- TRANSMISSION,AUTOMATIC 4-SPEED(THM700R4/4L60); OVERHAUL KIT IS
REPLACED BY 24201804 GASKET KIT T/W 24201806 (TRAN CODE 1FUM) OR
24201807 (TRAN CODE 1FYM) T/W 24204495 PISTON KIT.; OVERHAUL KIT IS
REPLACED BY 24201804 GASKET KIT T/W 24201806 (TRAN CODE 1Y DM) OR
24202807 (TRAN CODE 1YHM) PLATE KIT T/W 24204495 PISTON KIT.;
OVERHAUL KIT IS REPLACED BY 24201804 GASKET KIT T/W 24201806 PLATE
KIT T/W 24204495 PISTON KIT.; PART OF 04.228 24204495 - PISTON & SEAL
KIT.; PART OF 4.005 24201804 - GASKET KIT, W/SEALS; PART OF 4.005
24201804 - GASKET KIT, W /SEALS.; PART OF 4.228 24204495 - PISTON & SEAL
KIT; PART OF 4.228 24204495 - PISTON & SEAL KIT.; PART OF 4.265 8689949 GASKET KIT, VLV BODY SPCR PLT.; REFER ILLUSTRATIOM GM04-268.
THM700-R4 A.T. OIL PUMP.; REFER ILLUSTRATION GM04-268.1 THM700-R4 A.T.
OIL PUMP.; REFER ILLUSTRATION GM04-268.3 HM 4L60 A.T. OIL PUMP.; REQ
ON 1987 TRANS BUILT ON OR AFTER JULIAN DATE 87040.; REQ ON TRANS
BUILT ON OR AFTER JULIAN DATE 87040.; SEE EXPLODED VIEW IN GROUP
4.000 FOR DETAILS.; SEE PARTS CATALOG GROUP 4.000 FOR ADDITIONAL
USAGE.; V4F - COACHBUILDER OPTION; V4P - TRAILER PROVISIONS NOT TO
EXCEED 7000 LBS; V4U - EQUIPMENT COACHBUIDLER(NOT TO EXCEED 7200
LBS); V4U - EQUIPMENT COACHBUILDER(NOT TO EXCEED 7200 LBS); VE1 PROVISION OPTIONS,JAPAN(EXPORT); VP6 - NOISE LEVEL CONTROL; W/AUX
VLV BODY . AUX VLV BODY IS A 2ND SMALLER VLV BO DY ALONGSIDE THE MAIN
VLV BODY .; W /O AUX VLV BODY.; W /OUT AUX VALVE BODY.;
Categories:Transmission > Case/Housing
B AUTOMATIC TRANSMISSION (MD8) HM 4L60 CONTROL VALVE; B
AUTOMATIC TRANSMISSION (MD8) PART...
Description:1989 MODELS DO NOT USE THE CONVERTER CLUTCH TROTTLE VALVE.
THEREFORE THE TCC BORE IS NOT NEEDED & HAS BEEN ELIMANATED.; 1990
MODELS DO NOT USE THE CONV CLU TROT VLV. THEREFORETHE TCC BORE IS
NOT NEEDED & HAS BEEN ELIMANATED.; 1C1 - EXPORT VEHICLE (NON-POLICE
VERSION); G44 - AXLE,REAR,3.07 RATIO; GM1 - AXLE,REAR,2.59 RATIO; GM8 AXLE,REAR,2.56 RATIO; GT4 - AXLE,REAR,3.73 RATIO; GU2 - AXLE,REAR,2.73
RATIO; GU4 - AXLE,REAR,3.08 RATIO; GU5 - AXLE,REAR,3.23 RATIO; GU6 AXLE,REAR,3.42 RATIO; J55 - BRAKE SYSTEM,HEAVY DUTY POW ER; JM4 BRAKE SYSTEM,POWER FRONT DISC,REAR DRUM,ANTI-LOCK(CAST IRON); L03 ENGINE,5.0L(5.0E),V8(T.B.I); L03 - ENGINE,5.0L,V8(T.B.I); L05 ENGINE,5.7L(5.7-7)GAS 8 CYLINDER; L32 - ENGINE,3.4L,V6,(3.4S),SFI,OHV;
L98 - ENGINE, 5.7L, (5.7-8) 350 CID, V8, TPI; LB4 - ENGINE,(4.3Z),V6,EFI; LB9
- ENGINE,5.0L(5.0F),V8 EFI CAR ONLY; LH0 - ENGINE,3.1L(3.1T),V6,MFI; LT1 ENGINE-GAS, 8 CYL, 5.7L(5.7P),MFI,HO; MD8 - TRANSMISSION,AUTOMATIC
4-SPEED(THM700R4/4L60); PART OF ITEM #350.; PART OF ITEM 350.; REFER
PARTS CATALOG GROUP 4.000 FOR ADDITIONAL USAGE.; SERVICE CONTROL
VALVE INCLUDES ALL ITEMS ILLUSTRATED HERE.; V4P - TRAILER PROVISIONS
NOT TO EXCEED 7000 LBS; VE1 - PROVISION OPTIONS,JAPAN(EXPORT); VP6 NOISE LEVEL CONTROL;
Categories:Transmission > Case/Housing
B AUTOMATIC TRANSMISSION (MD8) HM 4L60 INTERNAL POWER
TRAIN PARTS; B AUTOMATIC...
Description:1C1 - EXPORT VEHICLE (NON-POLICE VERSION); 1ST DES BUILT BEFORE
JULIAN DATE 87040.; 1ST DES W/O AUX VLV BODY.; 2ND DES BUILT BEFORE
JULIAN DATE 87040.; 2ND DES BUILT ON OR AFTER JULIAN DATE 87040.; 2ND
DES W/AUX VLV BODY ON SIDE OF MAIN VLV BODY & BUILT BEFORE JULIAN
DATE 87040.; 3RD DES BUILT ON OR AFTER JULIAN DATE 87040.; 3RD DES
W/AUX VLV BODY ON SIDE OF MAIN VLV BODY & BUILT ON OR AFTER JULIAN
DATE 87040.; GU4 - AXLE,REAR,3.08 RATIO; L03 ENGINE,5.0L(5.0E),V8(T.B.I); L03 - ENGINE,5.0L,V8(T.B.I); L05 ENGINE,5.7L(5.7-7)GAS 8 CYLINDER; L32 - ENGINE,3.4L,V6,(3.4S),SFI,OHV;
L98 - ENGINE, 5.7L, (5.7-8) 350 CID, V8, TPI; LB4 - ENGINE,(4.3Z),V6,EFI; LB9
- ENGINE,5.0L(5.0F),V8 EFI CAR ONLY; LH0 - ENGINE,3.1L(3.1T),V6,MFI; LT1 ENGINE-GAS, 8 CYL, 5.7L(5.7P),MFI,HO; MD8 - TRANSMISSION,AUTOMATIC
4-SPEED(THM700R4/4L60); OVERHAUL KIT IS REPLACED BY 24201804 GASKET
KIT T/W 24201806 (TRAN CODE 1FUM) OR 24201807 (TRAN CODE 1FY M) PLATE
KIT T/W 24204495 PISTON KIT.; OVERHAUL KIT IS REPLACED BY 24201804
GASKET KIT T/W 24201806 (TRAN CODE 1YDM) OR 24201807 (TRAN CODE
1YHM) PLATE KIT T/W 24204495 PISTON KIT.; OVERHAUL KIT IS REPLACED BY
24201804 GASKET KIT T/W 24201806 PLATE KIT T/W 24204495 PISTON KIT.;
PART OF 04166 8687996 - PLATE KIT,LOW & REV CLU(W/PSTN & SUPT); PART
OF 04180 8690907 - CLUTCH, REV INPUT; PART OF 4.005 24201804 - GASKET
KIT, W /SEALS.; PART OF 4.005 8642910 - RING KIT, SNAP.; PART OF 4.005
8642910-RING KIT, SNAP.; PART OF 4.163 08690923 - PLATE KIT,3RD & 4TH
CLU; PART OF 4.163 8690923 - PLATE KIT,3RD & 4TH CLU; PART OF 4.163
8690923 PLATE KIT-3RD & 4TH CLU.; PART OF 4.163 8690923-PLATE KIT,3RD &
4TH CLU; PART OF 4.166 08663946- PISTON KIT, LO & REV CLU. USE KIT
0867996 PLATE KIT.; PART OF 4.166 08687996 - PLATE KIT, LOW & REV CLU
W/PSTN & SUPT.; PART OF 4.166 8642919 - SEAL KIT, INPUT HSG PSTN.; PART
OF 4.166 8642919-SEAL KIT, INPUT HSG PSTN.; PART OF 4.166 8687996-PLATE
KIT, LOW & REV CLU(W/PSTN & SUPT); PART OF 4.166 8687996-PLATE
KIT,LOW & REV CLU(W /PSTN & SUPT); PART OF 4.180 8690907 - CLUTCH ASM,
REV INPUT; PART OF 4.180 8690907-CLUTCH,REV INPUT; SEE PARTS CATALOG
GROUP 4.000 FOR ADDITIONAL USAGE.; W/AUX VLV BODY-ON SIDE OF MAIN
VLV BODY .; W /O AUX VLV BODY.;
Categories:Transmission > Case/Housing
3 of 51
B AUTOMATIC TRANSMISSION (MD8) HM 4L60 PARK LOCK; B
5.7L, (5.7-8) 350 CID, V8, TPI; LB8 - ENGINE,2.8L(2.8S),V6,MFI; LB9 ENGINE,5.0L(5.0F),V8 EFI CAR ONLY ; LC2 - ENGINE,3.8L(3.8-7),V6,SFI,
HO/TURBO; LH0 - ENGINE,3.1L(3.1T),V6,MFI; PBK - ACDELCO POWER BRAKES;
SEE CHART IN GROUP FOR USAGE.;
4 of 51
B DISTRIBUTOR/IGNITION (L03); B DISTRIBUTOR/IGNITION
B ENGINE ASM-5.0L V8 PART 1 (L03/5.0E); F ENGINE ASM-5.0L V8
PART 1 (L03/5.0E);
Description:ALSO PART OF GASKET KIT, ENG FRT GROUP 0.207.; K05 - HEATER,ENGINE
Categories:ENGINE > Clutch and Flywheel
BLOCK; L03 - ENGINE,5.0L(5.0E),V8(T.B.I); L03 - ENGINE,5.0L,V8(T.B.I); L98 ENGINE, 5.7L, (5.7-8) 350 CID, V8, TPI; LB9 - ENGINE,5.0L(5.0F),V8 EFI CAR
ONLY; M39 - TRANSMISSION,MANUAL 5-SPEED(BORG-WARNER); MB1 TRANSMISSION,MANUAL 5-SPEED(BORG-WARNER); MD8 TRANSMISSION,AUTOMATIC 4-SPEED(THM700R4/4L60); PARTIAL ENGINE
CONTAINS: BLOCK, CRANKSHAFT & BEARINGS, REAR OIL SEALS, PISTON &
ROD, REAR OIL SEAL RETAINER, CAMSHAFT BEARINGS & BOLT, CAMSHAFT
SPROCKET.; SEE 1.000 GROUP FOR DETAILED ILLUSTRATED VIEW.; SEE 2.000
GROUP FOR DETAILED ILLUSTRATED VIEW.; SEE CATALOG FOR ADDITIONAL
USAGE.; SEE CHART IN GROUP 2.000 FOR USAGE.; SEE RESPECTIVE GROUP
FOR DETAILED ILLUSTRATED VIEW.; W66 - FORMULA OPTION(MERCHANDISING
OPTION); Y82 - TRANS AM LIMITED EDITION PACKAGE(20TH ANNIVERSARY)
(MERCHANDISING OPTION);
B ENGINE ASM-5.0L V8 PART 2 (L03/5.0E); F ENGINE ASM-5.0L V8
PART 2 (L03/5.0E);
Description:C41 - HEATER,OUTSIDE AIR,WITH FAN AND DEFROSTER; C60 - AIR
Categories:ENGINE > Other
CONDITIONER,FRONT,MANUAL CONTROLS; K34 - CRUISE
CONTROL,AUTOMATIC,ELECTRONIC; L03 - ENGINE,5.0L(5.0E),V8(T.B.I); L03 ENGINE,5.0L,V8(T.B.I); L98 - ENGINE, 5.7L, (5.7-8) 350 CID, V8, TPI; LB8 ENGINE,2.8L(2.8S),V6,MFI; LB9 - ENGINE,5.0L(5.0F),V8 EFI CAR ONLY ; LH0 ENGINE,3.1L(3.1T),V6,MFI; MB1 - TRANSMISSION,MANUAL 5-SPEED(BORGWARNER); SEE 2.000 GROUP FOR DETAILED ILLUSTRATED VIEW.; SEE 3.000
GROUP FOR DETAILED ILLUSTRATED VIEW.; SEE CATALOG FOR ADDITIONAL
USAGE.; SEE CHART IN GROUP FOR USAGE.; SEE RESPECTIVE GROUP FOR
DETAILED ILLUSTRATED VIEW .; W 66 - FORMULA OPTION(MERCHANDISING
OPTION); Y82 - TRANS AM LIMITED EDITION PACKAGE(20TH ANNIVERSARY)
(MERCHANDISING OPTION);
5 of 51
B STARTER MOTOR (5.7-7)(L05); B STARTER MOTOR (L05); B
Description:ALSO PART OF ITEM #1; B4U - SPORTS PERFORMANCE PACKAGE; L03 -
Categories:Electronics, Charging, Wiring and Ignition > Other
ENGINE,5.0L(5.0E),V8(T.B.I); L03 - ENGINE,5.0L,V8(T.B.I); L05 ENGINE,5.7L(5.7-7)GAS 8 CYLINDER; L98 - ENGINE, 5.7L, (5.7-8) 350 CID, V8,
TPI; LB4 - ENGINE,(4.3Z),V6,EFI; LB9 - ENGINE,5.0L(5.0F),V8 EFI CAR ONLY;
NOTE A: THIS ILLUSTRATION REPRESENTS PRODUCTION ASSEMBLIES:
1998435,1998452,1998557,1998564,1998580,1998591. UNLESS NOTED,
COMPONENTS IN TEXT SERVICE ALL ASSEMBLIES.; PART OF 1998400 (1984).;
PART OF 1998435 (1984-85 305H & MD8); PART OF 1998435 (1984-85).; PART
OF 1998452 (1985 5.0F); PART OF 1998557 (1984-86).; PART OF 1998557
(1984-87 5.7-8,305H & MD8); PART OF 1998564 (1985-86 5.0F); PART OF
1998577 (1987).; PART OF 1998580 (1987-89 5.0F & MD8); PART OF 1998591
(1987-89 5.7-8,305H,5.0E & MD8,3.8-7); RWD - ACDELCO REAR WHEEL DRIVE;
THIS ILLUSTRATION REPRESENTS PRODUCTION ASSEMBLIES:
1998400,1998435,1998557,1998577. UNLESS NOTED, PART NUMBERS IN TEXT
SERVICE ALL ASSEMBLIES.; W66 - FORMULA OPTION(MERCHANDISING
OPTION); Y84 - TRANS AM GTA OPTION(MERCHANDISING OPTION); Z28 PERFORMANCE PACKAGE,SPECIAL; Z28 - SPECIAL PERFORMANCE PACKAGE,
(MERCHANDISING OPTION);
B STEERING GEAR ASM POWER; D STEERING GEAR ASM; F STEERING
GEAR ASM;
Description:7B3 - SPECIAL HANDLING SUSPENSION; B05 - BODY EQUIPMENT,ARMORED;
Categories:Suspension > Front
F40 - SUSPENSION,HEAVY DUTY ,FRONT AND REAR; F41 - SUSPENSION,FIRM
RIDE HANDLING,FRONT AND REAR; FE1 - SUSPENSION SYSTEM,SOFT RIDE; FE1
Description:ALSO PART OF 9956746, O RING KIT IN GROUP 9.170, INCLS 14,1719,26,27);
Categories:Air Conditioning and Heating > Compressor
ALSO PART OF 9956746, O RING KIT IN GROUP 9.170, INCLS
14,1719,26,27,28); L05 - ENGINE,5.7L(5.7-7)GAS 8 CYLINDER; PART NO
LONGER SERVICED SEPARATELY. SERVICED AS PART OF ASSEMBLY ONLY.;
D STARTER MOTOR (5.0E)(L03); F STARTER MOTOR (L03); F STARTER
MOTOR (LB9);
F BRAKE ASM/REAR DRUM (DIRECT TORQUE) DELCO; G BRAKE
ASM/REAR DRUM (DIRECT TORQUE) DELCO;
Description:GROUP 4.665 CY LINDER,RR W HL BRK(INCLS 19-25); GROUP 4.667 REPAIR
Categories:Driveline > Other
KIT,RR W HL CY L(INCLS 19,20,22-23); GROUP 5.001 PLATE,BACKING(INCLS
26-27); GROUP 5.017 PAD KIT,RR DRUM BRK(INCLS 12-13); GROUP 5.026
SPRING KIT,RR BRK RETURN(INCLS 1-2,8,11,14); GROUP 5.043 SPRING KIT,RR
BRK HOLD-DOWN(INCLS 3-5); GROUP 5.103 ADJUSTER KIT,BRK SHOE(INCLS
4,6-8); GROUP 5.110 SCREW KIT,RR BRK AUTO ADJ(INCLS 15-17); GROUP