7W8656 ENGINE AR-PART 1 OF 2 S/N 81Z4867-UP 3412 GEN SET ENGINE

Part No	Qty	Parts name





2N-8220 Y	[2]	BREATHER GP

4N-0965 Y	[1]	CAMSHAFT GP
4N-2388 Y	[1]	COOLER GP-OIL
4N-1960 Y	[1]	COVER GP-CENTRAL STRUCTURE
6N-1897 Y	[1]	COVER GP-FLYWHEEL HOUSING
4N-6798 Y	[1]	COVER GP-FRONT STRUCTURE
4W-2581 Y	[1]	COVER GP-VALVE MECHANISM
4N-0922 Y	[1]	CRANKSHAFT GP
4N-1201 Y	[1]	CYLINDER BLOCK GP
4W-7007 RY	[1]	CYLINDER HEAD GP

6N-7305 Y	[1]	DISPOSAL GP-FUMES
6N-8171 Y	[1]	DRIVE GP-GOVERNOR & FUEL PUMP

4N-9792 Y	[1]	FASTENER GP-GOVERNOR
6N-5140 Y	[1]	FASTENER GP-INJECTION LINES
4N-2481 Y	[1]	FASTENER GP-OIL PUMP MOUNTING
2W-6537 Y	[1]	FILLER GP-OIL
4N-6925 Y	[1]	FILTER GP-FUEL
4N-2387 Y	[1]	FILTER GP-OIL
2W-0763 Y	[1]	FLYWHEEL GP

2W-9203 Y	[1]	GAUGE GP-OIL LEVEL
4N-6341 Y	[1]	GEAR GP-FRONT TIMING
8N-6951 Y	[1]	GOVERNOR GP

4N-2931 Y	[1]	HOUSING GP-FLYWHEEL
4N-5226 Y	[1]	HOUSING GP-FRONT
R		REMFG PART MAY BE AVAILABLE
Y		SEPARATE ILLUSTRATION

#SEBP13840081

7W-8656: ENGINE AR

ENGINE AR

7W8656 ENGINE AR-PART 2 OF 2
S/N 81Z4867-UP

SEBP13840081 SEBP1384

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Parts for your 3412 GEN SET ENGINE:

CATERPILLAR SIS

Part No	Qty	Parts name





7N-7767 Y	[1]	LIFTING GP-ENGINE
8N-8623 Y	[1]	LINES GP-AIR
2W-9182 Y	[1]	LINES GP-ENGINE OIL
7W-1077 Y	[1]	LINES GP-FUEL FILTER
2W-8065 Y	[1]	LINES GP-FUEL INJECTION
4N-2934 Y	[1]	LINES GP-TURBOCHARGER OIL
4N-1947 Y	[1]	LINES GP-WATER
6N-1857 Y	[1]	LINES GP-WATER-BYPASS

8N-8925 Y	[1]	MANIFOLD GP-EXHAUST
6N-2195 Y	[1]	METER GP-SERVICE

2W-9208 Y	[1]	PAN GP-OIL
7W-2365 Y	[1]	PULLEY & DAMPER GP
6N-1030 Y	[1]	PUMP GP-ENGINE OIL
4N-3287 Y	[1]	PUMP GP-FUEL PRIMING
4W-6074 Y	[1]	PUMP GP-GOVERNOR, FUEL INJECTION &
		FUEL TRANSFER
4N-5837 Y	[1]	PUMP GP-WATER

2W-9054 Y	[12]	ROD & PISTON GP

6N-9091 Y	[1]	SHIELD GP-MANIFOLD
2W-9183 Y	[1]	SUPPORT GP-ENGINE

7W-8831 Y	[1]	TURBOCHARGER GP

4N-7352 Y	[1]	VALVE MECHANISM GP

		GASKET KITS AVAILABLE

8C-4401		CENTRAL & LOWER STRUCTURE
6V-5433		FRONT STRUCTURE
6V-2545		FUEL SYSTEM
8C-3463		MULTIPLE CYLINDER HEAD
8T-3374		OIL COOLER LINES
8T-3385		REAR STRUCTURE
8C-3464		SINGLE CYLINDER HEAD
5P-8057		SINGLE CYLINDER LINER
8C-5059		TURBOCHARGER MOUNTING
6V-4540		WATER PUMP
Y		SEPARATE ILLUSTRATION

#SEBP13840082

7W-8660: ENGINE AR

ENGINE AR

7W8660 ENGINE AR-PART 1 OF 2
S/N 81Z4867-UP

SEBP13840082 SEBP1384

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Parts for your 3412 GEN SET ENGINE:

CATERPILLAR SIS

Part No	Qty	Parts name





2N-8220 Y	[2]	BREATHER GP

4N-0965 Y	[1]	CAMSHAFT GP
4N-2388 Y	[1]	COOLER GP-OIL
4N-1960 Y	[1]	COVER GP-CENTRAL STRUCTURE
6N-1897 Y	[1]	COVER GP-FLYWHEEL HOUSING
4N-6798 Y	[1]	COVER GP-FRONT STRUCTURE
6N-1400 Y	[1]	COVER GP-OIL PAN
4W-2581 Y	[1]	COVER GP-VALVE MECHANISM
4N-0922 Y	[1]	CRANKSAHFT GP
4N-1201 Y	[1]	CYLINDER BLOCK GP
4W-7007 RY	[1]	CYLINDER HEAD GP

6N-7305 Y	[1]	DISPOSAL GP-FUMES
6N-8171 Y	[1]	PUMP GP-GOVERNOR & FUEL INJECTION

4N-9792 Y	[1]	FASTENER GP-GOVERNOR
6N-5140 Y	[1]	FASTENER GP-INJECTION LINES
4N-2481 Y	[1]	FASTENER GP-OIL PUMP MOUNTING
2W-6537 Y	[1]	FILLER GP-OIL
4N-6925 Y	[1]	FILTER GP-FUEL
4N-2387 Y	[1]	FILTER GP-OIL
2W-0763 Y	[1]	FLYWHEEL GP

6N-6938 Y	[1]	GAUGE GP-OIL LEVEL
4N-6341 Y	[1]	GEAR GP-FRONT TIMING
8N-6951 Y	[1]	GOVERNOR GP

4N-2931 Y	[1]	HOUSING GP-FLYWHEEL
4N-5226 Y	[1]	HOUSING GP-FRONT
R		REMFG PART MAY BE AVAILABLE
Y		SEPARATE ILLUSTRATION

#SEBP13840083

7W-8660: ENGINE AR

ENGINE AR

7W8660 ENGINE AR-PART 2 OF 2
S/N 81Z4867-UP

SEBP13840083 SEBP1384

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Parts for your 3412 GEN SET ENGINE:

CATERPILLAR SIS

Part No	Qty	Parts name





7N-7767 Y	[1]	LIFTING GP-ENGINE
8N-8623 Y	[1]	LINES GP-AIR
6N-1114 Y	[1]	LINES GP-ENGINE OIL
7W-1077 Y	[1]	LINES GP-FUEL FILTER
2W-8065 Y	[1]	LINES GP-FUEL INJECTION
4N-2934 Y	[1]	LINES GP-TURBOCHARGER OIL
4N-1947 Y	[1]	LINES GP-WATER
6N-1857 Y	[1]	LINES GP-WATER-BYPASS

8N-8925 Y	[1]	MANIFOLD GP-EXHAUST
6N-2195 Y	[1]	METER GP-SERVICE

4N-2647 Y	[1]	PAN GP-OIL
7W-2365 Y	[1]	PULLEY & DAMPER GP
6N-1030 Y	[1]	PUMP GP-ENGINE OIL
4N-3287 Y	[1]	PUMP GP-FUEL PRIMING
4W-6074 Y	[1]	PUMP GP-GOVERNOR, FUEL INJECTION &
		FUEL TRANSFER
4N-5837 Y	[1]	PUMP GP-WATER

2W-9054 Y	[12]	ROD & PISTON GP

6N-9091 Y	[1]	SHIELD GP-MANIFOLD
8N-2020 Y	[1]	SUPPORT GP-FRONT

7W-8831 Y	[1]	TURBOCHARGER GP

4N-7352 Y	[1]	VALVE MECHANISM GP

		GASKET KITS AVAILABLE

8C-3465		CENTRAL & LOWER STRUCTURE
6V-5433		FRONT STRUCTURE
6V-2545		FUEL SYSTEM
8C-3463		MULTIPLE CYLINDER HEAD
8T-3374		OIL COOLER LINES
8T-3385		REAR STRUCTURE
8C-3464		SINGLE CYLINDER HEAD
5P-8057		SINGLE CYLINDER LINER
8C-5059		TURBOCHARGER MOUNTING
6V-4540		WATER PUMP
Y		SEPARATE ILLUSTRATION

#SEBP13840084

4N-6866: COVER GP-CYLINDER BLOCK

COVER GP-CYLINDER BLOCK

4N6866 COVER GP-CYLINDER BLOCK

c545098 SEBP1384

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Parts for your 3412 GEN SET ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	0S-1594 C	[9]	BOLT
2.	4N-1683	[1]	COVER
	4N-1684	[1]	GASKET
3.	2P-2772 B	[1]	COVER
	4N-0933 B	[1]	GASKET
4.	4N-1682	[1]	COVER
	4N-0864	[1]	GASKET
5.	4N-0794 B	[1]	COVER
	4N-0790 B	[1]	GASKET
6.	0L-1351 C	[2]	BOLT
7.	5M-2894	[11]	WASHER
8.	0S-1594 B	[1]	BOLT
	5M-2894 B	[1]	WASHER
	B		USE AS REQUIRED
	C		CHANGE FROM PREVIOUS TYPE

#SEBP13840085

4N-1960: COVER GP-CYLINDER BLOCK

COVER GP-CYLINDER BLOCK

4N1960 COVER GP-CYLINDER BLOCK

c210183 SEBP1384

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Parts for your 3412 GEN SET ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	2P-2772	[1]	COVER
	4N-0933 B	[1]	GASKET
2.	4N-1683	[1]	COVER
	4N-1684	[1]	GASKET
3.	4N-1779	[1]	COVER
	4N-4307	[1]	GASKET
4.	4N-1682	[1]	COVER
	4N-0864	[1]	GASKET
5.	4N-0794 B	[1]	COVER
	4N-0790	[1]	GASKET
6.	0S-1594 CB	[14]	BOLT
7.	5M-2894 B	[16]	WASHER
8.	0L-1351 CB	[2]	BOLT
	B		USE AS REQUIRED
	C		CHANGE FROM PREVIOUS TYPE

#SEBP13840086

7N-0841: CYLINDER BLOCK AS

CYLINDER BLOCK AS

7N0841 CYLINDER BLOCK ASSEMBLY
PART OF 1W0173, 4N1201 CYLINDER BLOCKS
FIELD REPLACEMENT ORDER 2W4859-PAGE 55A

c583708 SEBP1384

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Parts for your 3412 GEN SET ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	110-2220	[36]	SEAL-O-RING
2.	2W-6000	[12]	LINER-CYLINDER
3.	9L-5854	[12]	BAND-FILLER
4.	3P-1323	[14]	BOLT-BEARING CAP
	9H-1031	[14]	WASHER-HARD
5.	4N-0614	[7]	CAP-CRANKSHAFT BEARING
6.	4N-6658	[2]	BEARING-SLEEVE
7.	7W-6492	[2]	PLUG-PIPE
8.	4N-0685	[5]	BEARING-SLEEVE
	4W-4588 AFJ		SLEEVE-LIFTER BORE
	4W-6061 ABFL		SLEEVE-BOTTOM LINER
	2W-3815 ABFJ		INSERT-LINER SEAT
			(1.59MM THK)
	5N-0093 ABFJ		INSERT-LINER SEAT
			(2.7MM THK)
	9Y-3368 ABFJ		INSERT-LINER SEAT
			(.834MM THK)
	A		NOT PART OF THIS GROUP
	B		USE AS REQUIRED
	F		NOT SHOWN
	J		FOR SALVAGE OF DAMAGED LIFTER BORES IN CYLINDER BLOCK
	L		FOR SALVAGE OF THE BOTTOM LINER O-RING BORE

#SEBP13840087

2W-4859: CYLINDER BLOCK GP

CYLINDER BLOCK GP

2W4859 CYLINDER BLOCK GROUP
FIELD REPLACEMENT FOR 7N0841-PAGE 55

c497121 SEBP1384

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Parts for your 3412 GEN SET ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	7M-7410	[4]	PLUG
2.	9S-4190	[8]	PLUG-0-RING
	2M-9780	[8]	SEAL-O-RING
3.	9F-2247 B	[6]	PLUG
4.	3J-5389 B	[2]	PLUG
5.	4N-6658	[2]	BEARING-SLEEVE
6.	3S-6605	[2]	PLUG-CUP
7.	4N-0685	[5]	BEARING-SLEEVE
8.	3B-0645	[1]	PLUG-CUP
9.	7E-6479	[12]	BOLT-OIL JET
10.	7W-4990	[12]	TUBE AS-OIL JET
11.	4N-0693 C	[3]	PLUG-TAPERLOCK
			(1.5IN-12)THD
			-OR-
	7C-9614	[3]	PLUG-TAPERLOCK
			(1.63IN-12)THD
12.	7H-3171	[4]	PLUG-PIPE
13.	4N-0614	[7]	CAP-CRANKSHAFT BEARING
14.	3P-1323	[14]	BOLT-BEARING CAP
	9H-1031	[14]	WASHER-HARD
	B		USE AS REQUIRED
	C		CHANGE FROM PREVIOUS TYPE

#SEBP13840088

1W-0173: CYLINDER BLOCK GP

CYLINDER BLOCK GP

1W0173 CYLINDER BLOCK GROUP
S/N 81Z1-4166
7N0841-PAGE 55

c316471 SEBP1384

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Parts for your 3412 GEN SET ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	7M-7410	[4]	PLUG
2.	9S-4190	[8]	PLUG-0-RING
	2M-9780	[8]	SEAL-O-RING
3.	9F-2247 B	[7]	PLUG
4.	4N-1650	[4]	DOWEL
5.	6N-9135	[2]	GASKET-PLATE
6.	3S-6605	[2]	PLUG-CUP
7.	4N-4501	[2]	PLATE-BLOCK
8.	3B-0645	[1]	PLUG-CUP
9.	4N-9916	[12]	BOLT-OIL JET
10.	4N-9881	[12]	TUBE AS-OIL JET
11.	4N-0693	[3]	PLUG-TAPERLOCK
12.	7H-3171	[4]	PLUG-PIPE
13.	8M-8283	[4]	SEAL-O-RING
14.	7N-0841 CY	[1]	CYLINDER BLOCK AS
15.	4N-0683	[4]	DOWEL
	B		USE AS REQUIRED
	C		CHANGE FROM PREVIOUS TYPE
	Y		SEPARATE ILLUSTRATION

#SEBP13840089

1W-0173: CYLINDER BLOCK GP

CYLINDER BLOCK GP

1W0173 CYLINDER BLOCK GP
S/N 81Z4167-4310
7N0841-PAGE 55

c333110 SEBP1384

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Parts for your 3412 GEN SET ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	7M-7410	[4]	PLUG
2.	9S-4190	[8]	PLUG-0-RING
	2M-9780	[8]	SEAL-O-RING
3.	9F-2247 B	[7]	PLUG
4.	4N-1650	[4]	DOWEL
5.	6N-9135	[2]	GASKET-PLATE
6.	3S-6605	[2]	PLUG-CUP
7.	4N-4501	[2]	PLATE-BLOCK
8.	3B-0645	[1]	PLUG-CUP
9.	4N-9916	[12]	BOLT-OIL JET
10.	7W-7496 C	[12]	TUBE AS-OIL JET
11.	4N-0693	[3]	PLUG-TAPERLOCK
12.	7H-3171	[4]	PLUG-PIPE
13.	8M-8283	[4]	SEAL-O-RING
14.	7N-0841 Y	[1]	CYLINDER BLOCK AS
15.	4N-0683	[4]	DOWEL
	B		USE AS REQUIRED
	C		CHANGE FROM PREVIOUS TYPE
	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}
2015/09/23

A New Visualization Service Procedure (VSP) is Now Used for Certain Publications {0374, 1000, 7000}
A New Visualization Service Procedure (VSP) is Now Used for Certain Publications {0374, 1000, 7000}

Changes to the Way Serial Numbers are Displayed in Truck Engine News {0374, 1000, 7000}
Changes to the Way Serial Numbers are Displayed in Truck Engine News {0374, 1000, 7000}

Engine News

Storage Procedures Exist for Caterpillar Products {1000, 7000}
2008/12/08

How Is Service Information Accessed / Used {1000}
2009/04/27

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}
2015/09/18

A New Visualization Service Procedure (VSP) is Now Used for Certain Publications {0374, 1000, 7000}
A New Visualization Service Procedure (VSP) is Now Used for Certain Publications {0374, 1000, 7000}

Changes to the Way Serial Numbers are Displayed in Engine News {0374, 1000, 7000}
Changes to the Way Serial Numbers are Displayed in Engine News {0374, 1000, 7000}

Special Instruction

Caterpillar DPF Installation and Operation Guide for Diesel Engines - California Only {1000, 1091}
Caterpillar DPF Installation and Operation Guide for Diesel Engines - California Only {1000, 1091}

Generation 3 DPFdm Diagnostic Module Installation Manual - California Only {1000, 1091, 7490}
Generation 3 DPFdm Diagnostic Module Installation Manual - California Only {1000, 1091, 7490}

Storage Procedure for Caterpillar Products {0355, 1000, 7000}
Storage Procedure for Caterpillar Products {0355, 1000, 7000}

Instructions to Register the Retrofit and Submit Service Reporting {1000, 3000, 7000, 7570}
Instructions to Register the Retrofit and Submit Service Reporting {1000, 3000, 7000, 7570}

Differences in Appearance of Cat <SUP>®</SUP> Reman Parts when Compared to New Parts {1000, 1250}
Differences in Appearance of Cat ^® Reman Parts when Compared to New Parts {1000, 1250}

Introduction to Visualization Service Procedure (VSP) {0374, 1000, 7000}
Introduction to Visualization Service Procedure (VSP) {0374, 1000, 7000}

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}

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}

NEHS1111: 368-9910 Multi-Tool Group 3 {0599, 0701, 0702, 0706, 1000, 7610, 7620}
NEHS1111: 368-9910 Multi-Tool Group 3 {0599, 0701, 0702, 0706, 1000, 7610, 7620}

142-6893 Adjustable Lifting Bracket Group{0599, 0629, 0632, 0701, 0717, 1000, 4000, 7000}
142-6893 Adjustable Lifting Bracket Group{0599, 0629, 0632, 0701, 0717, 1000, 4000, 7000}

Reuse And Salvage Guidelines

Cleaning Components with Carbon Dioxide (CO<SUB>2</SUB>) {0680, 1000, 7000}
Cleaning Components with Carbon Dioxide (CO₂) {0680, 1000, 7000}

Fundamentals of Plasma Transferred Wire Arc (PTWA) Spray for Reconditioning Components {0374, 0599, 0679, 1000}
Fundamentals of Plasma Transferred Wire Arc (PTWA) Spray for Reconditioning Components {0374, 0599, 0679, 1000}

Service Magazine

New Electronic Modular Control Panel (SR-4 Generator Mounted){4450,7002}
1987/07/06

Product Support Literature Available For Electronic Modular Control Panels Used On SR4 Generators{0374,4450,7002}
1988/02/22

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

TA2 (Technical Analysis) Inspections are Now Available on SIS {0372, 1000, 7000, 753T, 7565}
2013/01/10

Service Magazines, Engine News, and Truck Engine News Articles Moved from Dealer.cat.com to SISweb {0374, 1000, 7000}
2015/09/21

A New Visualization Service Procedure (VSP) is Now Used for Certain Publications {0374, 1000, 7000}
A New Visualization Service Procedure (VSP) is Now Used for Certain Publications {0374, 1000, 7000}

Military Electronic Technician (Military ET) Is Now Available For Military Personnel {0374, 0376, 0599, 1000, 7000, 7610, 7620}
Military Electronic Technician (Military ET) Is Now Available For Military Personnel {0374, 0376, 0599, 1000, 7000, 7610, 7620}

Process to Print Collage Schematics {0374, 1000, 7000}
Process to Print Collage Schematics {0374, 1000, 7000}

Changes to the Way Serial Numbers are Displayed on Service Magazines {0374, 1000, 7000}
Changes to the Way Serial Numbers are Displayed on Service Magazines {0374, 1000, 7000}

A New Process Is Available to Request Service Animations for Certain Service Information Procedures {1000, 7000}
A New Process Is Available to Request Service Animations for Certain Service Information Procedures {1000, 7000}

Caterpillar Parts SIS Catalog 3412 :

4N-6866 COVER GP-CYLINDER BLOCK

4N-1960 COVER GP-CYLINDER BLOCK

7N-0841 CYLINDER BLOCK AS

2W-4859 CYLINDER BLOCK GP

1W-0173 CYLINDER BLOCK GP

Truck sale:

95,720

Caterpillar 3412, mobile generator sets, Construction
- mobile generator sets
FINANZAUTO S.A.

96,795

Caterpillar 3412, mobile generator sets, Construction
- mobile generator sets
FINANZAUTO S.A.

93,569

Caterpillar 3412, mobile generator sets, Construction
- mobile generator sets
FINANZAUTO S.A.

60,000

Caterpillar 3412, Stationary Generator Sets, Construction
- Stationary Generator Sets
FOLEY EQUIPMENT COMPANY

159,600

Caterpillar 3412, Stationary Generator Sets, Construction
- Stationary Generator Sets
FOLEY EQUIPMENT COMPANY