CRANKSHAFT BEARING REPLACEMENT GROUPS 3304 MARINE ENGINE

BASIC ENGINE

CRANKSHAFT GP

0. CRANKSHAFT

PULLEY GP

1. 3N-6128 PULLEY GP-
2. 3N-3274 PULLEY GP-

SERVICE EQUIPMENT AND SUPPLIES

GASKET & SEAL KITS

3. GASKET KIT

BASIC ENGINE

PISTON & ROD GP

4. 2P-6272 PISTON & R

CAMSHAFT GP

5. 2P-6201 CAMSHAFT G

BALANCER GP

6. 8L-5226 BALANCER G

CYLINDER HEAD GP

7. 3N-2920 CYLINDER H
8. 3N-4054 CYLINDER H
9. 4N-7444 CYLINDER H
0. INFORMATION

MARINE ENGINE 3304 MARINE ENGINE 05B
3304 MARINE ENGINE 05B01197-01386 UEG0684S 3304 05B (1968)

BASIC ENGINE

CRANKSHAFT GP

2P-6218 CRANKSHAFT GP

2P-1686 CRANKSHAFT ASSEMBLY

2P-6224 SEAL GP-CRANKSHAFT

3N-2886 ADAPTER GP-SEAL

CRANKSHAFT BEARING REPLACEMENT GROUPS

#UEG0684S0010

CRANKSHAFT BEARING REPLACEMENT GROUPS

UEG0684S0010 UEG0684S

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Parts for your 3304 MARINE ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name	Comments

#UEG0684S0011

3N-6128: PULLEY GP-CRANKSHAFT

PULLEY GP-CRANKSHAFT

3N6128 CRANKSHAFT PULLEY GROUP
Only separate parts serviced
AN ATTACHMENT

c117789 UEG0684S

3N6128 PULLEY GP-CRANKSHAFT Parts scheme

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Parts for your 3304 MARINE ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name	Comments
1.	3N-6127	[1]	PULLEY-CRANKSHAFT
2.	2P-3207	[6]	BOLT-WASHER HEAD

#UEG0684S0012

3N-3274: PULLEY GP-CRANKSHAFT

PULLEY GP-CRANKSHAFT

3N3274 CRANKSHAFT PULLEY GROUP
Part of 3N3208 Basic Engine Arrangement listed on Page 12
Only separate parts serviced

c117711 UEG0684S

3N3274 PULLEY GP-CRANKSHAFT Parts scheme

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Parts for your 3304 MARINE ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	8L-5016	[1]	PULLEY
2.	6B-5310	[1]	BOLT
3.	5S-9948	[1]	WASHER

#UEG0684S0013

GASKET KITS

UEG0684S0013 UEG0684S

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Parts for your 3304 MARINE ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name	Comments
	5P-2007		DIESEL ENGINE BASIC
	5P-1994		DIESEL ENGINE SUPPLEMENTARY
	5P-1991		VALVE GRINDING
	5P-1937		WATER PUMP

#UEG0684S0014

2P-6272: PISTON & ROD GP

PISTON & ROD GP

2P6272 CONNECTING ROD AND PISTON GROUP--4 Required
Part of 3N3208 Basic Engine Arrangement listed on Page 12
Only separate parts serviced

c117431 UEG0684S

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Parts for your 3304 MARINE ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	8M-6487	[1]	PIN
2.	1S-9543	[2]	RETAINER
3.	5S-2793	[1]	ROD ASSEM.
	7S-9348	[1]	BEARING
4.	1P-9956	[2]	BOLT
	5S-6348	[2]	NUT
5.	7M-7821	[1]	BEARING (Standard)
	2S-0502	[1]	BEARING (.010" Undersize)
	2S-0503	[1]	BEARING (.020" Undersize)
	7M-7826	[1]	BEARING (.030" Undersize)
6.	2P-6271	[1]	PISTON GROUP
7.	9S-7788	[1]	RING (Oil)
8.	5S-6750	[1]	RING (Intermediate)
9.	7S-8378	[1]	RING (Top)
	7S-9404	[1]	RING GROUP
			(Consists of Complete Set of Rings For One Piston)

#UEG0684S0015

2P-6201: CAMSHAFT GP-SINGLE

CAMSHAFT GP-SINGLE

2P6201 CAMSHAFT GROUP
Part of 3N3208 Basic Engine Arrangement listed on Page 12
Only separate parts serviced

c117197 UEG0684S

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Parts for your 3304 MARINE ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	5S-3971	[1]	CAMSHAFT
2.	7S-2204	[1]	WASHER
3.	8S-1491	[1]	LOCK
4.	0S-0509	[2]	BOLT

#UEG0684S0016

8L-5226: BALANCER GROUP

BALANCER GROUP

8L5226 BALANCER GROUP
Part of 3N3208 Basic Engine Arrangement listed on Page 12
Only separate parts serviced

c107689 UEG0684S

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Parts for your 3304 MARINE ENGINE:

CATERPILLAR SIS

Part No	Qty	Parts name
1N-8354	[2]	LOCK
0S-1594	[4]	BOLT
8S-0745	[1]	SHAFT
		(RIGHT HAND-20 TEETH)
8S-0746	[1]	SHAFT
		(LEFT HAND-20 TEETH)
4S-6417	[2]	PLATE

#UEG0684S0017

3N-2920: CYLINDER HEAD FASTENER GROUP

CYLINDER HEAD FASTENER GROUP

3N2920 CYLINDER HEAD FASTENER GROUP
Part of 3N3208 Basic Engine Arrangement listed on Page 12
Only separate parts serviced

c117720 UEG0684S

3N2920 CYLINDER HEAD FASTENER GROUP Parts scheme

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Parts for your 3304 MARINE ENGINE:

CATERPILLAR SIS

Pos.	Qty	Parts name
1.	[5]	BOLT (4.75 in. Long)
	[5]	WASHER
2.	[4]	BOLT (8 in. Long)
3.	[18]	WASHER
4.	[12]	BOLT (6 in. Long)
5.	[2]	BOLT (6.75 in. Long)

#UEG0684S0018

3N-4054: CYLINDER HEAD GP

CYLINDER HEAD GP

3N4054 CYLINDER HEAD GROUP
Part of 3N3208 Basic Engine Arrangement listed on Page 12
Only separate parts serviced

c117805 UEG0684S

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Parts for your 3304 MARINE ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	5S-5912	[8]	RETAINER
2.	7S-6767	[4]	VALVE (Exhaust)
3.	2A-4429	[16]	LOCK
4.	7S-7144	[8]	SPRING
5.	8S-3970	[4]	CHAMBER ASSEM.
	7S-3206	[4]	SEAL
	2S-8966	[4]	KIT (Gasket)
6.	7S-8809	[4]	VALVE (Inlet)
7.	4N-7444 Y	[1]	HEAD ASSEM.
			(Separate Illustration)
8.	5S-6277	[1]	GASKET
	Y		SEPARATE ILLUSTRATION

#UEG0684S0019

4N-7444: CYLINDER HEAD ASSEMBLY

CYLINDER HEAD ASSEMBLY

4N7444 CYLINDER HEAD ASSEMBLY
Part of 3N4054 Cylinder Head Group

c117588 UEG0684S

4N7444 CYLINDER HEAD ASSEMBLY Parts scheme

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Parts for your 3304 MARINE ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	1S-3062	[12]	DIRECTOR
2.	3B-0623	[4]	PLUG
3.	3J-5389	[3]	PLUG
4.	3S-8313	[4]	PLUG
5.	2P-1262	[8]	GUIDE
6.	3N-3991	[1]	HEAD ASSEM.
7.	5S-7221	[4]	INSERT (Exhaust)
8.	5S-7218	[4]	INSERT (Intake)