7N1131 ENGINE ARRANGEMENT-PART 1 OF 2 3304 ENGINE SERIAL NO. 7Z1 TO 7Z6687 INCLUSIVE 120G MOTOR GRADER

Part No	Qty	Parts name


		CENTRAL STRUCTURE

7N-8014 Y	[1]	CYLINDER BLOCK GROUP
7N-1088 Y	[1]	CYLINDER BLOCK COVER GROUP
6N-8080 Y	[1]	CRANKSHAFT GROUP
2P-6224 Y	[1]	CRANKSHAFT SEAL GROUP
8N-2531 Y	[4]	CONNECTING ROD AND PISTON GROUP
		-OR-
1W-6588 Y	[4]	CONNECTING ROD AND PISTON GROUP
2P-6201 Y	[1]	CAMSHAFT GROUP
5S-6425 Y	[1]	BALANCER GROUP
		-OR-
1W-2872 Y	[1]	BALANCER

		UPPER STRUCTURE

7N-8874 RY	[1]	CYLINDER HEAD GROUP
7N-9534 Y	[1]	CYLINDER HEAD FASTENER GROUP
7N-8024 Y	[1]	VALVE MECHANISM GROUP
8N-4446 Y	[1]	VALVE MECHANISM COVER GROUP
7N-9122 Y	[1]	ENGINE LIFTING GROUP
		-OR-
1W-5567 Y	[1]	ENGINE LIFTING GROUP
2P-6530 Y	[1]	CYLINDER HEAD COVER GROUP
		FRONT STRUCTURE

2P-9641 Y	[1]	FRONT HOUSING GROUP
2P-6529 Y	[1]	FRONT HOUSING COVER GROUP
2P-6498 Y	[1]	FRONT HOUSING FASTENER GROUP
2P-9642 Y	[1]	FRONT TIMING GEAR GROUP
7N-9589 Y	[1]	ENGINE TRUNNION GROUP
8N-5585 Y	[1]	ENGINE SUPPORT GROUP
3P-0103 Y	[1]	CRANKSHAFT HUB GROUP

		REAR STRUCTURE

2P-6166 Y	[1]	FLYWHEEL HOUSING GROUP
1P-9581 Y	[1]	FLYWHEEL GROUP

		LOWER STRUCTURE

2P-6155 Y	[1]	OIL PAN GROUP
2P-6189 Y	[1]	OIL PAN FASTENER GROUP
R		REMFG PART MAY BE AVAILABLE
Y		SEPARATE ILLUSTRATION

#MEBP13000002

7N-1131: ENGINE AR

ENGINE AR

7N1131 ENGINE ARRANGEMENT-PART 2 0F 2
3304 ENGINE SERIAL NO. 7Z1 TO 7Z6687 INCLUSIVE

MEBP13000002 MEBP1300

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Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS

Part No	Qty	Parts name


		LUBRICATION SYSTEM

2P-6491 Y	[1]	OIL LEVEL GAUGE GROUP
2P-1784 Y	[1]	ENGINE OIL PUMP GROUP
2P-6512 Y	[1]	ENGINE OIL LINES GROUP
2P-6475 Y	[1]	OIL FILTER GROUP
2P-6855 Y	[1]	OIL FILLER GROUP
1P-4244 Y	[1]	BREATHER GROUP

		COOLING SYSTEM

7N-6206 Y	[1]	WATER PUMP GROUP
7N-7211 Y	[1]	WATER LINES GROUP
		-OR-
1N-4219 Y	[1]	WATER LINES GROUP
2P-6215 Y	[1]	ENGINE OIL COOLER GROUP
2P-6508 Y	[1]	TRANSMISSION OIL COOLER GROUP

		INTAKE AND EXHAUST SYSTEM

7N-4144 Y	[1]	AIR LINES GROUP
2P-6571 Y	[1]	EXHAUST MANIFOLD GROUP
4N-9584 Y	[1]	EXHAUST MANIFOLD FASTENER GROUP
7N-4650 Y	[1]	TURBOCHARGER GROUP
4N-3923 Y	[1]	TURBOCHARGER OIL LINES GROUP
2P-9613 Y	[1]	AIR COMPRESSOR GROUP
		-OR-
7N-9912 Y	[1]	AIR COMPRESSOR GROUP
4N-8056 Y	[1]	AIR COMPRESSOR LINES GROUP
		-OR-
7N-9919 Y	[1]	AIR COMPRESSOR LINES GROUP

		FUEL SYSTEM AND GOVERNOR

8N-6838 Y	[1]	FUEL PRIMING PUMP AND FILTER GROUP
		-OR-
8N-4454 Y	[1]	FUEL PRIMING PUMP AND PRIMARY FILTER
		GROUP
7N-1645 Y	[1]	FUEL INJECTION LINES GROUP
4N-4510 Y	[1]	GOVERNOR COVER GROUP
		ENGINE SERIAL NO. 7Z1 TO 7Z6687
		INCLUSIVE
7N-1733 Y	[1]	GOVERNOR AND FUEL INJECTION PUMP GROUP
7N-3651 Y	[1]	DRAIN LINES GROUP

		NOTE: REFER TO INDEX FOR PAGE LOCATION
		OF GASKET KITS
Y		SEPARATE ILLUSTRATION

#MEBP13000003

2W-0822: ENGINE AR

ENGINE AR

2W0822 ENGINE AR-PART 1 OF 2
S/N 7Z6688-27109

MEBP13000003 MEBP1300

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Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS

Part No	Qty	Parts name



		CENTRAL STRUCTURE
7N-6553 Y	[1]	CYLINDER BLOCK GROUP
2W-0102 Y	[1]	CYLINDER BLOCK COVER GROUP
6N-8080 Y	[1]	CRANKSHAFT GROUP
2P-6224 Y	[1]	CRANKSHAFT SEAL GROUP
		SERIAL NO. 7Z6688-7Z13206 & 7Z15402-UP
2P-6226 Y	[1]	CRANKSHAFT SEAL GROUP
		SERIAL NO. 7Z13207-7Z15401 INCLUSIVE
1W-6588 Y	[4]	CONNECTING ROD AND PISTON GROUP
1N-4436 Y	[1]	CAMSHAFT GROUP--SINGLE
1W-2872 Y	[1]	BALANCER GROUP

		UPPER STRUCTURE
7N-8874 RY	[1]	CYLINDER HEAD GROUP
7N-9534 Y	[1]	CYLINDER HEAD FASTENER GROUP
7N-8024 Y	[1]	VALVE MECHANISM GROUP
8N-4446 Y	[1]	VALVE MECHANISM COVER GROUP
7N-9122 Y	[1]	ENGINE LIFTING GROUP
2P-6530 Y	[1]	CYLINDER HEAD COVER GROUP

		FRONT STRUCTURE
8N-0303 Y	[1]	FRONT HOUSING GROUP
2P-6529 Y	[1]	FRONT HOUSING COVER GROUP
8N-0872 Y	[1]	FRONT HOUSING FASTENER GROUP
1W-5634 Y	[1]	FRONT TIMING GEAR GROUP
7N-9589 Y	[1]	ENGINE TRUNNION GROUP
8N-5585 Y	[1]	ENGINE SUPPORT GROUP
3P-0103 Y	[1]	CRANKSHAFT HUB GROUP

		REAR STRUCTURE
2P-6166 Y	[1]	FLYWHEEL HOUSING GP
		S/N 7Z6688-7Z15401 & 21638-UP
7W-9643 Y	[1]	FLYWHEEL HOUSING GP
		S/N 7Z15402-21637
1P-9581 Y	[1]	FLYWHEEL GROUP

		LOWER STRUCTURE
4W-2314 Y	[1]	OIL PAN GROUP
2P-6189 Y	[1]	OIL PAN FASTENER GROUP

R		REMFG PART MAY BE AVAILABLE
Y		SEPARATE ILLUSTRATION

#MEBP13000004

2W-0822: ENGINE AR

ENGINE AR

2W0822 ENGINE AR-PART 2 OF 2
S/N 7Z6688-27109

MEBP13000004 MEBP1300

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Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS

Part No	Qty	Parts name



		LUBRICATION SYSTEM
2P-6491 Y	[1]	OIL LEVEL GAUGE GROUP
2P-1784 Y	[1]	ENGINE OIL PUMP GROUP
2P-6512 Y	[1]	ENGINE OIL LINES GROUP
2P-6475 Y	[1]	OIL FILTER GROUP
		ENGINE S/N 7Z6688-9339
2P-6855 Y	[1]	OIL FILLER GROUP
1P-4244 Y	[1]	BREATHER GP
		S/N 7Z6688-16272 & 17318-UP
2W-9160 Y	[1]	BREATHER GP
		S/N 7Z16273-17317
		COOLING SYSTEM
7N-6206 Y	[1]	WATER PUMP GROUP
1N-4219 Y	[1]	WATER LINES GROUP
		-OR-
2W-7060 Y	[1]	WATER LINES GROUP
2P-6215 Y	[1]	ENGINE OIL COOLER GROUP
		ENGINE S/N 7Z6688-9339
2W-5636 Y	[1]	COOLER GP-FIL,FIL BASE & E OIL
		ENGINE S/N 7Z9340-UP
2P-6508 Y	[1]	TRANSMISSION OIL COOLER GROUP
		-OR-
2W-6780 Y	[1]	TRANSMISSION OIL COOLER GROUP

		INTAKE AND EXHAUST SYSTEM
7N-4144 Y	[1]	AIR LINES GROUP
2P-6571 Y	[1]	EXHAUST MANIFOLD GROUP
1W-3793 Y	[1]	EXHAUST MANIFOLD FASTENER GROUP
7N-4650 Y	[1]	TURBOCHARGER GROUP
1W-0558 Y	[1]	TURBOCHARGER OIL LINES GROUP
7N-9912 Y	[1]	AIR COMPRESSOR GROUP
		S/N 7Z6688-15869
7W-8399 Y	[1]	AIR COMPRESSOR GROUP
		S/N 7Z15870-UP
7N-9919 Y	[1]	AIR COMPRESSOR LINES GROUP
		S/N 7Z6688-15869
7W-8411 Y	[1]	AIR COMPRESSOR LINES GROUP
		S/N 7Z15870-UP

		FUEL SYSTEM AND GOVERNOR
2W-0517 Y	[1]	GOVERNOR & FUEL INJECTION PUMP GROUP
2W-3286 Y	[1]	SECONDARY FILTER GROUP
2W-4012 Y	[1]	DRAIN LINES GROUP
		-OR-
4W-8837 Y	[1]	DRAIN LINES GROUP
1W-5374 Y	[1]	PRIMARY FUEL FILTER GROUP
8N-2772 Y	[1]	FUEL INJECTION LINES GROUP
2W-4160 Y	[1]	FUEL TRANSFER PUMP & MOUNTING GROUP

	[1]	PAINT AND LUBRICANT GROUP

		NOTE: REFER TO INDEX FOR PAGE
		LOCATION OF GASKET KITS
Y		SEPARATE ILLUSTRATION

#MEBP13000005

4P-4247: ENGINE AR

ENGINE AR

4P4247 ENGINE AR-PART 1 OF 2
S/N 7Z27110-UP

MEBP13000005 MEBP1300

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Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS

Part No	Qty	Parts name




7W-8399 Y	[1]	AIR COMPRESSOR GP

1W-2872 Y	[1]	BALANCER GP
1P-4244 Y	[1]	BREATHER GP

1N-4436 Y	[1]	CAMSHAFT GP-SINGLE
2W-5636 Y	[1]	COOLER GP-FILTER BASE & ENGINE OIL
2W-6780 Y	[1]	COOLER GP-TRANSMISSION OIL
2W-0102 Y	[1]	COVER GP-CYLINDER BLOCK
2P-6530 Y	[1]	COVER GP-CYLINDER HEAD
2P-6529 Y	[1]	COVER GP-FRONT HOUSING
8N-4446 Y	[1]	COVER GP-VALVE MECHANISM
6N-8080 Y	[1]	CRANKSHAFT GP
7N-6553 Y	[1]	CYLINDER BLOCK GP
7N-8874 RY	[1]	CYLINDER HEAD GP

7N-9534 Y	[1]	FASTENER GP-CYLINDER HEAD
1W-3793 Y	[1]	FASTENER GP-EXHAUST MANIFOLD
8N-0872 Y	[1]	FASTENER GP-FRONT HOUSING
2P-6189 Y	[1]	FASTENER GP-OIL PAN
2P-6855 Y	[1]	FILLER GP-OIL
2W-3286 Y	[1]	FILTER GP-SECONDARY
1P-9581 Y	[1]	FLYWHEEL GP

2P-6491 Y	[1]	GAUGE GP-OIL LEVEL (DIPSTICK)
1W-5634 Y	[1]	GEAR GP-FRONT TIMING
4P-4248	[1]	GOV & FUEL INJ PUMP GP

2P-6166 Y	[1]	HOUSING GP-FLYWHEEL
8N-0303 Y	[1]	HOUSING GP-FRONT
3P-0103 Y	[1]	HUB GP-CRANKSHAFT
R		REMFG PART MAY BE AVAILABLE
Y		SEPARATE ILLUSTRATION

#MEBP13000006

4P-4247: ENGINE AR

ENGINE AR

4P4247 ENGINE AR-PART 2 OF 2
S/N 7Z27110-UP

MEBP13000006 MEBP1300

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Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS

Part No	Qty	Parts name




7N-9122 Y	[1]	LIFTING GP
7N-4144 Y	[1]	LINES GP-AIR
7W-8411 Y	[1]	LINES GP-AIR COMPRESSOR
4W-8837 Y	[1]	LINES GP-DRAIN
2P-6512 Y	[1]	LINES GP-ENGINE OIL
8N-2772 Y	[1]	LINES GP-FUEL INJECTION
1W-0558 Y	[1]	LINES GP-TURBOCHARGER OIL
2W-7060 Y	[1]	LINES GP-WATER

2P-6571 Y	[1]	MANIFOLD GP-EXHAUST

4W-2314 Y	[1]	PAN GP-OIL
1W-6588 Y	[1]	PISTON & ROD GP
2P-1784 Y	[1]	PUMP GP-ENGINE OIL
1W-5374 Y	[1]	PUMP GP-FUEL PRIME & PRIMING FILTER
2W-4160 Y	[1]	PUMP GP-FUEL TRANSFER (W/MOUNTING)
7N-6206 Y	[1]	PUMP GP-WATER

2P-6224 Y	[1]	SEAL GP-CRANKSHAFT
8N-5585 Y	[1]	SUPPORT GP-ENGINE

4P-3440 Y	[1]	TRUNNION GP-ENGINE
7N-4650 Y	[1]	TURBOCHARGER GP

7N-8024 Y	[1]	VALVE MECHANISM GP

		GASKET KITS WILL BE PROVIDED
		WHEN AVAILABLE:
Y		SEPARATE ILLUSTRATION

#MEBP13000007

7N-8014: CYLINDER BLOCK GP

CYLINDER BLOCK GP

7N8014 CYLINDER BLOCK GROUP
ENGINE SERIAL NO. 7Z1 TO 7Z865 INCLUSIVE
6N8127-PAGE 7

c232071 MEBP1300

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Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	3S-5496	[1]	SEAL-O-RING
2.	2P-8889	[4]	LINER-CYLINDER
3.	7H-3171	[1]	PLUG-PIPE
4.	3J-5389	[2]	PLUG
5.	8M-9307	[1]	PLUG-DRAIN
	6F-7062	[1]	WASHER
6.	5M-6213	[2]	PLUG
7.	9L-5854 C	[4]	BAND-FILLER
8.	7N-8021	[1]	PLATE-BLOCK
9.	5S-6670	[12]	SEAL-O-RING
10.	7N-8020	[1]	GASKET-PLATE
11.	6N-8127 Y	[1]	CYLINDER BLOCK GP
12.	5M-6214	[1]	PLUG-PIPE
	C		CHANGE FROM PREVIOUS TYPE
	Y		SEPARATE ILLUSTRATION

#MEBP13000008

7N-8014: CYLINDER BLOCK GP

CYLINDER BLOCK GP

7N8014 CYLINDER BLOCK GROUP
ENGINE SERIAL NO. 7Z866 TO 7Z6687 INCLUSIVE
7N6552-PAGE 7A

c306650 MEBP1300

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Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	3S-5496	[1]	SEAL
2.	1S-9540	[1]	DOWEL
3.	7H-3171	[1]	PLUG
4.	3J-5389	[2]	PLUG
5.	8M-9307	[1]	PLUG
	6F-7062	[1]	WASHER
6.	5M-6213	[2]	PLUG
7.	7M-4046	[2]	BEARING
8.	7N-8021	[1]	PLATE
9.	5B-7652	[2]	DOWEL
10.	7N-8020	[1]	GASKET
11.	7N-6552 CY	[1]	BLOCK ASSEM.
			(Separate Illustration)
12.	5M-6214	[1]	PLUG
13.	8K-1207	[2]	DOWEL
14.	8B-6349	[2]	DOWEL
15.	5S-8462	[1]	STUD
16.	8N-4110	[1]	BEARING
17.	4B-9782	[5]	BALL
18.	5S-6419	[4]	BEARING
19.	5S-6420	[2]	BEARING
20.	3J-6019 C	[1]	PLUG
21.	4B-5387	[1]	PLUG
22.	4B-3938 C	[1]	PLUG
	C		INDICATES CHANGE
	Y		SEPARATE ILLUSTRATION

#MEBP13000009

7N-6553: CYLINDER BLOCK GP

CYLINDER BLOCK GP

7N6553 CYLINDER BLOCK GROUP
ENGINE SERIAL NO. 7Z6688-UP
7N6552-PAGE 7A

c479898 MEBP1300

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Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	3S-5496	[1]	SEAL-O-RING
2.	1S-9540	[1]	DOWEL
3.	7H-3171	[1]	PLUG-PIPE
4.	4B-3938	[1]	PLUG-CUP
5.	8M-9307	[1]	PLUG-DRAIN
	6F-7062	[1]	WASHER
6.	5M-6213	[2]	PLUG
7.	7M-4046	[2]	BEARING-SLEEVE
8.	7N-8021	[1]	PLATE-BLOCK
9.	5B-7652	[2]	DOWEL
10.	7W-7544	[1]	GASKET-PLATE
11.	7N-6552 Y	[1]	CYLINDER BLOCK AS
12.	5M-6214	[1]	PLUG-PIPE
13.	8K-1207	[2]	PIN-DOWEL
14.	8B-6349	[2]	DOWEL
15.	5S-8462	[1]	STUD
16.	8N-4110	[1]	BEARING-SLEEVE
17.	4B-9782	[5]	BALL
18.	9Y-2991	[4]	BEARING-SLEEVE
19.	9Y-2992	[2]	BEARING-SLEEVE
20.	2B-0858	[3]	PLUG-PIPE
	Y		SEPARATE ILLUSTRATION

Information:

ENGINE ARRANGEMENT

ENGINE AR

Truck Engine News

Service Magazines, Engine News, and Truck Engine News Articles Moved from Dealer.cat.com to SISweb {0374, 1000, 7000}
2015/09/18

Engine News

Improved Registration Process for Retrofit Products {1000, 7000}
2011/04/15

Service Magazines, Engine News, and Truck Engine News Articles Moved from Dealer.cat.com to SISweb {0374, 1000, 7000}
2015/09/25

Procedure for Cleaning an Engine Lubrication System when Contaminated with Engine Coolant Containing Antifreeze {1000, 1348, 1395}
Procedure for Cleaning an Engine Lubrication System when Contaminated with Engine Coolant Containing Antifreeze {1000, 1348, 1395}

Special Instruction

Guideline for Proper Gasket Handling and Installation {0599, 0648, 0681, 1000, 7555}
Guideline for Proper Gasket Handling and Installation {0599, 0648, 0681, 1000, 7555}

Piston Ring Gap Alignment Influence on High Blowby and Oil Consumption on All Engines {1000, 1215}
Piston Ring Gap Alignment Influence on High Blowby and Oil Consumption on All Engines {1000, 1215}

Technical Information Bulletin

A Recommendation for Initial Parts Stock Quantities Will Now Be Included in Service Letters{1000, 7000, 7751, 7752}
A Recommendation for Initial Parts Stock Quantities Will Now Be Included in Service Letters{1000, 7000, 7751, 7752}

Piston Ring Gap Alignment Influence on High Blowby and Oil Consumption on All Engines {1000, 1215}
Piston Ring Gap Alignment Influence on High Blowby and Oil Consumption on All Engines {1000, 1215}

368-9910 Multi-Tool Group with the 368-9911 Burn Rate Group Accuracy Issue{0599, 0701, 0702, 0706, 1000, 7610, 7620}
368-9910 Multi-Tool Group with the 368-9911 Burn Rate Group Accuracy Issue{0599, 0701, 0702, 0706, 1000, 7610, 7620}

Tool Operating Manual

Using the 1U-8860 Large Engine Blowby Pickup Group and the 8T-2700 Blowby/Airflow Indicator{0781, 0785, 1000}
Using the 1U-8860 Large Engine Blowby Pickup Group and the 8T-2700 Blowby/Airflow Indicator{0781, 0785, 1000}

Reuse And Salvage Guidelines

Reuse and Testing of Fuel Injection Pump Housing {0374, 1000, 1250, 1300}
Reuse and Testing of Fuel Injection Pump Housing {0374, 1000, 1250, 1300}

Contamination Control of Rebuilt Engines by Using a Particle Counting Process Patent Pending{1000, 1300}
Contamination Control of Rebuilt Engines by Using a Particle Counting Process Patent Pending{1000, 1300}

HVOF Identification and Polishing (Superfinishing){0674, 0679, 1000, 7000, 7562}
HVOF Identification and Polishing (Superfinishing){0674, 0679, 1000, 7000, 7562}

Guideline for Proper Gasket Handling and Installation {0599, 0648, 0681, 1000, 7555}
Guideline for Proper Gasket Handling and Installation {0599, 0648, 0681, 1000, 7555}

Scrap Barrel Analysis {0374, 0599, 0700, 0701, 0738, 1000, 7000}
Scrap Barrel Analysis {0374, 0599, 0700, 0701, 0738, 1000, 7000}

Contamination Control Guidelines

Service Magazine

A New Screen In The TMI System Provides The Status Of Emission Certification Of Engines {1000}
2001/01/08

Caterpillar's Position On The Use Of Biodiesel Fuel In Caterpillar Engines {1000}
2012/08/28

A List Of Contacts For Caterpillar Product Support Is Available {1000, 4450, 7000}
2002/03/25

Proper Long Term Storage of Caterpillar Products {0355, 1000, 7000}
2009/04/27

Changes To Caterpillar Incident Reporting Field Use Form And DSN Incident Report Entry Screens {1000, 7000}
2009/11/18

Redesigned Fluid Sampling Valves Are Now Available for All Cat Products {7542}
2011/02/11

Improved Registration Process for Retrofit Products {1000, 3000, 7000, 7570}
2011/02/17

Service Magazines, Engine News, and Truck Engine News Articles Moved from Dealer.cat.com to SISweb {0374, 1000, 7000}
2015/09/24

Caterpillar Parts SIS Catalog 120G :

7N-1131 ENGINE AR

2W-0822 ENGINE AR

4P-4247 ENGINE AR

7N-8014 CYLINDER BLOCK GP

7N-6553 CYLINDER BLOCK GP

Truck sale:

Caterpillar 120G
- motor graders
HOLT CAT

40,000

Caterpillar 120G, motor graders, Construction
- motor graders
ALTORFER INC.

18,210

Caterpillar H120GCS.CW40S, hammer, Construction
- hammer
BERGERAT MONNOYEUR S.A.S.

32,000

Caterpillar 120G, motor graders, Construction
- motor graders
FOLEY EQUIPMENT COMPANY

33,500

Caterpillar HH120GCS, hammer, Construction