CYLINDER HEAD (7N1302 N/S) Effective with Serial No. 70V15654~70V16375 Part of Cylinder Head shown on Page 14 980C

BASIC ENGINE

CYLINDER HEAD GP

0. 7N-1302 CYLINDER H
1. 1W-1508 CYLINDER H

VALVE MECHANISM GP

2. 4N-2271 VALVE MECH
3. 7N-4467 COVER GP-V
4. 4N-1045 ROCKER ARM

LIFTING GP-ENGINE

5. 7N-4459 LIFTING GP

GEAR GP

6. 8N-0866 HOUSING GP
7. 1W-1427 HOUSING GP

HOUSING GP-FRONT

8. 6N-2885 COVER GP-F

GEAR GP

9. 4N-2274 GEAR GP-FR
0. INFORMATION

WHEEL LOADER 980C WHEEL LOADER 13B
980C WHEEL LOADER 13B00300-UP (MACHINE) POWERED BY 3406 ENGINE XMBP9685 980C 13B (1983)

BASIC ENGINE

CYLINDER HEAD GP

4N-2270 CYLINDER HEAD GP

1W-1439 CYLINDER HEAD GP

7N-1302 CYLINDER HEAD GP

1W-1508 CYLINDER HEAD GP

#XMBP96850020

7N-1302: CYLINDER HEAD GP

CYLINDER HEAD GP

CYLINDER HEAD (7N1302 N/S)
Effective with Serial No. 70V15654~70V16375
Part of Cylinder Head shown on Page 14

j23256e XMBP9685

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Parts for your 980C WHEEL LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	4N-5906	[24]	SPRING
2.	6N-7154	[24]	ROTOCOIL
3.	2A-4429	[48]	LOCK
4.	7N-1303 R	[1]	HEAD ASSEM.
5.	2N-5775	[12]	DOWEL
6.	4N-5893	[12]	INSERT (Intake)
	4S-8898 H	[12]	INSERT (0.13mm Oversize)
	4S-8899 H	[12]	INSERT (0.26mm Oversize)
7.	2M-6471	[1]	PLUG
8.	9S-9699	[12]	INSERT (Exhaust)
	4S-8902 H	[12]	INSERT (0.13mm Oversize)
	4S-8903 H	[12]	INSERT (0.26mm Oversize)
9.	3B-0623	[10]	PLUG
10.	4N-2803	[24]	GUIDE
11.	3B-0645	[12]	PLUG
12.	4N-5654	[12]	VALVE (Intake)
13.	7N-4580	[12]	VALVE (Exhaust)
			(Installing Cylinder Head)
	H		NOT PART OF 7N1303 ASSEM.
	R		REMFG PART MAY BE AVAILABLE

#XMBP96850021

1W-1508: CYLINDER HEAD GP

CYLINDER HEAD GP

CYLINDER HEAD (1W1508 N/S)
Effective with Serial No. 70V16376-UP
Part of Cylinder Head shown on Page 14A

j24840e XMBP9685

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Parts for your 980C WHEEL LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	4N-5906	[24]	SPRING
2.	6N-7154	[24]	ROTOCOIL
3.	2A-4429	[48]	LOCK
4.	1W-1509 R	[1]	HEAD ASSEM.
5.	2N-5775	[12]	DOWEL
6.	4N-5893	[12]	INSERT (Intake)
	4S-8898 H	[12]	INSERT (0.13mm Overside)
	4S-8899 H	[12]	INSERT (0.26mm Oversize)
7.	2M-6471	[1]	PLUG
8.	1W-5283	[12]	INSERT (Exhaust)
	4S-8902 H	[12]	INSERT (0.13mm Oversize)
	4S-8903 H	[12]	INSERT (0.26mm Oversize)
9.	3B-0623	[10]	PLUG
10.	4N-2803	[24]	GUIDE
11.	3B-0645	[12]	PLUG
12.	1W-3859	[12]	VALVE (Intake)
13.	1W-3860	[12]	VALVE (Exhaust)
			(Installing Cylinder Head)
	H		NOT PART OF 1W1509 ASSEM.
	R		REMFG PART MAY BE AVAILABLE

#XMBP96850022

4N-2271: VALVE MECHANISM GP

VALVE MECHANISM GP

VALVE MECHANISM (4N2271 N/S)
Effective with Serial No. 70V15654-UP
Rocker Arm parts are shown on Page 17

j23253e XMBP9685

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Parts for your 980C WHEEL LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	Y	[2]	ROCKER ARM
			(See Separate Illustration)
2.	4N-5611	[6]	BRIDGE ASSEM. (Exhaust)
3.	2N-5842	[1]	SCREW
	9L-7712	[1]	NUT
4.	2P-9845	[6]	BOLT
	5H-1504	[6]	WASHER
5.	4N-5609	[12]	ROD
6.	6N-6872	[12]	SPRING
7.	6N-4589 R	[12]	LIFTER ASSEM.
8.	4N-5612	[6]	BRIDGE ASSEM. (Intake)
9.	2N-5842	[1]	SCREW
	9L-7712	[1]	NUT
	R		REMFG PART MAY BE AVAILABLE
	Y		SEPARATE ILLUSTRATION

#XMBP96850023

7N-4467: COVER GP-VALVE MECHANISM

COVER GP-VALVE MECHANISM

VALVE MECHANISM COVER (7N4467 N/S)
Effective with Serial No. 70V15654-UP

j23252e XMBP9685

7N4467 COVER GP-VALVE MECHANISM Parts scheme

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Parts for your 980C WHEEL LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	4N-4535	[2]	BASE
	5P-5678 H		SEAL 2.91m
2.	9L-8925	[26]	BOLT
3.	4N-4536	[1]	COVER
	5P-5678 H		SEAL 1.44m
4.	4N-0851	[1]	ADAPTER
5.	4N-4537	[1]	COVER
	5P-5678 H		SEAL 1.44m
6.	4N-4957	[1]	PLUG
	H		ORDER BY THE M

#XMBP96850024

4N-1045: ROCKER ARM GP

ROCKER ARM GP

ROCKER ARM (4N1045 N/S)
Effective with Serial No. 70V15654-UP
Part of Valve Mechanism

j23254e XMBP9685

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Parts for your 980C WHEEL LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	006-7403	[2]	RETAINER
2.	2N-7228	[4]	WASHER
3.	4N-0955	[2]	PIN
4.	2N-7229	[2]	SPRING
5.	4N-0839	[1]	SHAFT ASSEM.
6.	5B-1866	[2]	PLUG
7.	7N-1198	[2]	BRACKET
8.	4N-5614	[6]	ARM ASSEM.
9.	7N-1130	[1]	BRACKET
10.	1A-2935	[6]	SCREW
11.	9L-7712	[6]	NUT

#XMBP96850025

7N-4459: LIFTING GP

LIFTING GP

ENGINE LIFTING (7N4459 N/S)
Effective with Serial No. 70V15654-UP

j23257e XMBP9685

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Parts for your 980C WHEEL LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	4N-5186	[1]	EYE (Rear)
2.	0S-1595	[2]	BOLT
	5P-8245	[2]	WASHER
3.	6N-4669	[1]	EYE (Front)

#XMBP96850026

8N-0866: HOUSING GP-FRONT

HOUSING GP-FRONT

FRONT HOUSING (8N866 N/S)
Effective with Serial No. 70V15654~70V16375

j23263e XMBP9685

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Parts for your 980C WHEEL LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	0T-0055	[2]	BOLT
2.	0L-1352	[3]	BOLT
3.	4N-3916	[1]	GASKET
4.	0S-1594	[7]	BOLT (2.54cm Long)
5.	4N-3914	[1]	PLATE
6.	6N-0389	[1]	STUD
	4H-6145	[1]	GASKET
7.	1A-2029	[4]	BOLT (2.86cm Long)
8.	4N-0867	[1]	GASKET
9.	1D-4717	[1]	NUT
10.	8N-0853	[1]	HOUSING ASSEM.
11.	5M-6214	[1]	PLUG
12.	6F-7012	[2]	STUD (3.81cm Long)
13.	4B-8641	[8]	STUD (5.72cm Long)
14.	5M-2894	[18]	WASHER
15.	8S-9191	[1]	BOLT

#XMBP96850027

1W-1427: HOUSING GP-FRONT

HOUSING GP-FRONT

FRONT HOUSING (1W1427 N/S)
Effective with Serial No. 70V16376-UP

j24843e XMBP9685

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Parts for your 980C WHEEL LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	0T-0055	[2]	BOLT
2.	5M-2894	[18]	WASHER
3.	0L-1352	[2]	BOLT
4.	1W-1426	[1]	HOUSING ASSEM.
5.	6F-7012	[2]	STUD
6.	5M-6214	[1]	PLUG
7.	4B-8641	[8]	STUD
8.	1W-1471	[1]	PLATE
9.	1A-2029	[4]	BOLT
10.	6N-0389	[1]	STDU
11.	4H-6145	[1]	GASKET
12.	1N-3181	[2]	STUD
13.	6B-2250	[2]	GASKET
14.	1W-1470	[1]	GASKET
15.	1N-3017	[1]	GASKET
16.	0S-1594	[8]	BOLT
17.	8S-9191	[1]	BOLT
18.	1D-4717	[1]	NUT

#XMBP96850028

6N-2885: COVER GP-FRONT HOUSING

COVER GP-FRONT HOUSING

FRONT HOUSING COVER (6N2885 N/S)
Effective with Serial No. 70V15654~70V16375

j23264e XMBP9685

6N2885 COVER GP-FRONT HOUSING Parts scheme

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Parts for your 980C WHEEL LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	8S-9191	[2]	BOLT (10.2cm Long)
2.	5M-2894	[6]	WASHER
3.	1A-5964	[5]	BOLT (11.4cm Long)
4.	0S-1594	[7]	BOLT (2.54cm Long)
5.	2P-9084	[2]	STUD
	1D-4719	[2]	NUT
	2M-0849	[2]	WASHER
6.	4N-2695	[1]	GASKET
7.	6N-9275	[1]	COVER
8.	5S-2184	[2]	BOLT
9.	1D-4717	[10]	NUT
10.	1W-2152	[1]	COVER
11.	9L-1633	[1]	GASKET
12.	6N-8922	[1]	COVER
13.	4N-0790	[1]	GASKET
14.	4N-0794	[1]	COVER
15.	4N-3989	[1]	GASKET

#XMBP96850029

4N-2274: GEAR GP-FRONT TIMING

GEAR GP-FRONT TIMING

FRONT TIMING GEAR (4N2274 N/S)
Effective with Serial No. 70V15654~70V16375

j23262e XMBP9685

4N2274 GEAR GP-FRONT TIMING Parts scheme

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Parts for your 980C WHEEL LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	0L-1351	[5]	BOLT
2.	2W-0442	[1]	GEAR ASSEM. (Idler-42 & 105 Teeth)
3.	4N-0343	[1]	BEARING
4.	4N-0798	[1]	PLATE
5.	2B-2695	[4]	BOLT
6.	1B-8705	[1]	KEY
7.	4N-0345	[1]	SHAFT
8.	7N-7592	[1]	GEAR (Oil Pump Drive - 69 Teeth)
9.	0S-1571	[1]	BOLT
10.	1P-7346	[1]	WASHER

Information:

BASIC ENGINE

CYLINDER HEAD GP

Special Instruction

Installation of 0R1160, 0R1161 and 0R1248 Remanufactured Cylinder Head Groups{1100}
Installation of 0R1160, 0R1161 and 0R1248 Remanufactured Cylinder Head Groups{1100}

3400 Cylinder Head To Block Joint Repair Procedure{1124}
3400 Cylinder Head To Block Joint Repair Procedure{1124}

INSTALLATION OF 7N628 GASKET SERVICE GROUP{1101, 1221}
INSTALLATION OF 7N628 GASKET SERVICE GROUP{1101, 1221}

Use Of The 5P7333 Tool Group For Bridge Dowel Repair{1101}
Use Of The 5P7333 Tool Group For Bridge Dowel Repair{1101}

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}

Installation Of 2W3815 Or 5N93 Inserts{1217}
Installation Of 2W3815 Or 5N93 Inserts{1217}

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 Support Program For Replacing Failed Cylinder Head Gaskets On Certain D8L, D8N, D9N, And D10N Tractors; 16G Motor Graders; D35HP, D40D, D400, And D400D Articulated Dump Trucks; 245, And 245B Excavators; 589 Pipelayers; 621E, 623E, 627E, 631E, 637E, 651E, And 657E Wheel Tractors; 657E Scrapers; 768C And 772B Tractors; 769C And 773B Trucks; 824C And 834B Wheel Tractors; 825C Compactors; 826C Landfill Compactors; And 980C, 988B, And 992C Wheel Loaders
Product Support Program For Replacing Failed Cylinder Head Gaskets On Certain D8L, D8N, D9N, And D10N Tractors; 16G Motor Graders; D35HP, D40D, D400, And D400D Articulated Dump Trucks; 245, And 245B Excavators; 589 Pipelayers; 621E, 623E, 627E, 631E, 637E, 651E, And 657E Wheel Tractors; 657E Scrapers; 768C And 772B Tractors; 769C And 773B Trucks; 824C And 834B Wheel Tractors; 825C Compactors; 826C Landfill Compactors; And 980C, 988B, And 992C Wheel Loaders

Service Letter-Australia

Product Support Program For Replacing Failed Cylinder Head Gaskets On Certain D8L, D8N, D9N, And D10N Tractors; 16G Motor Graders; D35HP, D40D, D400, And D400D Articulated Dump Trucks; 245, And 245B Excavators; 589 Pipelayers; 621E 623E, 627E, 631E, 637E, 651E, And 657E Wheel Tractors; 657E Scrapers; 768C And 772B Tractors; 769C And 773B Trucks; 824C And 834C Wheel Tractors; 825C Compactors; 826C Landfill Compactors; And 980C, 988B, And 992C Wheel Loaders
Product Support Program For Replacing Failed Cylinder Head Gaskets On Certain D8L, D8N, D9N, And D10N Tractors; 16G Motor Graders; D35HP, D40D, D400, And D400D Articulated Dump Trucks; 245, And 245B Excavators; 589 Pipelayers; 621E 623E, 627E, 631E, 637E, 651E, And 657E Wheel Tractors; 657E Scrapers; 768C And 772B Tractors; 769C And 773B Trucks; 824C And 834C Wheel Tractors; 825C Compactors; 826C Landfill Compactors; And 980C, 988B, And 992C Wheel Loaders

Service Letter-CFEL

Service Letter-CSARL

Service Letter-Americas

Specifications

Valves
3406 ENGINE FOR CATERPILLAR BUILT MACHINES

Intake Valve Timing
3406 ENGINE FOR CATERPILLAR BUILT MACHINES

Cylinder Head
3406 ENGINE FOR CATERPILLAR BUILT MACHINES

Tool Operating Manual

Operating Instructions for 155-1536 Valve Recession Tool Kit for all G3500 and 3500 Engines{0374, 0599, 0701, 0703, 0759, 0767}
Operating Instructions for 155-1536 Valve Recession Tool Kit for all G3500 and 3500 Engines{0374, 0599, 0701, 0703, 0759, 0767}

Operating Instructions for 148-2997 Valve Recession Tool Group Used On 3600, G3600, and C175 Engines{0374, 0599, 0701, 0703, 0759}
Operating Instructions for 148-2997 Valve Recession Tool Group Used On 3600, G3600, and C175 Engines{0374, 0599, 0701, 0703, 0759}

185-5321 Cylinder Head Lifting Hook Assembly{0599, 0632, 0703, 1101, 6459}
185-5321 Cylinder Head Lifting Hook Assembly{0599, 0632, 0703, 1101, 6459}

188-3922 Broken Exhaust Bolt and Stud Removal Group for 3114, 3116, 3126, 3126B, 3176, 3176B, C-10, and C12 Engines{0374, 0599, 0701, 0702, 0703}
188-3922 Broken Exhaust Bolt and Stud Removal Group for 3114, 3116, 3126, 3126B, 3176, 3176B, C-10, and C12 Engines{0374, 0599, 0701, 0702, 0703}

CRB Valve Spring Testers 8S-2263 and 4C-9496{0374, 0599, 0700, 0701, 1108}
CRB Valve Spring Testers 8S-2263 and 4C-9496{0374, 0599, 0700, 0701, 1108}

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

M0088789: 550-9152 Gage Ring Assembly {0374, 0599, 0700, 0701, 0759, 1100, 1105}
M0088789: 550-9152 Gage Ring Assembly {0374, 0599, 0700, 0701, 0759, 1100, 1105}

Service Letter-China

Product Support Program For Replacing Failed Cylinder Head Gaskets On Certain D8L, D8N, D9N, And D10N Tractors; 16G Motor Graders; D35HP, D40D, D400, And D400D Articulated Dump Trucks; 245, And 245B Excavators; 589 Pipelayers; 621E 623E, 627E, 631E, 637E, 651E, And 657E Wheel Tractors; 657E Scrapers; 768C And 772B Tractors; 769C And 773B Trucks; 824C And 834C Wheel Tractors; 825C Compactors; 826C Landfill Compactors; And 980C, 988B, And 992C Wheel Loaders
Product Support Program For Replacing Failed Cylinder Head Gaskets On Certain D8L, D8N, D9N, And D10N Tractors; 16G Motor Graders; D35HP, D40D, D400, And D400D Articulated Dump Trucks; 245, And 245B Excavators; 589 Pipelayers; 621E 623E, 627E, 631E, 637E, 651E, And 657E Wheel Tractors; 657E Scrapers; 768C And 772B Tractors; 769C And 773B Trucks; 824C And 834C Wheel Tractors; 825C Compactors; 826C Landfill Compactors; And 980C, 988B, And 992C Wheel Loaders

Service Letter-Asia

Reuse And Salvage Guidelines

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

Reuse and Salvage for Cylinder Head Assemblies {1100, 1101, 1103, 1104, 1105, 1106, 1108, 1109, 1115, 1117, 1121, 1124, 1125}
Reuse and Salvage for Cylinder Head Assemblies {1100, 1101, 1103, 1104, 1105, 1106, 1108, 1109, 1115, 1117, 1121, 1124, 1125}

Reuse & Salvage for Valvetrain Components {1102, 1108, 1109, 1121, 1123}
Reuse & Salvage for Valvetrain Components {1102, 1108, 1109, 1121, 1123}

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 Support Program For Replacing Failed Cylinder Head Gaskets On Certain D8L, D8N, D9N, And D10N Tractors; 16G Motor Graders; D35HP, D40D, D400, And D400D Articulated Dump Trucks; 245, And 245B Excavators; 589 Pipelayers; 621E 623E, 627E, 631E, 637E, 651E, And 657E Wheel Tractors; 657E Scrapers; 768C And 772B Tractors; 769C And 773B Trucks; 824C And 834C Wheel Tractors; 825C Compactors; 826C Landfill Compactors; And 980C, 988B, And 992C Wheel Loaders
Product Support Program For Replacing Failed Cylinder Head Gaskets On Certain D8L, D8N, D9N, And D10N Tractors; 16G Motor Graders; D35HP, D40D, D400, And D400D Articulated Dump Trucks; 245, And 245B Excavators; 589 Pipelayers; 621E 623E, 627E, 631E, 637E, 651E, And 657E Wheel Tractors; 657E Scrapers; 768C And 772B Tractors; 769C And 773B Trucks; 824C And 834C Wheel Tractors; 825C Compactors; 826C Landfill Compactors; And 980C, 988B, And 992C Wheel Loaders

Disassembly and Assembly

Fuel Valve Adapters
SUPPLEMENT FOR 3406 SCROLL FUEL SYSTEM

Valve Covers And Bases
3406 VEHICULAR ENGINE FOR 980C WHEEL LOADER

Cylinder Head Assembly
3406 VEHICULAR ENGINE FOR 980C WHEEL LOADER

Valves
3406 VEHICULAR ENGINE FOR 980C WHEEL LOADER

Valve Seat Inserts
3406 VEHICULAR ENGINE FOR 980C WHEEL LOADER

Bridge Dowels, Valve Guides
3406 VEHICULAR ENGINE FOR 980C WHEEL LOADER

Service Magazine

Remanufactured Short Blocks Are Available For Repairs Of Early 3406 Engines{1201,1101,1102}
1980/03/31

Reconditioning of Bridge Wear Seat Is Permitted; Will Prevent Bridge Replacement When Not Necessary{1100}
1982/03/08

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

Improved Inlet And Exhaust Valves{1105}
1982/09/06

Fuel In The Cooling System Or Coolant In The Engine Oil Can Result From Cracked Fuel Nozzle Adapter{1106}
1982/10/18

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

Dimensions For Reconditioning Cylinder Blocks, Cylinder Heads{1201,1101,1103,1105}
1982/12/20

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

New Liner Seat Insert Available{1217}
1983/08/15

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

New Cylinder Head Assembly Made With A Different Material {1101}
1984/02/06

Dimensions For Reconditioning Cylinder Blocks, Cylinder Heads{1201,1101,1103,1105}
1984/04/23

Surface Grinding Of Compacted Graphite Iron Cylinder Heads{1101}
1984/07/02

New Inlet Valve Used{1105}
1984/09/03

New High Alloy Material Is Used In Cylinder Head Assemblies{1101}
1984/10/15

New Cylinder Heads, Fuel Nozzles And Fuel Nozzle Adapters Used{1101,1106}
1984/10/29

Remanufactured Cylinder Head Groups{1100,1101,7554}
1984/11/19

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

Use Care When Handling Water Seals For Cylinder Head Spacer Plates{1115}
1985/07/15

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

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

Indications Of Engine Overspeeding When Only One Cam Lobe/Lifter Has Failed{1000,1100,1200}
1986/09/08

Improved Exhaust Valve Now Available{1105}
1977/02/28

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

Salvage Of Cylinder Heads By Using Oversized Valve Guides And Valve Inserts {1104,1103}
1987/03/30

Silicone Rubber Water Seals Available{1100}
1987/07/06

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

Head Bolt Holes In Cylinder Blocks Can Be Repaired{1201,1101}
1988/10/24

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

Improved Head Gasket Used; Summary Of Earlier Gaskets And Service Tips{1124,1216,1221}
1989/08/21

Additional Information For Checking Valve Camshaft Timing{1105,1110,1112,1121}
1989/12/11

Improved Head Gasket Used; Service Tips {1124,1216,1221,7568}
1990/02/26

Reconditioning Of Bridge Wear Seat Is Permitted; Will Prevent Bridge Replacement When Not Necessary{1121}
1990/04/30

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

Cylinder Head Gaskets Improved To Provide Better Fire Ring Retention{1124}
1994/02/07

Identification Of Intake And Exhaust Valves That May Be Used In Remanufactured Direct Injected 3400 Cylinder Heads{1105}
1994/04/04

New Intake And Exhaust Valves Used{1105,1100}
1994/06/20

New Rocker Arm Adjustment Screw Used To Adjust Valve Clearance{1123,1100}
1994/06/20

New Cylinder Head Gasket, Spacer Plate And Head Bolts Used; New Cylinder Liner Projection Measurement Method; New Cylinder Head Torque Sequence; Improved Coolant Flow (Cylinder Heads) {1124,1221,1216,1101}
1994/07/04

Remanufactured 3400 Cylinder Heads Now Use Intake And Exhaust Valves With Chrome Plated Valve Stems{1105}
1994/09/05

New Water Seals Used In Cylinder Head Assemblies{1124}
1994/09/05

New Stronger Cylinder Head Bolts Used {1100}
1996/05/13

Torque Check Necessary For Front Support Bracket Bolts When Damper And Pulley Are Removed {1153}
1996/05/13

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

Caterpillar Parts SIS Catalog 980C :

1W-1439 CYLINDER HEAD GP

4N-2270 CYLINDER HEAD GP

8N-9245 CAMSHAFT AS

7N-3516 PISTON & ROD GP

6N-4991 CAMSHAFT AS

2W-0833 PISTON & ROD GP

8N-9244 CAMSHAFT GP-SINGLE

6N-4992 CAMSHAFT GP-SINGLE

1W-1508 CYLINDER HEAD GP

4N-2271 VALVE MECHANISM GP

7N-4467 COVER GP-VALVE MECHANISM

4N-1045 ROCKER ARM GP

7N-4459 LIFTING GP

8N-0866 HOUSING GP-FRONT

1W-1427 HOUSING GP-FRONT

6N-2885 COVER GP-FRONT HOUSING

Truck sale:

Caterpillar 980C
- Wheel Loaders
MICHIGAN CAT

29,900

Caterpillar 980C, Wheel Loaders, Construction

40,336

Caterpillar 980C, Wheel Loaders, Construction

Caterpillar 980C
- Wheel Loaders
MILTON CAT

18.500

Caterpillar 980C, Radlader, Bau-Und Bergbauausrüstung
- Wheel loaders
WYOMING MACHINERY