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BRAKES 5-25
CORVETTE
CHEVELLE-CAMARO-CHEVY II
Fig. 35-Disc Brake-Cutaway View
COMPONENT REPLACEMENT AND REPAIRS
BRAKE SHOES
Shoes 'with bonded linings should be replaced when the
groove in the center of the lining is worn off leaving
approximately 1/16 inch of lining thickness. Shoes with
linings retained by rivets should be replaced when the
lining is worn to approximately .020" thickness over
the rivet heads.
Removal
1. Siphon 2/3 of the brake fluid from the main cylinder
reservoirs.
CAUTION:
If fluid is not removed, insertion
of the new full thickness lining will force the
pistons back into the housing displacing fluid •••
into the master cylinder. This will cause fee
main cylinder to overflow,, Do not drain the
reservoirs completely or air will be pumped
into the system.
~
2. Raise vehicle and place on jackstands.
3.. Remove wheels.
4. Remove and discard the cotter pin from the inboard
end of the shoe retaining pin and slide out the re-
taining pin. On Corvette with heavy duty disc brakes,
two retaining pins must be removed, one on each
end of the caliper assembly.
5. Remove the inboard shoe by rotating either end of
shoe out of caliper and pulling shoe out.
6. Insert new shoe with lining into position. Use a
putty knife to push each piston back as the shoe is
inserted as shown in Figure 38.
7. Replace the outboard shoe as described above. When
both caliper shoes have been replaced, install the
shoe retaining pin through outboard caliper half,
outboard shoe, inboard shoe, and inboard caliper
half. Insert a new 3/32 x 5/8 plated cotter pin
through the retaining pin and bend back ends of
cotter pin. (On Corvette heavy duty front caliper,
CHEVROLET CHASSIS SERVICE
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