2P6202 CAMSHAFT GROUP Part of 3N3226 Basic Engine Arrangement listed on Page 12 Only separate parts serviced 3306

3N4046 CYLINDER HEAD GROUP
Part of 3N3226 Basic Engine Arrangement listed on Page 12
4N7446 Head parts are shown on Page 16A. Only separate parts serviced

c117844 UEG0686S

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Parts for your 3306 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	5S-6452	[6]	VALVE (Inlet)
2.	2A-4429	[24]	LOCK
3.	5S-5912	[12]	RETAINER
4.	7S-7144	[12]	SPRING
5.	8S-3970	[6]	CHAMBER ASSEM.
	7S-3206	[6]	SEAL
	2S-8966	[6]	KIT (Gasket)
6.	5S-7232	[6]	VALVE (Exhaust)
7.	4N-7446 Y	[1]	HEAD ASSEM.
			(Separate Illustration)
8.	5S-6281	[1]	GASKET
	Y		SEPARATE ILLUSTRATION

#UEG0686S0022

2P-6530: COVER GP-CYLINDER HEAD

COVER GP-CYLINDER HEAD

2P6530 CYLINDER HEAD COVER GROUP
Part of 3N3226 Basic Engine Arrangement listed on Page 12
Only separate parts serviced

c117079 UEG0686S

2P6530 COVER GP-CYLINDER HEAD Parts scheme

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Parts for your 3306 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	1P-6367	[1]	COVER
	5S-6735	[1]	GASKET
2.	2P-3201	[4]	BOLT

#UEG0686S0023

3N-2892: CYLINDER HEAD FASTENER GROUP

CYLINDER HEAD FASTENER GROUP

3N2892 CYLINDER HEAD FASTENER GROUP
Part of 3N3226 Basic Engine Arrangement listed on Page 12
Only separate parts serviced

c117685 UEG0686S

3N2892 CYLINDER HEAD FASTENER GROUP Parts scheme

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Parts for your 3306 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	1A-5183	[7]	BOLT
	5B-3850	[7]	WASHER
2.	1B-7709	[6]	BOLT (Location X)
3.	2S-0736	[26]	WASHER
4.	1D-4595	[18]	BOLT
5.	8F-1635	[2]	BOLT

#UEG0686S0024

2P-6526: VALVE-MECHANISM GP

VALVE-MECHANISM GP

2P6526 VALVE MECHANISM GROUP
Part of 3N3226 Basic Engine Arrangement listed
on Page 12. Only separate parts serviced

c118767 UEG0686S

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Parts for your 3306 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	9S-9203	[1]	SHAFT ASSEM.
	0L-1026	[2]	PLUG (.50 in. Diameter)
2.	5S-5879	[1]	BRACKET
	5M-4606	[1]	DOWEL
3.	4B-4910	[5]	SPRING
4.	9H-1110	[12]	WASHER
5.	5S-5879 C	[4]	BRACKET
6.	5S-6855	[6]	ARM ASSEM. (Exhaust)
7.	5S-6854	[6]	ARM ASSEM. (Intake)
8.	8S-1499	[1]	BRACKET ASSEM.
	3F-6795	[1]	DOWEL
9.	9M-9886	[2]	WASHER
	9H-1112	[2]	SPRING
10.	1B-4203	[12]	NUT
11.		[12]	SCREW
12.	5S-5918	[12]	ROD
13.	7S-3161	[12]	LIFTER
14.	9H-1113	[2]	RING
	C		INDICATES CHANGE

#UEG0686S0025

3N-2891: COVER GP-VALVE MECHANISM

COVER GP-VALVE MECHANISM

3N2891 VALVE MECHANISM COVER GROUP
Part of 3N3226 Basic Engine Arrangement listed on
Page 12. Only separate parts serviced

c117684 UEG0686S

3N2891 COVER GP-VALVE MECHANISM Parts scheme

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Parts for your 3306 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Pos.	Qty	Parts name
1.	[1]	COVER ASSEM.
2.	[15]	BOLT
	[15]	LOCKWASHER
3.	[1]	GASKET

#UEG0686S0026

3N-2890: LIFTING EYE GROUP

LIFTING EYE GROUP

3N2890 LIFTING EYE GROUP
Part of 3N3226 Basic Engine Arrangement listed on Page 12
Only separate parts serviced

c117683 UEG0686S

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Parts for your 3306 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Pos.	Qty	Parts name
1.	[1]	NUT
2.	[1]	PLATE
3.	[2]	EYE

#UEG0686S0027

2P-6153: FRONT HOUSING GROUP

FRONT HOUSING GROUP

2P6153 FRONT HOUSING GROUP
Part of 3N3226 Basic Engine Arrangement listed on Page 12
Only separate parts serviced

c117863 UEG0686S

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Parts for your 3306 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	1P-9971	[ 1]	PLATE
	2P-1273	[ 1]	GASKET
2.	1P-9968	[ 1]	HOUSING ASSEM.
3.	2S-0042	[ 6]	STUD
4.	2P-1274	[ 1]	GASKET

#UEG0686S0028

2P-6528: COVER GP-FRONT HOUSING

COVER GP-FRONT HOUSING

2P6528 FRONT HOUSING COVER GROUP
Part of 3N3226 Basic Engine Arrangement listed
on Page 12. Only separate parts serviced

c119040 UEG0686S

2P6528 COVER GP-FRONT HOUSING Parts scheme

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Parts for your 3306 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Pos.	Qty	Parts name
1.	[1]	COVER
2.	[1]	GASKET
3.	[6]	NUT
4.	[6]	WASHER
5.	[1]	COVER
6.	[3]	BOLT
7.	[2]	BOLT
8.	[1]	GASKET
9.	[2]	WASHER

#UEG0686S0029

3N-4923: COVER GP-FRONT HOUSING

COVER GP-FRONT HOUSING

3N4923 FRONT HOUSING COVER GROUP
Only separate parts serviced
AN ATTACHMENT

c117716 UEG0686S

3N4923 COVER GP-FRONT HOUSING Parts scheme

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Parts for your 3306 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	2P-8701	[1]	COVER (Front Housing)
2.	1B-4203	[6]	NUT
	5M-2894	[6]	WASHER
3.	2P-8702	[1]	GASKET
4.	2P-0220	[1]	GASKET
5.	2P-3203	[3]	BOLT
6.	3N-4922	[1]	COVER (Water Pump)
	2S-4241	[1]	PLUG
7.	0S-1566	[4]	BOLT
8.	5F-3106	[1]	SEAL
9.	5M-0596	[1]	COVER (Pump Drive Opening)