8H5327 SERVICE METER GROUP Serial No. 31B2191-Up D342 INDUSTRIAL ENGINE

OPERATOR STATION

PANEL GP

0. 8H-5327 SERVICE ME

BASIC ENGINE

CYLINDER HEAD GP

1. 4H-7434 COMPRESSIO
2. CYLINDER H
3. CYLINDER H
4. CYLINDER H
5. CYLINDER H
6. CYLINDER H
7. CYLINDER H
8. 6N-3893 CYLINDER H

CYLINDER BLOCK GP

9. CYLINDER B
0. INFORMATION

INDUSTRIAL ENGINE D342 INDUSTRIAL ENGINE 31B
D342 ENGINE 31B00001-02477 UE032623 D342 31B (1959)

OPERATOR STATION

PANEL GP

4H-9713 HOUR METER GROUP

8H-5327 SERVICE METER GROUP

OIL GAUGE, FUEL GAUGE AND HEAT INDICATOR

GAUGES

#UE0326230020

8H-5327: SERVICE METER GROUP

SERVICE METER GROUP

8H5327 SERVICE METER GROUP
Serial No. 31B2191-Up

c137709 UE032623

For full view, you need register

Parts for your D342 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Part No	Qty	Parts name
8H-6123	[1]	SHAFT ASSEM
7H-4282	[1]	GEAR (14 TEETH)
1B-8703	[1]	KEY
1F-3129	[1]	PIN
		(PARTS OF SHAFT ASSEM. 8H6123)
6B-8039	[1]	BEARING
		(PART OF HOUSING ASSEM. 8H5122)
1D-4539 H	[1]	BOLT
6B-8242 H	[1]	GASKET
4H-1722	[1]	SEAL
		(PART OF HOUSING ASSEM. 8H5122)
8H-7197	[1]	GEAR
		(PART OF COUNTER ASSEM. 8H6124)
8H-5122	[1]	HOUSING ASSEM
9M-7660	[1]	GASKET
9M-7361	[1]	RETAINER ASSEM.
5B-6904	[1]	SPRING
4H-6634	[1]	WASHER
		(PARTS OF RETAINER ASSEM. 9M7361)
8H-4740	[1]	WINDOW
8H-5124	[1]	PLATE
7B-3028	[2]	SCREW
		(PARTS OF HOUSING ASSEM. 8H5122)
4H-7329	[1]	VENT
8H-6124	[1]	COUNTER ASSEM
8H-5961	[1]	COUNTER
		(PART OF COUNTER ASSEM. 8H6124)
8H-5125	[1]	COVER ASSEM
1A-1981	[1]	PIN
2A-5277	[1]	SPRING
8B-4128	[1]	COVER
4B-5158	[2]	MACH SCREW
6B-8241	[1]	GASKET
4B-3388 H	[1]	BOLT
3B-4505 H	[2]	LOCKWASHER
H		NOT PART OF SERVICE METER GROU

#UE0326230021

4H-7434: COMPRESSION RELEASE CONTROL GROUP

COMPRESSION RELEASE CONTROL GROUP

4H7434 COMPRESSION RELEASE CONTROL GROUP

c39543 UE032623

For full view, you need register

Parts for your D342 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Part No	Qty	Parts name
5H-5897	[1]	LEVER
5H-5984	[1]	LEVER
	[2]	PIN
3B-4607	[2]	COTTER PIN
5B-2279	[2]	END
		(PART OF ROD ASSEM.)
5H-5994	[1]	ROD ASSEM.
5H-5985	[1]	BRACKET ASSEM.
0S-1012	[1]	SPRING
6F-4210	[1]	PLUNGER
1B-8702	[1]	KEY
1A-2029	[1]	CAP SCREW
4H-8967	[1]	BRACKET
1A-2029	[2]	CAP SCREW
3B-4506	[2]	LOCKWASHER
7B-3235	[2]	CAP SCREW
3B-4508	[2]	LOCKWASHER
1A-2652	[1]	PIN
		(PART OF BRACKET ASSEM.)
3B-4629	[1]	COTTER PIN
0B-0197	[1]	WASHER

#UE0326230022

CYLINDER HEAD AND VALVE MECHANISM

CYLINDER HEAD AND VALVE MECHANISM--Side View-Part 1 of 2
Serial No. 31B1 to 31B1436 inclusive

c55491 UE032623

None CYLINDER HEAD AND VALVE MECHANISM Parts scheme

For full view, you need register

Parts for your D342 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Part No	Qty	Parts name
5H-5881	[2]	EYE
6F-4929	[2]	COVER
6F-4927	[2]	GASKET
7B-0280	[1]	SEAL
1F-6618	[3]	BRACKET
6F-4926	[2]	GASKET
6H-6660	[6]	VALVE (EXHAUST)
6H-5646	[6]	VALVE (INLET)
0S-1571	[12]	BOLT
3H-3451	[6]	LOCK
2F-2553	[12]	LIFTER
2B-7408	[2]	PLUG
1A-1884	[4]	SPRING
1B-4204	[12]	NUT
1A-0744	[12]	SCREW
2F-8584	[6]	BRACKET
1B-9917	[4]	SPRING
6H-0411	[16]	WASHER
3B-4621	[4]	COTTER PIN
2A-1278	[6]	END
1B-4203	[6]	NUT
1A-5666	[16]	NUT
7H-3265	[14]	WASHER
6B-4040	[6]	ROD
2F-8874	[2]	SHAFT ASSEM.
3B-0622	[4]	PLUG
		(2 IN EACH SHAFT ASSEM.)
4H-7316	[1]	SHAFT
7B-0290	[1]	SCREW
0L-0364	[1]	LOCK
5B-7078	[12]	ROD ASSEM.
2B-7114	[6]	YOKE
4H-7302	[12]	GUIDE

#UE0326230023

CYLINDER HEAD AND VALVE MECHANISM

CYLINDER HEAD AND VALVE MECHANISM--End View-Part 2 of 2
Serial No. 31B1 to 31B1436 inclusive
Note: 6H5701 Valve Grinding Gasket Group is available
Refer also to Pages 117 and 118 for special parts

c45650 UE032623

For full view, you need register

Parts for your D342 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Part No	Qty	Parts name
7B-1756	[6]	NUT
3F-8526	[6]	WASHER
8F-4994	[6]	SEAL
3B-7302	[6]	BOLT
1B-4205	[6]	NUT
3B-4508	[6]	LOCKWASHER
6B-4570	[12]	ARM ASSEM
3F-7445	[12]	BUSHING
		(1 IN EACH ARM. ASSEM.)
0S-1588	[18]	CAP SCREW
3B-4506	[18]	LOCKWASHER
0T-0431	[18]	WASHER
1B-4206	[26]	NUT
0L-2119	[26]	WASHER
0L-2332	[12]	STUD
7F-7666	[12]	ROTO CAP
3B-0623	[24]	PLUG
		(12 IN EACH HEAD ASSEM.)
4H-9959	[2]	HEAD ASSEM.
4H-7379	[2]	GASKET
7B-2420	[2]	FERRULE
7B-2419	[2]	SEAL
6F-5257	[12]	BUSHING
		(6 IN EACH HEAD ASSEM.)
7F-8923	[6]	INSERT (INLET)
7F-8922	[6]	INSERT (EXHAUST)
		(3 OF EACH IN EACH HEAD ASSEM)
7B-1820	[6]	STUD
1B-4206	[6]	NUT
6B-8505	[12]	SLEEVE
3B-1142	[12]	RETAINER
3B-1143	[36]	LOCK
4F-5408	[12]	SPRING (OUTER)
4F-5409	[12]	SPRING (INNER)
6F-4928	[2]	BASE
5H-7168	[6]	RETAINER
6B-7021	[6]	SEAL
4F-5607	[6]	SEAL
5H-2536	[3]	COVER
5H-2537	[3]	GASKET
3H-3298	[6]	STUD
0L-1351	[6]	CAP SCREW
3B-4506	[6]	LOCKWASHER
6H-6834	[6]	CHAMBER ASSEM
5H-7071	[24]	DIRECTOR
		(12 IN EACH HEAD ASSEM.)
6B-6224	[24]	FERRULE
6B-6225	[24]	SEAL
5H-2579	[6]	GASKET
4H-7283	[2]	GASKET

#UE0326230024

CYLINDER HEAD AND VALVE MECHANISM

CYLINDER HEAD AND VALVE MECHANISM--Side View-Part 1 of 2
Serial No. 31B1437 to 31B2201 inclusive

c55491 UE032623

For full view, you need register

Parts for your D342 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Part No	Qty	Parts name
5H-5881	[2]	EYE
6F-4929	[2]	COVER
6F-4927	[2]	GASKET
7B-0280	[1]	SEAL
1F-6618	[3]	BRACKET
6F-4926	[2]	GASKET
6H-6660	[6]	VALVE (EXHAUST)
6H-5646	[6]	VALVE (INLET)
0S-1571	[12]	BOLT
3H-3451	[6]	LOCK
2F-2553	[12]	LIFTER
2B-7408	[2]	PLUG
1A-1884	[4]	SPRING
1B-4204	[12]	NUT
1A-0744	[12]	SCREW
2F-8584	[6]	BRACKET
1B-9917	[4]	SPRING
6H-0411	[16]	WASHER
3B-4621	[4]	COTTER PIN
2A-1278	[6]	END
1B-4203	[6]	NUT
1A-5666	[16]	NUT
7H-3265	[14]	WASHER
6B-4040	[6]	ROD
2F-8874	[2]	SHAFT ASSEM.
3B-0622	[4]	PLUG
		(2 IN EACH SHAFT ASSEM.)
4H-7316	[1]	SHAFT
7B-0290	[1]	SCREW
0L-0364	[1]	LOCK
5B-7078	[12]	ROD ASSEM.
2B-7114	[6]	YOKE
4H-7302	[12]	GUIDE

#UE0326230025

CYLINDER HEAD AND VALVE MECHANISM

CYLINDER HEAD AND VALVE MECHANISM--End View-Part 2 of 2
Serial No. 31B1437 to 31B2201 inclusive
Note: 6H5701 Valve Grinding Gasket Kit is available. Refer also to Pages 117 and 118 for special parts

c47100 UE032623

For full view, you need register

Parts for your D342 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Part No	Qty	Parts name
7B-1756	[6]	NUT
3F-8526	[6]	WASHER
8F-4994	[6]	SEAL
3B-7302	[6]	BOLT
1B-4205	[6]	NUT
3B-4508	[6]	LOCKWASHER
6B-4570	[12]	ARM ASSEM
3F-7445	[12]	BUSHING
		(1 IN EACH ARM ASSEM.)
0S-1588	[18]	CAP SCREW
3B-4506	[18]	LOCKWASHER
0T-0431	[18]	WASHER
1B-4206	[26]	NUT
1H-7713	[26]	WASHER
0L-2332	[12]	STUD
7F-7666	[12]	ROTOCAP
3B-0623	[24]	PLUG
		(12 IN EACH HEAD ASSEM.)
4H-9959	[2]	HEAD ASSEM.
4H-7379	[2]	GASKET
7B-2420	[2]	FERRULE
7B-2419	[2]	SEAL
6F-5257	[12]	BUSHING
		(6 IN EACH HEAD ASSEM.)
7F-8923	[6]	INSERT (INLET)
7F-8922	[6]	INSERT (EXHAUST)
		(3 OF EACH IN EACH HEAD ASSEM)
7B-1820	[6]	STUD
1B-4206	[6]	NUT
6B-8505	[12]	SLEEVE
3B-1142	[12]	RETAINER
3B-1143	[36]	LOCK
4F-5408	[12]	SPRING (OUTER)
4F-5409	[12]	SPRING (INNER)
6F-4928	[2]	BASE
6B-7021	[6]	SEAL
4F-5607	[6]	SEAL
5H-7168	[6]	RETAINER
5H-2536	[1]	COVER
5H-2537	[1]	GASKET
0L-1351	[1]	BOLT
3B-4506	[1]	LOCKWASHER
0L-1143	[4]	BOLT
3B-4506	[4]	LOCKWASHER
2B-7411	[1]	PLUG
3H-3298	[6]	STUD
7H-0976	[1]	GASKET
7H-0975	[1]	FLANGE
5H-2538	[1]	FLANGE
6H-2007	[2]	GASKET
6H-6834	[6]	CHAMBER ASSEM
5H-7071	[24]	DIRECTOR
		(12 IN EACH HEAD ASSEM.)
6B-6224	[24]	FERRULE
6B-6225	[24]	SEAL
5H-2579	[6]	GASKET
4H-7283	[2]	GASKET

#UE0326230026

CYLINDER HEAD AND VALVE MECHANISM

CYLINDER HEAD AND VALVE MECHANISM--Side View-Part 1 of 2
Effective with Serial No. 31B2202

c55492 UE032623

For full view, you need register

Parts for your D342 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Part No	Qty	Parts name
6F-4929	[2]	COVER
8H-8670	[2]	GASKET
8F-4994	[6]	SEAL
5H-5881	[2]	EYE
7B-0280	[1]	SEAL
6F-4926	[2]	GASKET
1F-6618	[3]	BRACKET
7F-4784	[6]	VALVE (EXHAUST)
6H-5646	[6]	VALVE (INLET)
0S-1590	[12]	BOLT
3H-3451	[6]	LOCK
4H-7302	[12]	GUIDE
7B-1756	[6]	NUT
3F-8526	[6]	WASHER
6H-0411	[16]	WASHER
1A-1884	[4]	SPRING
2B-7408	[2]	PLUG
1B-4204	[12]	NUT
1A-0744	[12]	SCREW
2F-8584	[6]	BRACKET
1B-9917	[4]	SPRING
2A-1278	[6]	END
1B-4203	[6]	NUT
1A-5666	[16]	NUT
9H-1031	[14]	WASHER
6B-4040	[6]	ROD
2B-7557	[3]	CORK
2F-8874	[2]	SHAFT ASSEM.
3B-0622	[4]	PLUG
		(2 IN EACH ASSEM. 2F8874)
3B-4621	[4]	COTTER PIN
4H-7316	[1]	SHAFT
7B-0290	[1]	SCREW
0L-0364	[1]	LOCK
5B-7078	[12]	ROD ASSEM.
2B-7114	[6]	YOKE
2F-2553	[12]	LIFTER

#UE0326230027

CYLINDER HEAD AND VALVE MECHANISM

CYLINDER HEAD AND VALVE MECHANISM--End View-Part 2 of 2
Effective with Serial No. 31B2202
Note: 6H5701 Valve Grinding Gasket Kit is available. Refer also to Pages 117 and 118 for special parts

c55493 UE032623

For full view, you need register

Parts for your D342 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Part No	Qty	Parts name
7B-1820	[6]	STUD
1B-4206	[6]	NUT
3B-7302	[6]	BOLT
1B-4205	[6]	NUT
3B-4508	[6]	LOCKWASHER
6B-4570	[12]	ARM ASSEM.
3F-7445	[12]	BUSHING
		(1 IN EACH ASSEM. 6B4570)
7F-7666	[12]	ROTOCAP
6B-6683	[26]	NUT
9H-1024	[26]	WASHER
0S-1588	[18]	BOLT
3B-4506	[18]	LOCKWASHER
0T-0431	[18]	WASHER
4F-1450	[12]	STUD
3B-0623	[24]	PLUG
		(12 IN EACH ASSEM. 4H9959)
4H-9959	[2]	HEAD ASSEM.
6F-5257	[12]	BUSHING
		(6 IN EACH ASSEM. 4H9959)
4H-7379	[2]	GASKET
7B-2420	[2]	FERRULE
7B-2419	[2]	SEAL
7F-8923	[6]	INSERT (INLET)
7F-8922	[6]	INSERT (EXHAUST)
		(3 OF EACH IN EACH ASSEM. 4H9959)
6B-8505	[12]	SLEEVE
3B-1142	[12]	RETAINER
3B-1143	[36]	LOCK
4F-5408	[12]	SPRING (OUTER)
4F-5409	[12]	SPRING (INNER)
6F-4928	[2]	BASE
4F-5607	[6]	SEAL
5M-2705	[6]	RETAINER
6B-7021	[6]	SEAL
6H-6834	[6]	CHAMBER ASSEM.
5H-2536	[1]	COVER
5H-2537	[1]	GASKET
0L-1351	[1]	BOLT
3B-4506	[1]	LOCKWASHER
7H-0976	[1]	GASKET
7H-0975	[1]	FLANGE
2B-7411	[1]	PLUG
3H-3298	[6]	STUD
0L-1143	[4]	BOLT
3B-4506	[4]	LOCKWASHER
5H-2538	[1]	FLANGE
6H-2007	[2]	GASKET
5H-7071	[24]	DIRECTOR
		(12 IN EACH ASSEM. 4H9959)
5H-2579	[6]	GASKET
6B-6224	[24]	FERRULE
6B-6225	[24]	SEAL
4H-7283	[2]	GASKET

#UE0326230028

6N-3893: CYLINDER HEAD ASSEMBLY

CYLINDER HEAD ASSEMBLY

6N3893 CYLINDER HEAD ASSEMBLY
For Field Replacement of 4H9959 Head Assembly shown on Pages 21, 22A and 23

c153017 UE032623

6N3893 CYLINDER HEAD ASSEMBLY Parts scheme

For full view, you need register

Parts for your D342 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	4N-3669	[6]	GUIDE
2.	3B-0623	[14]	PLUG
3.	5H-7071 C	[12]	DIRECTOR
4.	9M-8745	[3]	INSERT (inlet)
	8M-9810	[3]	INSERT (exhaust)

#UE0326230029

CYLINDER BLOCK AND COVERS

CYLINDER BLOCK AND COVERS--Side View-Part 1 of 2
Serial No. 31B1 to 31B905 inclusive
6H3268 Block Assembly parts are shown on Page 32
Note: 5H7271 Piston and Liner Group, 6H5690 Cylinder Liner and Piston Replacement Gasket Group and 6H5701 Valve Grinding Gasket Group
is available. Piston and Liner replacement require the use of 6H5690 and 6H5701 Gasket Groups. Refer also to Page 185 for special parts

c45764 UE032623

None CYLINDER BLOCK AND COVERS Parts scheme

For full view, you need register

Parts for your D342 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Part No	Qty	Parts name
8B-0375	[6]	LINER
7B-2126	[18]	SEAL
0S-1594	[42]	BOLT
3B-4506	[42]	LOCKWASHER
5H-5930	[1]	COVER
5H-5931	[1]	GASKET
0S-1595	[5]	CAP SCREW
3B-4508	[5]	LOCKWASHER
4B-4948	[1]	COVER
3H-4890	[1]	POINTER
0S-0509	[2]	CAP SCREW
3B-4506	[2]	LOCKWASHER
5H-2887	[1]	HOUSING
		(FLYWHEEL)
1B-4207	[7]	NUT
4H-1958	[2]	LOCK (LONG)
4H-1957	[2]	LOCK (SHORT)
0S-1594	[1]	CAP SCREW
3B-4506	[1]	LOCKWASHER
0L-1178	[4]	CAP SCREW
3B-4512	[4]	LOCKWASHER
6B-9551	[1]	STUD
		(PART OF PAN ASSEM. 2F7769)
2F-7769	[1]	PAN ASSEM.
0S-1595	[9]	CAP SCREW
3B-4508	[9]	LOCKWASHER
9B-3133	[1]	GASKET
3H-3285	[1]	FERRULE
		(PART OF PAN ASSEM. 4H5399)
3H-3385	[1]	RING
2H-1373	[2]	PLUG
2H-1372	[2]	GASKET
8F-2176	[2]	STUD (11 1/6" LONG)
1B-2571	[2]	STUD (7 15/16" LONG)
6H-3268 Y	[1]	BLOCK ASSEM.
		(SEE SEPARATE ILLUS. FOR PARTS)
4H-9010	[1]	COVER ASSEM.
4H-8781	[1]	GASKET
4H-9633	[1]	GASKET (R.H.)
4H-9634	[1]	GASKET (L.H.)
4H-9828	[1]	GASKET (TOP)
2A-3307	[1]	SEAL
0S-1595	[2]	CAP SCREW
1F-4089	[1]	GASKET (FRONT)
0S-1585	[45]	CAP SCREW
3B-4508	[47]	LOCKWASHER
4H-5399	[1]	PAN ASSEM.
0S-0509	[39]	CAP SCREW (3/4" LONG)
0L-1351	[1]	CAP SCREW (7/8" LONG)
3B-4506	[40]	LOCKWASHER
5B-5812	[2]	DOWEL
		(PART OF PAN ASSEM. 4H5399)
3B-8013	[2]	COVER
3B-8017	[2]	GASKET
4F-0726	[1]	GASKET (REAR)
Y		SEPARATE ILLUSTRATION