CYLINDER HEAD AND VALVE MECHANISM--Part 2 of 2 Serial No. 68B675 to 68B785 inclusive and 76B1 to 76B92 inclusive Refer also to Page 115 for special parts D379

CYLINDER HEAD AND VALVE MECHANISM

CYLINDER HEAD AND VALVE MECHANISM--Part 2 of 2
Serial No. 68B675 to 68B785 inclusive and 76B1 to 76B92 inclusive
Refer also to Page 115 for special parts

Parts for your D379 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Part No	Qty	Parts name
8F-4994	[8]	SEAL
3F-9780	[8]	WASHER
5H-1012	[8]	GASKET
1S-0765	[8]	BUSHING (EXHAUST)
4H-9800	[8]	BUSHING (INTAKE)
		(2 OF EACH IN EACH HEAD ASSEM. 6L7132)
7M-6848	[8]	CHAMBER ASSEM.
4L-7820	[16]	ROD ASSEM.
6B-7021	[8]	SEAL
5H-4064	[8]	RETAINER
4F-5607	[8]	SEAL
1B-4205	[16]	NUT
4L-3803	[8]	BRACKET
8F-8858	[16]	BUTTON
9F-7707	[16]	RING
3H-5867	[16]	RETAINER
6L-3352	[4]	GASKET
3B-1143	[48]	LOCK
8F-9206	[16]	SEAL
4F-5408	[16]	SPRING (OUTER)
4F-5409	[16]	SPRING (INNER)
7F-7666	[16]	ROTOCAP
1F-3278	[4]	FITTING
4H-0945	[4]	FITTING
4H-2495	[4]	NUT
4H-2494	[4]	SLEEVE
		(1 OF EACH IN EACH FITTING 4H945)
6L-7132	[4]	HEAD ASSEM.
1F-1344	[4]	NUT
		(1 IN EACH FITTING 1F3278)
4L-7892	[4]	TUBE
5H-7071	[32]	DIRECTOR
		(8 IN EACH HEAD ASSEM. 6L7132)
6B-6225	[32]	SEAL
6B-6224	[32]	FERRULE
5B-2383	[8]	NUT
4L-8189	[8]	STUD
6B-6682	[64]	NUT
5H-1504	[64]	WASHER
8H-7097	[8]	VALVE (EXHAUST)
7M-7817	[8]	VALVE (INTAKE)
8M-4014	[8]	INSERT (EXHAUST)
4M-4320	[8]	INSERT (INTAKE)
		(2 OF EACH IN EACH HEAD ASSEM. 6L7132)
4L-6740	[4]	GASKET (COPPER)
6L-4497	[4]	GASKET (PLAIN)

CYLINDER HEAD AND VALVE MECHANISM

CYLINDER HEAD AND VALVE MECHANISM--PART 1 of 2
SERIAL NO. 68B786 TO 68B1201 INCLUSIVE AND 76B93 TO 76B204 INCLUSIVE
SEE PAGE 51 FOR GASKET KITS

Parts for your D379 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Part No	Qty	Parts name
9F-8254	[16]	SOCKET
		(1 IN EACH ARM ASSEM. 4L3855 & 4H9811)
7B-2420	[24]	FERRULE
7B-2419	[24]	SEAL
3B-0645	[32]	PLUG
		(8 IN EACH HEAD ASSEM. 6L7132)
0T-0065	[2]	BOLT
0L-0364	[2]	LOCK
4L-3362	[1]	ELBOW
		(OIL MANIFOLD)
6L-1651	[9]	SEAL
2A-1278	[8]	END
1B-4203	[8]	NUT
4L-7856	[8]	ROD
1B-4204	[16]	NUT
1A-0744	[16]	SCREW
4L-3796	[4]	COVER
0L-1351	[8]	BOLT
3B-4506	[8]	LOCKWASHER
3F-7445	[16]	BUSHING
		(1 IN EACH ARM ASSEM. 4L3855 & 4H9811)
4L-3855	[8]	ARM ASSEM. (INTAKE)
4H-9811	[8]	ARM ASSEM. (EXHAUST)
6H-3217	[4]	SHAFT ASSEM.
3B-4621	[8]	COTTER PIN
4F-4585	[8]	PLUG
		(2 IN EACH SHAFT ASSEM. 6H3217)
4H-6716	[24]	WASHER
1B-9917	[8]	SPRING (SHORT)
6F-5034	[4]	SPRING (LONG)
1H-8645	[2]	SCREW
2A-3278	[2]	GASKET
4L-8542	[2]	SHAFT
7B-0280	[4]	SEAL
1F-6618	[2]	BRACKET
5H-2746	[2]	PAWL
5H-2747	[2]	BRACKET
	[16]	BOLT
3F-4550	[8]	LOCK
0T-0065	[8]	BOLT
1A-7427	[4]	LOCK
4L-3380	[4]	CONNECTOR
4L-8548	[4]	BRACKET ASSEM.
3F-6808	[8]	DOWEL
		(2 IN EACH BRACKET ASSEM. 4L8548)

CYLINDER HEAD AND VALVE MECHANISM

CYLINDER HEAD AND VALVE MECHANISM--PART 2 of 2
SERIAL NO. 68B786 TO 68B1201 INCLUSIVE AND 76B93 TO 76B204 INCLUSIVE
REFER ALSO TO PAGE 115 FOR SPECIAL PARTS

Parts for your D379 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Part No	Qty	Parts name
8F-4994	[8]	SEAL
3F-9780	[8]	WASHER
5H-1012	[8]	GASKET
5S-3933	[8]	BUSHING (EXHAUST)
4H-9800	[8]	BUSHING (INTAKE)
		(2 OF EACH IN EACH HEAD ASSEM. 6L7132)
7M-6848	[8]	CHAMBER ASSEM.
4L-7820	[16]	ROD ASSEM.
6B-7021	[8]	SEAL
5L-5486	[16]	LIFTER ASSEM.
5H-4064	[8]	RETAINER
4F-5607	[8]	SEAL
4L-8188	[8]	STUD
1B-4205	[16]	NUT
4L-3803	[8]	BRACKET
8F-8858	[16]	BUTTON
9F-7707	[16]	RING
3H-5867	[16]	RETAINER
6L-3352	[4]	GASKET
3B-1143	[48]	LOCK
8F-9206	[16]	SEAL
4F-5408	[16]	SPRING (OUTER)
4F-5409	[16]	SPRING (INNER)
7F-7666	[16]	ROTOCAP
1F-3278	[4]	FITTING
4H-0945	[4]	FITTING
4H-2495	[4]	NUT
4H-2494	[4]	SLEEVE
		(1 OF EACH IN EACH FITTING 4H945)
6L-7132	[4]	HEAD ASSEM.
1F-1344	[4]	NUT
		(1 IN EACH FITTING 1F3278)
4L-7892	[4]	TUBE
4L-6740	[4]	GASKET (COPPER)
6L-4497	[4]	GASKET (PLAIN)
5H-7071	[32]	DIRECTOR
		(8 IN EACH HEAD ASSEM. 6L7132)
6B-6225	[32]	SEAL
6B-6224	[32]	FERRULE
5B-2383	[8]	NUT
4L-8189	[8]	STUD
6B-6682	[64]	NUT
5H-1504	[64]	WASHER
8H-7097	[8]	VALVE (EXHAUST)
7M-7817	[8]	VALVE (INTAKE)
8M-4014	[8]	INSERT (EXHAUST)
4S-8906 H	[8]	INSERT (.005" OVERSIZE)
4S-8907 H	[8]	INSERT (.010" OVERSIZE)
5S-1757	[8]	INSERT (INTAKE)
4S-8908 H	[8]	INSERT (.005" OVERSIZE)
4S-8909 H	[8]	INSERT (.010" OVERSIZE)
		(2 OF EACH IN EACH HEAD ASSEM. 6L7132)
H		NOT PART OF 6L7132 HEAD ASSEM.

CYLINDER HEAD AND VALVE MECHANISM

CYLINDER HEAD AND VALVE MECHANISM--PART 1
EFFECTIVE WITH SERIAL NO. 68B1202-UP AND 76B205-UP

Parts for your D379 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Part No	Qty	Parts name
9F-8254	[16]	SOCKET
		(1 IN EACH ARM ASSEM. 4L3855 & 4H9811)
7B-2420	[24]	FERRULE
7B-2419	[24]	SEAL
3B-0645	[32]	PLUG
		(8 IN EACH HEAD ASSEM. 7L138)
0T-0065	[2]	BOLT
0L-0364	[2]	LOCK
4L-3362	[1]	ELBOW
		(OIL MANIFOLD)
6L-1651	[9]	SEAL
2A-1278	[8]	END
1B-4203	[8]	NUT
4L-7856	[8]	ROD
1B-4204	[16]	NUT
1A-0744	[16]	SCREW
4L-3796	[4]	COVER
0L-1351	[8]	BOLT
3B-4506	[8]	LOCKWASHER
3F-7445	[16]	BUSHING
		(1 IN EACH ARM ASSEM. 4L3855 & 4H9811)
4L-3855	[8]	ARM ASSEM. (INTAKE)
4H-9811	[8]	ARM ASSEM. (EXHAUST)
6H-3217	[4]	SHAFT ASSEM.
3B-4621	[8]	COTTER PIN
4F-4585	[8]	PLUG
		(2 IN EACH SHAFT ASSEM. 6H3217)
4H-6716	[24]	WASHER
1B-9917	[8]	SPRING (SHORT)
6F-5034	[4]	SPRING (LONG)
1H-8645	[2]	SCREW
2A-3278	[2]	GASKET
4L-8542	[2]	SHAFT
7B-0280	[4]	SEAL
1F-6618	[2]	BRACKET
5H-2746	[2]	PAWL
5H-2747	[2]	BRACKET
	[16]	BOLT
3F-4550	[8]	LOCK
0T-0065	[8]	BOLT
1A-7427	[4]	LOCK
4L-3380	[4]	CONNECTOR
4L-8548	[4]	BRACKET ASSEM.
3F-6808	[8]	DOWEL
		(2 IN EACH BRACKET ASSEM. 4L8548)

CYLINDER HEAD AND VALVE MECHANISM

CYLINDER HEAD AND VALVE MECHANISM--PART 2
EFFECTIVE WITH SERIAL NO. 68B1202-UP AND 76B205-UP

Parts for your D379 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Part No	Qty	Parts name
8F-4994	[8]	SEAL
3F-9780	[8]	WASHER
5H-1012	[8]	GASKET
7S-6366	[8]	BUSHING (EXHAUST)
7S-6322	[8]	BUSHING (INTAKE)
		(2 OF EACH IN EACH HEAD ASSEM. 7L138)
7M-6848	[8]	CHAMBER ASSEM.
4L-7820	[16]	ROD ASSEM.
6B-7021	[8]	SEAL
5L-5486	[16]	LIFTER ASSEM.
5H-4064	[8]	RETAINER
4F-5607	[8]	SEAL
4L-8188	[8]	STUD
1B-4205	[16]	NUT
4L-3803	[8]	BRACKET
8F-8858	[16]	BUTTON
9F-7707	[16]	RING
3H-5867	[16]	RETAINER
6L-3352	[4]	GASKET
3B-1143	[48]	LOCK
8F-9206	[16]	SEAL
7S-6323	[16]	SPRING
4S-7468	[16]	ROTOCOIL
1F-3278	[4]	FITTING
4H-0945	[4]	FITTING
4H-2495	[4]	NUT
4H-2494	[4]	SLEEVE
		(1 OF EACH IN EACH FITTING 4H945)
7L-0138 R	[4]	HEAD ASSEM.
1F-1344	[4]	NUT
		(1 IN EACH FITTING 1F3278)
4L-7892	[4]	TUBE
4L-6740	[4]	GASKET (COPPER)
6L-4497	[4]	GASKET (PLAIN)
5H-7071	[32]	DIRECTOR
		(8 IN EACH HEAD ASSEM. 7L138)
6B-6225	[32]	SEAL
6B-6224	[32]	FERRULE
5B-2383	[8]	NUT
4L-8189	[8]	STUD
6B-6682	[64]	NUT
5H-1504	[64]	WASHER
8H-7097	[8]	VALVE (EXHAUST)
7M-7817	[8]	VALVE (INTAKE)
8M-4014	[8]	INSERT (EXHAUST)
4S-8906 H	[8]	INSERT (.005" OVERSIZE)
4S-8907 H	[8]	INSERT (.010" OVERSIZE)
5S-1757	[8]	INSERT (INTAKE)
4S-8908 H	[8]	INSERT (.005" OVERSIZE)
4S-8909 H	[8]	INSERT (.010" OVERSIZE)
		(2 OF EACH IN EACH HEAD ASSEM. 7L138)
H		NOT PART OF 7L138 HEAD ASSEM.
R		REMFG PART MAY BE AVAILABLE

CYLINDER BLOCK AND COVERS

CYLINDER BLOCK AND COVERS--Side View--Part 1 of 2
Serial No. 68B675 to 68B1297 inclusive and 76B1 to 76B331 inclusive
See Page 51 for Gasket Kits

Parts for your D379 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Part No	Qty	Parts name
3B-0645	[2]	PLUG (CORE)
5L-2894	[5]	BEARING
		(PART OF BLOCK ASSEM. 6L2534)
	[2]	BOLT
3B-4508	[2]	LOCKWASHER
4L-7562	[2]	GASKET
0L-1351	[4]	BOLT
3B-4506	[8]	LOCKWASHER
5F-9303	[2]	COVER
1F-3131	[2]	GASKET
3B-0551	[2]	PLUG
1A-0168	[6]	BOLT
3B-4508	[6]	LOCKWASHER
9M-7269	[2]	BOLT
3B-4508	[2]	LOCKWASHER
4F-2609	[1]	DOWEL
7L-2593	[1]	SHAFT ASSEM.
3F-6795	[1]	PIN
0L-2061	[2]	DOWEL (.875" LONG)
2B-2994	[2]	DOWEL (1.50" LONG)
		(PARTS OF BLOCK ASSEM. 6L2534)
7F-7669	[1]	GASKET
7F-7670	[1]	COVER
0L-1351	[4]	BOLT
4L-4653	[2]	PLATE
1A-8537	[8]	BOLT
3B-4510	[14]	LOCKWASHER
	[6]	BOLT
5L-4095	[2]	CAP GROUP
		(PART OF BLOCK ASSEM. 6L2534)
5L-4143	[4]	SHIM (LARGE)
		(2 IN EACH CAP GROUP 5L4095)
5L-4144	[12]	SHIM (SMALL)
		(6 IN EACH CAP GROUP 5L4095)
6L-2534	[1]	BLOCK ASSEM.
4L-6142	[10]	STUD
4L-5834	[10]	NUT
4L-6830	[10]	COTTER PIN
		(PARTS OF BLOCK ASSEM. 6L2534)
2A-3348	[1]	DOWEL
1A-2223	[16]	DOWEL (1" LONG)
1A-2036	[4]	DOWEL (.50" LONG)
		(PARTS OF BLOCK ASSEM. 6L2534)
5L-4090	[3]	CAP GROUP
		(PART OF BLOCK ASSEM. 6L2534)
5L-4143	[6]	SHIM (LARGE)
		(2 IN EACH CAP GROUP 5L4090)
5L-4144	[18]	SHIM (SMALL)
		(6 IN EACH CAP GROUP 5L4090)
5L-7280	[1]	COVER ASSEM.
1F-9223	[1]	GASKET
4L-6788	[64]	STUD
		(PART OF BLOCK ASSEM. 6L2534)
4L-7586	[1]	GASKET
3F-6808	[2]	DOWEL
		(PART OF BLOCK ASSEM. 6L2534)
4L-3395	[2]	DOWEL
7L-2593	[1]	SHAFT ASSEM.
3F-6808	[2]	DOWEL
4F-2609	[1]	PIN (.437" LONG)
3F-6795	[1]	PIN
		(PARTS OF BLOCK ASSEM. 6L2534)

CYLINDER BLOCK AND COVERS

CYLINDER BLOCK AND COVERS--Front View - Part 2 of 2
Serial No. 68B675 to 68B1297 inclusive and 76B1 to 76B331 inclusive
Refer also to Pages 178A & 181 for special parts

Parts for your D379 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Part No	Qty	Parts name
0S-1590	[2]	BOLT
3B-4506	[2]	LOCKWASHER
0S-1589	[6]	BOLT
3B-4510	[6]	LOCKWASHER
4L-7587	[4]	COVER
1F-4419	[4]	GASKET
0S-1588	[44]	BOLT
3B-4506	[44]	LOCKWASHER
6L-7815	[24]	SEAL
1S-2587	[8]	LINER
1A-9759	[8]	DOWEL
0S-1594	[10]	BOLT
3B-4506	[10]	LOCKWASHER
	[2]	BOLT
3B-4510	[2]	LOCKWASHER
4L-6265	[1]	SUPPORT
7F-5174	[1]	FLANGE
1F-3131	[1]	GASKET
2B-7411	[1]	PLUG
0S-1588	[2]	BOLT
3B-4506	[2]	LOCKWASHER
1F-4418	[3]	COVER
1F-9223	[3]	GASKET
0S-0509	[64]	BOLT
3B-4506	[64]	LOCKWASHER
6L-2787	[1]	HOUSING
		(FLYWHEEL)

CYLINDER BLOCK AND COVERS

CYLINDER BLOCK AND COVERS--Side View - Part 1 of 2
Effective with Serial No. 68B1298-Up and 76B332-Up
See Page 51 for Gasket Kits

Parts for your D379 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Part No	Qty	Parts name
3B-0645	[2]	PLUG (CORE)
5L-2894	[5]	BEARING
		(PART OF BLOCK ASSEM. 6L2534)
	[2]	BOLT
3B-4508	[2]	LOCKWASHER
4L-7562	[2]	GASKET
0L-1351	[4]	BOLT
3B-4506	[8]	LOCKWASHER
5F-9303	[2]	COVER
1F-3131	[2]	GASKET
3B-0551	[2]	PLUG
1A-0168	[6]	BOLT
3B-4508	[6]	LOCKWASHER
9M-7269	[2]	BOLT
3B-4508	[2]	LOCKWASHER
4F-2609	[1]	DOWEL
7L-2593	[1]	SHAFT ASSEM.
3F-6795	[1]	PIN
0L-2061	[2]	DOWEL (.875" LONG)
2B-2994	[2]	DOWEL (1.50" LONG)
		(PARTS OF BLOCK ASSEM. 6L2534)
7F-7669	[1]	GASKET
7F-7670	[1]	COVER
0L-1351	[4]	BOLT
4L-4653	[2]	PLATE
1A-8537	[8]	BOLT
3B-4510	[14]	LOCKWASHER
	[6]	BOLT
5L-4095	[2]	CAP GROUP
		(PART OF BLOCK ASSEM. 6L2534)
5L-4143	[4]	SHIM (LARGE)
		(2 IN EACH CAP GROUP 5L4095)
5L-4144	[12]	SHIM (SMALL)
		(6 IN EACH CAP GROUP 5L4095)
6L-2534	[1]	BLOCK ASSEM.
4L-6142	[10]	STUD
4L-5834	[10]	NUT
4L-6830	[10]	COTTER PIN
		(PARTS OF BLOCK ASSEM. 6L2534)
2A-3348	[1]	DOWEL
1A-2223	[16]	DOWEL (1" LONG)
1A-2036	[4]	DOWEL (.50" LONG)
		(PARTS OF BLOCK ASSEM. 6L2534)
5L-4090	[3]	CAP GROUP
		(PART OF BLOCK ASSEM. 6L2534)
5L-4143	[6]	SHIM (LARGE)
		(2 IN EACH CAP GROUP 5L4090)
5L-4144	[18]	SHIM (SMALL)
		(6 IN EACH CAP GROUP 5L4090)
5L-7280	[1]	COVER ASSEM.
1F-9223	[1]	GASKET
4L-6788	[64]	STUD
		(PART OF BLOCK ASSEM. 6L2534)
4L-7586	[1]	GASKET
3F-6808	[2]	DOWEL
		(PART OF BLOCK ASSEM. 6L2534)
4L-3395	[2]	DOWEL
7L-2593	[1]	SHAFT ASSEM.
3F-6808	[2]	DOWEL
4F-2609	[1]	PIN (.437" LONG)
3F-6795	[1]	PIN
		(PARTS OF BLOCK ASSEM. 6L2534)

CYLINDER BLOCK AND COVERS

CYLINDER BLOCK AND COVERS--Front View - Part 2 of 2
Effective with Serial No. 68B1298-Up and 76B332-Up
Refer also to Pages 178A and 181 for special parts

Parts for your D379 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Part No	Qty	Parts name
0S-1590	[2]	BOLT
3B-4506	[2]	LOCKWASHER
0S-1589	[6]	BOLT
3B-4510	[6]	LOCKWASHER
8L-4857 C	[4]	COVER
1F-4419	[4]	GASKET
0S-1594 C	[1]	BOLT
		(1" LONG)
0S-0509 C	[44]	BOLT
		(.75" LONG)
3B-4506	[45]	LOCKWASHER
6L-7815	[24]	SEAL
1S-2587	[8]	LINER
1A-9759	[8]	DOWEL
0S-1594	[10]	BOLT
3B-4506	[10]	LOCKWASHER
	[2]	BOLT
3B-4510	[2]	LOCKWASHER
4L-6265	[1]	SUPPORT
7F-5174	[1]	FLANGE
1F-3131	[1]	GASKET
2B-7411	[1]	PLUG
0S-1588	[2]	BOLT
3B-4506	[2]	LOCKWASHER
1F-4418	[3]	COVER
1F-9223	[3]	GASKET
0S-0509	[64]	BOLT
3B-4506	[64]	LOCKWASHER
6L-2787	[1]	HOUSING
		(FLYWHEEL)
C		INDICATES CHANGE FROM PREVIOUS

CRANKSHAFT

CRANKSHAFT
SERIAL NO. 68B675 TO 68B1004 INCLUSIVE AND 76B1 TO 76B124 INCLUSIVE

Parts for your D379 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Part No	Qty	Parts name
1A-2029	[24]	BOLT
		-OR-
0S-1594	[24]	BOLT
3B-4506	[24]	LOCKWASHER
7L-2534	[2]	RING
5L-7856	[1]	THROWER
4L-4647	[5]	BEARING
		(STANDARD)
5L-4184	[5]	BEARING
		(.050" UNDERSIZE)
5L-2093	[2]	GASKET
5L-7857	[2]	BAFFLE
4M-8010	[8]	RING (SNAP)
0L-1024	[8]	PLUG
		(PARTS OF CRANKSHAFT ASSEM. 5L6286)
5L-1852	[1]	SHIELD
5L-6286	[1]	CRANKSHAFT ASSEM.
5L-1857	[1]	ADAPTER
5L-7858	[1]	THROWER
6F-7035	[10]	BOLT
3B-4514	[10]	LOCKWASHER

Information:

BASIC ENGINE

CYLINDER HEAD GP

Engine News

New Exhaust Valve And Valve Guide
1979/03/07

New Exhaust Valve Has Improved Three-Piece Construction
1979/04/25

Too Much Clearance For Exhaust Valves Can Cause Wear To The Camshaft Lobes And Valve Lifters
1980/01/09

New Exhaust Valve For Special Engine Applications
1980/01/09

New Inlet And Exhaust Valves And Valve Guides Have Tighter Fit To Prevent Corrosion And Guide Wear
1981/04/01

Bolts Now Used Instead Of Studs To Hold Cylinder Heads
1982/05/12

Use Caution During Replacement Of Damaged Nozzle Adapters Or Precombustion Chambers
1983/01/19

Engine Valve Stem "Use Again" Specifications
1983/03/16

Valve Damage Can Be Caused By Short Intervals Of Engine Operation In Very Cold Temperatures
1983/10/26

A New Book "Analyzing Diesel And Natural Gas Engine Valve Failures" Is Available
1985/03/01

Determining The Cause Of Glow Plug Tip Failures
1986/06/01

Valve Lash Adjustment Interval Is Changed
1986/07/01

New Camshaft And Lifter Kits Available For Slipper Type Cam Followers (Valve Lifters)
1989/12/01

New Exhaust Valves Are Used In Caterpillar Remanufactured Cylinder Heads
1990/10/01

Reworking Diesel And Gas Cylinder Heads On 6.25 Bore V Engines {1101}
1994/09/01

Exhaust Valve Guides With A Counterbore Are Now Available
1977/01/28

Correct Installation Of Valve Lifters On The Camshaft Is Very Important To Prevent Failures
1977/05/25

Tolerance Added To Valve Clearance Specifications
1978/01/18

Use Again Specifications For Valve Springs Are Changed
1978/03/01

Caterpillar Warranty Claims on Cylinder Head Valves {1105}
2005/10/03

Special Instruction

Use Of The 1P7451 Valve Guide Honing Group{0673, 1104}
Use Of The 1P7451 Valve Guide Honing Group{0673, 1104}

Installing Heli-Coil Inserts In Caterpillar Cylinder Heads{1117}
Installing Heli-Coil Inserts In Caterpillar Cylinder Heads{1117}

Use Of 6V4805 Valve Seat Insert Puller Group{0703}
Use Of 6V4805 Valve Seat Insert Puller Group{0703}

Repair Of Precombustion Chamber And Direct Injection Adapter Seating Surfaces{1101}
Repair Of Precombustion Chamber And Direct Injection Adapter Seating Surfaces{1101}

Use Of 6V9050 Exhaust Stud Removal Group{1100}
Use Of 6V9050 Exhaust Stud Removal Group{1100}

Determining the Cause of Fuel Dilution of Engine Oil {1101, 1124, 1251, 1280, 1290}
Determining the Cause of Fuel Dilution of Engine Oil {1101, 1124, 1251, 1280, 1290}

Service Letter-NACD

PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REMOVING 0R2669 AND 0R2670 REMAN CYLINDER HEADS FROM DEALER PARTS STOCK
PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REMOVING 0R2669 AND 0R2670 REMAN CYLINDER HEADS FROM DEALER PARTS STOCK

0R0828, 0R2171, 0R2172, 0R2578, 0R2588, 0R2593, 0R2669, And 0R2670 Remanufactured Cylinder Heads May Need To Be Removed From Dealer Parts Stock
0R0828, 0R2171, 0R2172, 0R2578, 0R2588, 0R2593, 0R2669, And 0R2670 Remanufactured Cylinder Heads May Need To Be Removed From Dealer Parts Stock

Service Letter-Australia

PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REMOVING 0R2669 AND 0R2670 REMAN CYLINDER HEADS FROM DEALER PARTS STOCK
PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REMOVING 0R2669 AND 0R2670 REMAN CYLINDER HEADS FROM DEALER PARTS STOCK

0R0828, 0R2171, 0R2172, 0R2578, 0R2588, 0R2593, 0R2669, And 0R2670 Remanufactured Cylinder Heads May Need To Be Removed From Dealer Parts Stock
0R0828, 0R2171, 0R2172, 0R2578, 0R2588, 0R2593, 0R2669, And 0R2670 Remanufactured Cylinder Heads May Need To Be Removed From Dealer Parts Stock

Service Letter-CFEL

PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REMOVING 0R2669 AND 0R2670 REMAN CYLINDER HEADS FROM DEALER PARTS STOCK
PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REMOVING 0R2669 AND 0R2670 REMAN CYLINDER HEADS FROM DEALER PARTS STOCK

0R0828, 0R2171, 0R2172, 0R2578, 0R2588, 0R2593, 0R2669, And 0R2670 Remanufactured Cylinder Heads May Need To Be Removed From Dealer Parts Stock
0R0828, 0R2171, 0R2172, 0R2578, 0R2588, 0R2593, 0R2669, And 0R2670 Remanufactured Cylinder Heads May Need To Be Removed From Dealer Parts Stock

Service Letter-CSARL

PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REMOVING 0R2669 AND 0R2670 REMAN CYLINDER HEADS FROM DEALER PARTS STOCK
PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REMOVING 0R2669 AND 0R2670 REMAN CYLINDER HEADS FROM DEALER PARTS STOCK

0R0828, 0R2171, 0R2172, 0R2578, 0R2588, 0R2593, 0R2669, And 0R2670 Remanufactured Cylinder Heads May Need To Be Removed From Dealer Parts Stock
0R0828, 0R2171, 0R2172, 0R2578, 0R2588, 0R2593, 0R2669, And 0R2670 Remanufactured Cylinder Heads May Need To Be Removed From Dealer Parts Stock

Service Letter-Americas

PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REMOVING 0R2669 AND 0R2670 REMAN CYLINDER HEADS FROM DEALER PARTS STOCK
PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REMOVING 0R2669 AND 0R2670 REMAN CYLINDER HEADS FROM DEALER PARTS STOCK

0R0828, 0R2171, 0R2172, 0R2578, 0R2588, 0R2593, 0R2669, And 0R2670 Remanufactured Cylinder Heads May Need To Be Removed From Dealer Parts Stock
0R0828, 0R2171, 0R2172, 0R2578, 0R2588, 0R2593, 0R2669, And 0R2670 Remanufactured Cylinder Heads May Need To Be Removed From Dealer Parts Stock

Service Letter-Truck/Ag/Marine

PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REMOVING 0R2669 AND 0R2670 REMAN CYLINDER HEADS FROM DEALER PARTS STOCK
PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REMOVING 0R2669 AND 0R2670 REMAN CYLINDER HEADS FROM DEALER PARTS STOCK

Specifications

Valves
D399, G399, D398, G398, D379, G379 ENGINES

Valve Guide And Seat Inserts
D399, G399, D398, G398, D379, G379 ENGINES

Cylinder Head
D399, G399, D398, G398, D379, G379 ENGINES

Cylinder Head
D379, D398, D399 INDUSTRIAL & MARINE ENGINES

Valves
D379, D398, D399 INDUSTRIAL & MARINE ENGINES

Tool Operating Manual

{0374, 0599, 0629, 0632, 0700, 0701, 1100, 1101}
{0374, 0599, 0629, 0632, 0700, 0701, 1100, 1101}

Service Letter-China

PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REMOVING 0R2669 AND 0R2670 REMAN CYLINDER HEADS FROM DEALER PARTS STOCK
PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REMOVING 0R2669 AND 0R2670 REMAN CYLINDER HEADS FROM DEALER PARTS STOCK

0R0828, 0R2171, 0R2172, 0R2578, 0R2588, 0R2593, 0R2669, And 0R2670 Remanufactured Cylinder Heads May Need To Be Removed From Dealer Parts Stock
0R0828, 0R2171, 0R2172, 0R2578, 0R2588, 0R2593, 0R2669, And 0R2670 Remanufactured Cylinder Heads May Need To Be Removed From Dealer Parts Stock

Service Letter-Asia

PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REMOVING 0R2669 AND 0R2670 REMAN CYLINDER HEADS FROM DEALER PARTS STOCK
PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REMOVING 0R2669 AND 0R2670 REMAN CYLINDER HEADS FROM DEALER PARTS STOCK

0R0828, 0R2171, 0R2172, 0R2578, 0R2588, 0R2593, 0R2669, And 0R2670 Remanufactured Cylinder Heads May Need To Be Removed From Dealer Parts Stock
0R0828, 0R2171, 0R2172, 0R2578, 0R2588, 0R2593, 0R2669, And 0R2670 Remanufactured Cylinder Heads May Need To Be Removed From Dealer Parts Stock

Reuse And Salvage Guidelines

Engine Valve Failure Modes{1100, 1105}
Engine Valve Failure Modes{1100, 1105}

Using the 9U-5383 Vacuum Tester {0774, 0781, 1000, 1100}
Using the 9U-5383 Vacuum Tester {0774, 0781, 1000, 1100}

Applied Failure Analysis

Engine Valve Failure Modes{1100, 1105}
Engine Valve Failure Modes{1100, 1105}

Information Release Memo

APPEARANCE CHANGE ON REMAN SHORT BLOCKS
APPEARANCE CHANGE ON REMAN SHORT BLOCKS

Service Letter-APD

PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REMOVING 0R2669 AND 0R2670 REMAN CYLINDER HEADS FROM DEALER PARTS STOCK
PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REMOVING 0R2669 AND 0R2670 REMAN CYLINDER HEADS FROM DEALER PARTS STOCK

0R0828, 0R2171, 0R2172, 0R2578, 0R2588, 0R2593, 0R2669, And 0R2670 Remanufactured Cylinder Heads May Need To Be Removed From Dealer Parts Stock
0R0828, 0R2171, 0R2172, 0R2578, 0R2588, 0R2593, 0R2669, And 0R2670 Remanufactured Cylinder Heads May Need To Be Removed From Dealer Parts Stock

Disassembly and Assembly

Precombustion Chambers
D379, D398, D399 INDUSTRIAL & MARINE ENGINES

Cylinder Heads
D379, D398, D399 INDUSTRIAL & MARINE ENGINES

Valves
D379, D398, D399 INDUSTRIAL & MARINE ENGINES

Valve Guides
D379, D398, D399 INDUSTRIAL & MARINE ENGINES

Valve Seat Inserts
D379, D398, D399 INDUSTRIAL & MARINE ENGINES

Water Directors
D379, D398, D399 INDUSTRIAL & MARINE ENGINES

Service Magazine

New Exhaust Valve For Special Engine Applications {1104,1105}
1980/01/07

New Inlet And Exhaust Valves And Valve Guides Have Tighter Fit To Prevent Corrosion And Guide Wear{1104,1105,1101,1103,1108,1109}
1981/03/16

New Inlet And Exhaust Valves And Valve Guides Have Tighter Fit To Prevent Corrosion And Guide Wear{1104,1105,1101,1103,1108,1109}
1981/06/29

Bolts Now Used Instead Of Studs To Hold Cylinder Heads{1101,1201}
1982/05/10

Vacuum Tester Checks For Leaks Between Valve Face and Seat{0651,1103,1105}
1982/09/06

New 6V7059 Micrometer Measures Liner Top Flange And Valve Lip {0653,1216,1105}
1982/11/29

Engine Valve Stem "Use Again" Specifications{0653,1105}
1983/02/28

Valve Damage Can Be Caused By Short Intervals Of Engine Operation In Very Cold Temperatures{1105,1208}
1983/10/17

Valve Lash Adjustment Not A Warranty Item {1102,1105}
1985/01/14

Determining The Cause Of Glow Plug Tip Failures{1053,1105,1412}
1986/06/02

Valve Lash Adjustment Interval Is Changed {1105}
1986/07/07

New Water Temperature Regulator Has A Closer Fit At The Valve Seat To Keep Leakage At A Minimum{1355}
1977/01/17

Exhaust Valve Guides With A Counterbore Are Now Available{1104}
1977/01/24

Correct Installation Of Valve Lifters On The Camshaft Is Very Important To Prevent Failures{1209}
1977/05/16

Tools Now Available To Ream And/Or Hone 0.500" (12.70 mm) Diameter Valve Guides{0663}
1977/08/22

Tolerance Added To Valve Clearance Specifications{1105,0374}
1978/01/16

Valve Damage Can Be Caused By Short Intervals Of Engine Operation In Very Cold Temperatures{1105,1208}
1978/01/30

Use Again Specifications For Valve Springs Are Changed{1108}
1978/03/06

New Exhaust Valve And Valve Guide{1104,1105}
1979/02/19

New Exhaust Valve Has Improved Three-Piece Construction{1105}
1979/04/09

A New Method To Clean And Polish Engine Valve Stems{0674,1105}
1979/05/28

Why Engines Are Damaged By Fuel Sulfur{1104,1216,1280,1318,1215}
1979/08/27

Fuel Sulfur-Your Diesel's Silent Enemy{0375,1280}
1979/12/17

Too Much Clearance For Exhaust Valves Can Cause Wear To The Camshaft Lobes And Valve Lifters{1105,1210,1209}
1979/12/24

New Exhaust Valves Are Used In Caterpillar Remanufactured Cylinder Heads{1105,1101}
1990/10/08

Caterpillar Parts SIS Catalog D379 :

Truck sale:

CATERPILLAR D379 1988
- STATIONARY - DIESEL
ZEPPELIN POWER SYSTEMS
Am Holzhafen 7 - Bremen -

CAT D379

Jeff Martin Auctioneers
Stanton, Texas

Call

1980 CAT D379

Empire Power Systems
PHOENIX, Arizona