Pag*
19
AMA Specifications—Passenger Car
*•«•"
,AKE OF CAR Cadillac MODEL YEAR 1969 DATE lSSUED
l
£^lf?.REVISED
W
MODEL
BRAKES-SERVICE
Std.
Car
Typo (drum) or fdise & no. of pistons)
Disc Frt. Single Piston - Drum Rear
-sta: —
Solf odiustino (ltd., opt.. N.A.)
Special
Volving
Typo (proportion, deloy,
motoring, othor)
Metering
Moraine & Bendlx Directed.
Vacuum"
Power broko molco &
typo (romoto, int., ote.)
Std.
Effective oroo (sq. in.) *
38.36 In*
42.28 In*
101.75
159.08
Grots lining oroo (sq. in.) **
116.8
ISO"
Swept oroo (sq. in.)
240 m
428.5
Front to Rear Effectiveness
Relationship
61%
Frt.
397.
Rear
Drum
Diameter
(nominal)
Front
None
Rear
12"
Type and
material
Composite Cast Iron - Finned
Outer working diameter
11.90
Rotor
Inner working diameter
8.06
Working width
Material & typo (vontod/solidj
1.24
Full Cast Iron - Vented
Wheel
cyl-
inder bore
Front
None
Rear
13/16
7/8 Limo.
Master
Cylinder
Bore
1.00
displacement
distribution
Front
%
70
Rear
30
Pedal arc ratio
3.1:1
1050 PSl-Std.
Line pressure at 100 lb. pedal load
1650 PSI-Llmo.
Shoe
Clearance
Front
Rear
None
.0~15
Bonded or riveted
Riveted
Molded Asbestos
Front
Wheel
Brake
lining
Material
Size
(length x
width x
thickness)
Prim,
or
out-
boord
5.4 X 1.92 X.41
Second,
or in-
boord
5.4 X 1.92 X.43
Segments per shoe
Molded Asbestos
Material
Rear
Wheel
Size
(length x
width x
thickness)
Prim,
or
out-
board
Second,
or in-
board
Segments per shoe
11.00 X 2.5 X .24
12
t
?6 X 2.5 X .26
Excludes rivet holes, grooves, chamfers.
Total swept area for four brakes. (Widest
etc.
** Includes rivet holes, grooves, chamfers, etc.
lining contact width for each brake x its contact circumference.)
Form Rev.3-68
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