omega, Cutlass (Exc. S/W)

9 1/2"⁽³⁾

2 1/2"

7 5/8"

9 7/8"

3/16"

1/4"

Cut. S/W, 88, 98, (Exc. 88 S/W, H.D. Pwr. Brakes)

11"⁽²⁾

.....

11 1/2"

732"

1/4"

Toronado

11"⁽²⁾

.....

8 7/8"

11 5/8"

316"

9/32"

88 S/W, H.D. Pwr. Br.

12"⁽²⁾

.....

10"

13"

7/32"

9/32"

Pontiac

Ventura

9 1/2"

2 1/2"

8 9/16"

9 9/32"

7/32"

1/4"

LeMans, Grand Prix, Grand Am (Exc. S/W)

9 1/2"⁽²⁾

.....

7 5/8"

9 7/8"

1/4"

5/16"

Station Wagon

11"⁽²⁾

.....

8 7/8"

11 1/2"

1/4"

5/16"

Firebird

9 1/2"⁽²⁾

.....

9 3/4"

7/32"

1/4"

Cat., Bonn., Grand Ville (Exc. S/W)

11"⁽²⁾

.....

8 7/8"

11 1/2"

1/4"

5/16"

Station Wagon

12"⁽²⁾

.....

9 7/8"

12 3/4"

1/4"

5/16"

⁽¹⁾	.005" Max. Allowable Space Between Shoe & Lining After Re-riveting.

⁽²⁾	Front Disc Equipped.

⁽³⁾	Omega, Front Drum Standard Equip.; Cutlass, Front Disc Equipped.