Chevrolet Corvette 1963 Repair & Tune-Up Manual page 227

NUT
VIEW A
Clutch linkage
1. Flywheel
2. Front driven disc
3. Front pressure plate
4. Dowel hole
5. Rear driven disc
Cutaway of dual disc
clutch
CLUTCH AND TRANSMISSION
SPRING
6. Rear pressure plate
7. Cover
8. Retracting spring
9. Fork
CLUTCH ADJUSTMENT
1963-74
1. Disconnect the spring between the
clutch push rod and cross shaft lever.
2. While holding the clutch pedal against
the stop, loosen the two locknuts enough to
allow the adjusting rod to move against the
clutch fork until the throwout bearing lightly
touches the pressure plate springs.
3. Turn the upper nut against the swivel
and then back it off 4Vz turns. Tighten the
bottom locknut to lock the swivel against the
top nut.
4. Reinstall the return spring. Pedal free
travel, the distance the pedal can be moved
before the throwout bearing contacts the
pressure plate spring, should be:
• 1963-64 Corvette—%-l in.
• 1965-71 Corvette—P/4-2 in.
• 1969-70 Corvette with HD clutch—2-
2Vz in.
• 1972 Corvette—1V4-1% in.
• 1973 Corvette—P/4-iy
• 1974 Corvette—1-lVz in.
1975-81
NOTE: No manual transmission was avail-
able in 1982.
1. Disconnect the return spring between
the floor and the cross shaft.
2. Push the clutch lever and shaft assem
bly until the clutch pedal is tightly against the
rubber stop under the dash.
3. Loosen the two locknuts on the shaft.
4. Push the shaft until the throwout bear
ing just touches the pressure plate spring.
5. Tighten the top locknut toward the
swivel until the distance between it and the
swivel is 0.4 in.
6. Tighten the bottom locknut against the
swivel.
7. Check pedal free travel. It should be 1-
IVz in.
BLEEDING HYDRAULIC CLUTCH
1984 and Later Models
Bleeding air from the hydraulic clutch sys-
tem is necessary whenever any part of the
system has been disconnected, or level of fluid
in the reservoir has been allowed to fall so
low that air has been drawn into the master
cylinder.
1. Fill master cylinder reservoir with new
brake fluid conforming to Dot 3 or Dot 4
specifications.
CAUTION: Never, under any circum-
209
in.
2