1T670 HYDRAULIC TORQUE CONVERTER ASSEMBLY Serial No. 77V5902-Up and Torque Converter Serial No. 30T18181-Up Part of 9P189 Torque Converter Group shown on Page 106 D8K

POWER TRAIN

TORQUE CONVERTER GP

0. 1T-0670 TORQUE CON

VALVE GP

1. 3P-7664 VALVE GP

VALVE GP-RELIEF

2. 3P-7665 VALVE GP-R

WORK TOOLS

WINCH GP

3. 9S-9865 DRIVE SHAF

POWER TRAIN

SHAFT GP

4. 1S-8754 UNIVERSAL

TRANSMISSION GP

5. 3P-3022 TRANSMISSI

VALVE GP-PRIORITY

6. 6P-3554 VALVE GP-P

TRANSMISSION GP

7. 9G-6778 TRANSMISSI
8. 3P-2868 CASE & COV
9. 3P-2868 CASE & COV
0. INFORMATION

TRACK-TYPE TRACTOR D8K TRACK-TYPE TRACTOR 77V
D8K TRACTOR / POWERSHIFT / 77V05006-UP (MACHINE) POWERED BY D342 ENGINE SEBP1111 D8K 77V (1974)

POWER TRAIN

TORQUE CONVERTER GP

3P-4544 TORQUE CONVERTER GROUP

9P-0189 TORQUE CONVERTER GP

1T-0611 TORQUE CONVERTER AS

1T-0670 TORQUE CONVERTER AS

#SEBP11110350

1T-0670: TORQUE CONVERTER AS

TORQUE CONVERTER AS

1T670 HYDRAULIC TORQUE CONVERTER ASSEMBLY
Serial No. 77V5902-Up and Torque Converter Serial No. 30T18181-Up
Part of 9P189 Torque Converter Group shown on Page 106

c234795 SEBP1111

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Parts for your D8K TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Part No	Qty	Parts name
1T-0242	[1]	WASHER
1T-0591	[1]	CARRIER
1T-0229	[1]	NUT
1T-0241	[1]	SCREW
1T-0595	[1]	CARRIER
1T-0309	[2]	RING
1T-0233	[1]	RING
2K-9062	[6]	PIN
3S-1404	[1]	OUTER RACE AND ROLLER ASSEM.
2K-5065	[1]	CONE
1T-0589	[1]	CUP
0S-1591	[8]	BOLT
1T-0256	[1]	GEAR (78 TEETH)
1T-0633	[1]	IMPELLER
0S-1588	[36]	BOLT
1T-0689	[36]	WASHER
1T-0221	[1]	WHEEL (TURBINE)
1T-0593	[1]	WHEEL ASSEM. (GUIDE)
1T-0231	[1]	RETAINER
1T-0610	[1]	BEARING
0S-1585	[4]	BOLT
1T-0278	[2]	BEARING
		(PART OF FLANGE ASSEM 1T237)
1T-0224	[1]	CARRIER
1T-0309	[2]	RING
0L-1351	[8]	BOLT
1T-0237	[1]	FLANGE ASSEM
		(96 TEETH)
1T-0228	[1]	HOUSING (102 TEETH)

#SEBP11110351

3P-7664: VALVE GP

VALVE GP

3P7664 RELIEF VALVE GROUP--Converter Charging

c204092 SEBP1111

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Parts for your D8K TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	0S-1619	[ 3]	BOLT
	3B-4506	[ 3]	LOCKWASHER
2.	3P-7665 Y	[ 1]	VALVE GROUP
			Separate Illustration

#SEBP11110352

3P-7665: VALVE GP-RELIEF

VALVE GP-RELIEF

3P7665 RELIEF VALVE GROUP
Part of 3P7664 Relief Valve Group

c203446 SEBP1111

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Parts for your D8K TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Part No	Qty	Parts name
5M-6214	[ 1]	PLUG
3P-7666	[ 1]	HOUSING ASSEM.
4M-8239	[ 2]	COVER
0S-1594	[ 4]	BOLT
3B-4506	[ 4]	LOCKWASHER
8M-4986	[ 3]	SEAL
7M-1296	[ 1]	VALVE
7M-1377	[ 1]	STOP
		(PART OF 3P7666 ASSEM.)
8M-8157	[ 1]	SEAL
7M-1297	[ 1]	SPRING
4B-5270	[ 2]	WASHER

#SEBP11110353

9S-9865: DRIVE SHAFT GP

DRIVE SHAFT GP

9S9865 DRIVE SHAFT GROUP

c204281 SEBP1111

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Parts for your D8K TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	0S-1604	[ 8]	BOLT
	3B-4508	[ 8]	LOCKWASHER
2.	1S-8754 Y	[ 1]	JOINT ASSEM.
			Separate Illustration

#SEBP11110354

1S-8754: UNIVERSAL JOINT GP

UNIVERSAL JOINT GP

1S8754 UNIVERSAL JOINT ASSEMBLY
Part of 9S9865 Drive Shaft Group shown on Page 111

c222049 SEBP1111

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Parts for your D8K TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	1S-8753	[1]	PLATE
2.	7H-3958	[2]	SPIDER AND BEARING ASSEM.
3.	0S-1604	[8]	BOLT 6.35 cm (2.5 in.) long
	3B-4508	[8]	LOCKWASHER
			-OR-
	1A-6306	[8]	BOLT 5.88 cm (2.31 in.) long
	5P-7213	[8]	WASHER
4.	3H-0122	[2]	FITTING

#SEBP11110355

3P-3022: TRANSMISSION AR-RANGE

TRANSMISSION AR-RANGE

3P3022 TRANSMISSION ARRANGEMENT
Serial No. 77V5006 to 77V14284 inclusive. Test No. 6044-Up. 3P2868 Case and
Covers, 2M7009 Hydraulic Control, 3P1690 Transfer Gear and 3P1689 Planetary
Transmission parts are shown on Pages 113, 114, 115, 122B, 124 thru 125B

c205020 SEBP1111

3P3022 TRANSMISSION AR-RANGE Parts scheme

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Parts for your D8K TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.		[1]	TRANSMISSION HYD. CONTROL
2.		[1]	PLANETARY TRANSMISSION
3.		[1]	TRANSMISSION CASE & COVERS
4.		[1]	TRANSFER GEARS
5.	6P-3554 Y	[1]	VALVE GROUP
			(Separate Illustration)
	3P-3654 CH	[1]	COVERS GROUP
			(Includes Covers, Gaskets, and Hardware)
	H		NOT SHOWN-SHIPPING & STORAGE
	Y		SEPARATE ILLUSTRATION
	C		INDICATES CHANGE

#SEBP11110356

6P-3554: VALVE GP-PRIORITY

VALVE GP-PRIORITY

6P3554 PRIORITY VALVE GROUP
IF TRANSMISSION IS SERIALIZED USE TRANSMISSION SERIAL NO. OTHERWISE USE
VEHICLE SERIAL NO. Serial No. 77V5006 to 77V14284 inclusive. Test No. 6044-Up
Transmission Serial No. 4GA1-Up. Part of 3P3022 and 9G6778 Transmission
Arrangements shown on Pages 112 and 112A

c309171 SEBP1111

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Parts for your D8K TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	1P-9699	[1]	STOP
2.	8H-9513	[1]	DOWEL
3.	8M-4446	[1]	SEAL-O-RING
4.	5M-6214	[2]	PLUG-PIPE
5.	2S-9750	[1]	COVER
6.	0S-1594	[2]	BOLT
	3B-4506	[2]	LOCKWASHER
7.	8M-5249	[1]	SEAL-O-RING
8.	4B-9880	[2]	BALL
9.	3P-4053	[1]	SPRING
10.	5M-9624	[6]	SPACER
11.	5S-4437	[1]	SPOOL AS
12.	4M-2381	[1]	SPRING
13.	1S-2121	[1]	PLUNGER-DAMPING
14.	8M-1013	[1]	RETAINER
15.	3D-8317	[1]	RING-RETAINING
16.	2M-7041	[1]	SLUG
17.	6P-3553	[1]	BODY-PRIORITY VALVE
18.	1D-0158 C	[1]	PIN
	C		CHANGE FROM PREVIOUS TYPE

#SEBP11110357

9G-6778: TRANSMISSION AR

TRANSMISSION AR

9G6778 TRANSMISSION ARRANGEMENT
Transmission Serial No. 4GA1-Up. 6P3554 Valve, 3P2868 Case and Covers, 2M7009
Hydraulic Control, 9G6773 Transmission Gear and 3P1689 Planetary parts are shown on
Pages 112, 114, 115, 123 and 125 thru 125B

c229335 SEBP1111

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Parts for your D8K TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	2M-7009	[1]	TRANSMISSION HYD. CONTROL
2.	3P-1689	[1]	PLANETARY TRANSMISSION
3.	3P-2868	[1]	TRANSMISSION CASE & COVERS
4.	9G-6773	[1]	TRANSFER GEARS
5.	6P-3554 Y	[1]	VALVE GROUP
			(Separate Illustration)
	3P-3654 H	[1]	COVERS GROUP
			(Includes Covers, Gaskets, and Hardware)
	H		NOT SHOWN-SHIPPING & STORAGE
	Y		SEPARATE ILLUSTRATION

#SEBP11110358

3P-2868: CASE & COVERS GP-TMSN

CASE & COVERS GP-TMSN

3P2868 TRANSMISSION CASE AND COVERS GROUP
Serial No. 77V5006 to 6251, 6258, 6263, 6264, 6266, 6268, 6270 to 6272, 6275, 6277, 6285, 6287, 6289,
6292, 6294, 6297 to 6299 and 77V6301-inclusive and Test No. 6044 to 7831 inclusive
Part of 3P3022 Transmission Arrangement shown on Page 112

c146971 SEBP1111

3P2868 CASE & COVERS GP-TMSN Parts scheme

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Parts for your D8K TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	1B-4203	[24]	NUT
2.	3B-4506	[48]	LOCKWASHER
3.	1D-4717	[8]	NUT
4.	8B-9777	[1]	GASKET
5.	7M-1151	[1]	COVER ASSEM.
6.	5M-9621	[4]	STUD
7.	7M-7794	[4]	STUD
8.	2S-6548	[1]	FITTING
9.	2B-8460	[1]	COVER
	2S-1439	[1]	GASKET
10.	7M-8543	[1]	COVER
	2D-0092	[1]	GASKET
11.	9S-4191	[2]	PLUG
	3J-1907	[2]	SEAL
12.	4S-8651	[1]	MANIFOLD
13.	1M-6420	[1]	GASKET
14.	3P-6581	[2]	COVER
	9S-8848	[2]	GASKET
15.	8M-4432	[4]	SEAL
16.	8M-5661	[1]	SEAL
17.	8M-4986	[2]	SEAL
18.	0S-1594	[8]	BOLT
19.	2S-4965	[1]	SLEEVE
20.	8M-4435	[3]	SEAL
21.	7H-3051	[4]	STUD
22.	4S-5881	[1]	GASKET
23.	2S-4958	[1]	SLEEVE
24.	2S-4954	[1]	SLEEVE
25.	3B-1915	[8]	BOLT
26.	2S-4959	[1]	SLEEVE
27.	0L-1351	[6]	BOLT
28.	1M-6455	[1]	GASKET
29.	9S-8847	[1]	CASE ASSEM.
			(Includes)
30.	9S-8833	[1]	TUBE
31.	1F-0929	[2]	BUSHING
32.	1M-6422	[10]	STUD
33.	9S-2836	[2]	BUSHING
34.	1M-6423	[2]	STUD
35.	9H-2403	[4]	STUD (1.437 in. long)
	1M-6421	[16]	STUD (1.32 in. long)
36.	4H-9303	[2]	STUD
37.	5M-9653	[1]	COVER
	5M-9654	[1]	GASKET
38.	0S-1608	[2]	BOLT (3.75 in. long)
	0S-1588	[1]	BOLT (1.25 in. long)
	0S-1619	[1]	BOLT (3 in. long)

#SEBP11110359

3P-2868: CASE & COVERS GP-TMSN

CASE & COVERS GP-TMSN

3P2868 TRANSMISSION CASE AND COVERS GROUP
IF TRANSMISSION IS SERIALIZED USE TRANSMISSION SERIAL NO. OTHERWISE USE VEHICLE SERIAL NO.
Serial No. 77V6252 to 6257, 6259 to 6262, 6265, 6267, 6269, 6273, 6274, 6276, 6278 to 6284, 6286,
6288, 6290, 6291, 6293, 6295, 6296, 6300 and 77V6302-Up and Test No. 7832-Up. Transmission
Serial No. 4GA1-Up. Part of 3P3022 and 9G6778 Transmission Arrangements shown on Pages 112 and 112A

c219985 SEBP1111

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Parts for your D8K TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	1B-4203	[24]	NUT
2.	3B-4506 C	[34]	LOCKWASHER
3.	1D-4717	[8]	NUT
4.	8B-9777	[1]	GASKET
5.	7M-1151	[1]	COVER ASSEM.
6.	5M-9621	[4]	STUD
7.	7M-7794	[4]	STUD
8.	2S-6548	[1]	FITTING
9.	5M-9653	[1]	COVER
	5M-9654	[1]	GASKET
10.	0S-1608	[2]	BOLT 9.53 cm(3.75 in.) long
	0S-1588	[1]	BOLT 3.18 cm (1.25 in.)long
	0S-1619	[1]	BOLT 7.62 cm(3 in.) long
11.	9S-4191	[2]	PLUG
	3J-1907	[2]	SEAL
12.	4S-8651	[1]	MANIFOLD
13.	1M-6420	[1]	GASKET
14.	2S-4959	[1]	SLEEVE
15.	8M-4432	[4]	SEAL
16.	8M-5661	[1]	SEAL
17.	8M-4986	[2]	SEAL
18.	9P-5545 C	[1]	GASKET
19.	2S-4965	[1]	SLEEVE
20.	8M-4435	[3]	SEAL
21.	7H-3051	[4]	STUD
22.	4S-5881	[1]	GASKET
23.	2S-4958	[1]	SLEEVE
24.	2S-4954	[1]	SLEEVE
25.	3B-1915	[8]	BOLT
26.	8P-7427 C	[1]	CASE ASSEM.
			(Includes)
27.	1F-0929	[2]	BUSHING
28.	1M-6422	[10]	STUD
29.	9S-2836	[2]	BUSHING
30.	1M-6423	[2]	STUD
31.	9H-2403 C	[5]	STUD 3.65 cm(1.437 in.)long
	1M-6421 C	[15]	STUD 3.35 cm(1.32 in.) long
32.	4H-9303	[2]	STUD
	C		INDICATES CHANGE