Oil Pump Assembly-Exploded View; Intermediate Clutch Piston Seals; Removing Pump Cover From Body; Disassembly And Reassembly Of Direct Clutch - Pontiac TRANS AM 1977 Service Manual

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TURBO HYDRA-MATIC 3 5 0 TRANSMISSION
7A3-31
FORWARD CLUTCH
DIRECT CLUTCH
DIRECT CLUTCH T O PUMP
DRIVE GEAR
HUB H O O K TYPE OIL
SEAL RINGS
(3)
PUMP BODY ASSEMBLY
PUMP COVER A N D STATOR
SHAFT ASSEMBLY
P U M P
C O V E R TO P U M P BODY
/
ATTACHING BOLTS
(51
2740
Fig. 7A3-63 Oil Pump Assembly
-
Exploded View
INTERMEDIATE CLUTCH
PISTON OUTERSEAL
\
STATOR SHAFT
Fig. 7A3-65 Removing Pump Cover From Body
Fig. 7A3-64 Intermediate Clutch pisto-n seals
10. Install three (3) direct clutch to pump hub hook-type
3. Assemble pump cover to pump body (Fig. 7A3-65).
4. Install intermediate clutch is ton inner seal and outer
seal (Fig. 7A3-64).
5. Install intermediate clutch piston assembly into pump
cover with the aid of a piece of .020" music wire crimped into
copper tubing.
6. Install spring retainer and install five (5) attaching
bolts, finger tight (Fig. 7A3-63).
7. Place pump aligning strap J 21368 over pump body
and cover and tighten.
8. Tighten attaching bolts. Torque to 18 lb. ft.
9. Install pump outside diameter to case (square cut)
" 0 ring seal (Fig. 7A3-68). Use new square cut "0" ring
seal.
oil seal rings. Inspect two (2) forward clutch to pump hub
teflon oil seal rings. For service, if rings require replacement
use hook-type cast iron rings (Fig. 7A3-63).
11. Check three (3) pump cover hub lube holes. Make
certain they are not restricted (Fig. 7A3-71).
DISASSEMBLY AND REASSEMBLY OF
DIRECT CLUTCH
NOPE: Refer to specifications in rear of this section to
determine the required amount of lined and steel clutch
plates to use with specific transmission model and engine
combination. When replacing piston assembly, specific
- -
part number must be used.

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Firebird 1977

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