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Kubota V2203 Engine Parts Manual
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GB
Engine Parts
Manual
When Performance Matters.
™
WARNING
If incorrectly used, this machine can cause severe injury.Those who use
and maintain this machine should be trained in its proper use, warned of its
dangers and should read the entire manual before attempting to set up,
operate, adjust, or service the machine.
Kubota
®
Diesel Engine
V2203-M-E3B-1
Jacobsen R-311
™
V2203-M-E3B-2
Jacobsen R-311
™
EC
V2403-M-T-E3B-1
Jacobsen AR-522
™
V2403-M-T-E3B-2
Jacobsen R-311T
™
4192126-Rev B

© Copyright 2010, Jacobsen, A Textron Company. “All rights
reserved, including the right to reproduce this material or portions
thereof in any form.”
This manual contains a parts list for your Kubota Engine.
The Engine Serial Number for the Kubota engine is on a
plate located on the valve cover.
Record the Engine Serial Number below for easy
reference.
Engine Serial Number: _________________________
If additional information is needed, contact your
Jacobsen Dealer.
Engine Serial No.
Kubota Diesel
2
Proposition 65 Warning
This product contains or emits
chemicals known to State of California
to cause cancer and birth defects or
other reproductive harm.
FOREWORD
Suggested Stocking Guide
To Keep your Equipment fully operational and productive, Jacobsen suggests you maintain a stock of the more
commonly used maintenance items. We have included part numbers for additional support materials and training aids.
To order any of the following material:
1. Write your full name and complete address on your
order form.
2. Explain where and how to make shipment:
❑ UPS ❑ Regular Mail
❑ Overnight ❑ 2nd Day
3. Order by the quantity desired, the part number, and
the description of the part.
4. Send or bring the order to your authorized Jacobsen
Dealer.
Service Parts
Qty. Part No. Description Qty. Part No. Description
LITHO IN U.S.A. 9-2013

3
Table of Contents
1.1 ..............................Gasket Kits.............................................................................................................................................. 4
2.1 ..............................Crankcase ............................................................................................................................................... 6
3.1 ..............................Oil Pan ..................................................................................................................................................... 8
4.1 ..............................Flywheel and Housing ........................................................................................................................... 9
5.1 ..............................Cylinder Head Cover ............................................................................................................................ 10
6.1 ..............................Cylinder Head Cover ............................................................................................................................ 11
7.1 ..............................Valve Rocker Arm................................................................................................................................. 12
8.1 ..............................Cylinder Head ....................................................................................................................................... 14
9.1 ..............................Gear Case.............................................................................................................................................. 16
10.1 ............................Main Bearing Case ............................................................................................................................... 18
11.1 ............................Crankshaft ............................................................................................................................................. 20
12.1 ............................Crankshaft ............................................................................................................................................. 22
13.1 ............................Camshaft and Idle Gear ....................................................................................................................... 24
14.1 ............................Fuel Camshaft ....................................................................................................................................... 26
15.1 ............................Engine Stop Lever-Idle Apparatus...................................................................................................... 28
16.1 ............................Fuel Solenoid ........................................................................................................................................ 29
17.1 ............................Governor ............................................................................................................................................... 30
18.1 ............................Speed Control Plate ............................................................................................................................. 31
19.1 ............................Injection Pump...................................................................................................................................... 32
20.1 ............................Fuel Filter .............................................................................................................................................. 33
21.1 ............................Nozzle Holder and Glow Plug.............................................................................................................. 34
22.1 ............................Alternator Mounting ............................................................................................................................. 36
23.1 ............................Alternator .............................................................................................................................................. 38
24.1 ............................Fan Pulley ............................................................................................................................................. 40
25.1 ............................Starter Mounting................................................................................................................................... 41
26.1 ............................Starter .................................................................................................................................................... 42
27.1 ............................Starter .................................................................................................................................................... 44
28.1 ............................Water Flange ......................................................................................................................................... 46
29.1 ............................Water Pump .......................................................................................................................................... 47
30.1 ............................Reserve Tank ........................................................................................................................................ 48
31.1 ............................Reserve Tank ........................................................................................................................................ 49
32.1 ............................Intake and Exhaust Manifolds ............................................................................................................. 50
33.1 ............................Intake and Exhaust Manifolds ............................................................................................................. 51
34.1 ............................Turbo Charger ...................................................................................................................................... 52
35.1 ............................Turbo Oil Pipe ....................................................................................................................................... 53
36.1 ............................Turbo Cooler ......................................................................................................................................... 54
37.1 ............................Accessory Parts ................................................................................................................................... 55

4
1
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3 4
5
6
7
8
9
10
11
12
13
14
15
16
18
19
34
35
44
45
17
20
21
22
30
31
39
42
43
46
23
24
25
26
27
28
29
32
33
36
37
38
40
41
KUBOTA V2203-M-E3B
1.1 Gasket Kits
Serial No. All

5
> Change from previous revision
KUBOTA V2403-M-T-E3B
Item Part No. Qty. Description Serial Numbers/Notes
1
4198312 1 Upper Gasket Kit
2 556931 1 • Washer with Rubber See 8.1
3 553030 8 • Seal, Valve Stem See 7.1
4 4134211 1 • O Ring, Oil Filler Plug See 5.1 and 6.1
5 4198328 1 • Gasket, Cylinder Head Marked 15, See 8.1
6 4134390 1 • Gasket, Intake Manifold See 32.1 and 33.1
7 4134393 1 • Gasket, Exhaust Manifold See 32.1 and 33.1
8 4134392 1 • Gasket, Exhaust Manifold See 32.1 and 33.1
9 4134208 1 • Gasket, Head Cover See 5.1 and 6.1
10 554051 4 • Gasket, Nozzle Holder See 21.1
11 557352 4 • Seal, Heat See 21.1
12 4134364 1 • Gasket, Water Flange See 28.1
13 4134370 1 • Gasket, Thermostat See 28.1
14 4134436 1 • Gasket, Muffler
15 4198317 1 Lower Gasket Kit All 2008 and early 2009 engines
15 4227840 1 Lower Gasket Kit 2009 engines to S/N 9TZ999
15 4281641 1 Lower Gasket Kit S/N 9U0001 to ADZ999
15 4281642 1 Lower Gasket Kit S/N AE0001 and Newer
16 N/S 1 • Gasket Not Used
17 4134175 1 • Gasket, Oil Pan S/N ADZ999 and Older, See 3.1
18 N/S 1 • Gasket Not Used
19 2500811 2 • Gasket, Drain Plug See 3.1
★ 20 4134183 1 • O Ring See 9.1
★ 21 4134192 2 • O Ring See 9.1
★ 22 4134193 1 • O Ring See 9.1
23 4139194 1 • Gasket, Gear Case All 2008 and early 2009 engines, See 9.1
23 4227760 1 • Gasket, Gear Case All late 2009 engines and newer, See 9.1
24 4134624 1 • Gasket, Return Flange See 9.1
25 N/S 1 • Gasket, Fuel Pump Not Used
26 4134224 1 • Gasket, Bearing Case See 10.1
27 4134226 1 • Gasket, Case Cover See 10.1
28 4134227 1 • Seal, Oil See 10.1
29 556976 1 • Seal, Oil See 11.1 and 12.1
30 594367 1 • O Ring See 11.1 and 12.1
31 4134178 1 • O Ring See 3.1
32 553163 1 • Gasket, Pump Cover See 19.1
33 4134218 1 • Gasket, Oil Pump See 2.1
34 553143 2 • Gasket See 18.1
35 4137997 2 • Gasket See 19.1
36 4198321 1 • Gasket See 14.1
37 4198212 2 • Seal, Oil See 15.1 and 18.1
38 4134267 2 • Gasket, Plate See 15.1, 16.1, and 18.1
39 4134271 1 • O Ring See 16.1
40 4134378 1 • Water Pump See 29.1
41 4134625 1 • Gasket, Hour Meter See 9.1
42 N/S 1 • O-Ring Not Used
43 4134260 1 • O Ring See 15.1
44 4134261 1 • Gasket See 15.1
45 552958 1 • Gasket See 2.1
46 4198437 1 • O-Ring See 9.1
★ Not used on late 2009 engines and newer

6
1
2
2
2
3
3
4
4
5
6
7
7
8
9
9
10
10
11
12
13
14
15
16
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18
19
19
20
20
21
21
22
22
23
23
24 24
V2203-M-E3B
V2403-M-T-E3B
V2203-M-E3B
V2403-M-T-E3B
25
KUBOTA V2203-M-E3B
2.1 Crankcase
Serial No. All

Item Part No. Qty. Description Serial Numbers/Notes
7
> Change from previous revision
KUBOTA V2403-M-T-E3B
1
4198391 1 Crankcase V2203-M-E3B Engine
1 4198318 1 Crankcase V2403-M-E3B Engine
2 552950 6 • Plug
3 552951 2 • Plug
4 5001308 3 • Plug
5 2500877 1 • Plug
6 552952 6 • Cap, Sealing
7 552953 2 • Cap, Sealing
8 594368 2 • Pin, Straight
9 550423 3 • Pin, Straight
10 594369 2 • Pin, Straight
11 594370 1 • Pin, Straight
12 552954 1 • Pin, Pipe
13 5001861 1 • Cap, Sealing
14 4198173 1 Plug V2203-M-E3B Engine Only
❒ 15 552958 1 Gasket V2203-M-E3B Engine Only
16 594622 1 Cock, Drain V2203-M-E3B Engine Only
17 552955 1 Joint, Drain Cock V2203-M-E3B Engine Only
18 4134170 1 Pipe, Water Return V2403-M-E3B Engine Only
19 4198174 1 Assembly Pump, Oil
❒ 20 4134218 1 Gasket, Oil Pump
21 5001135 4 Bolt
22 552963 1 Gear, Oil Pump Drive V2203-M-E3B Engine
22 4198226 1 Gear, Oil Pump Drive V2403-M-E3B Engine
23 550427 1 Key, Feather
24 556915 1 Nut, Flange
25 554018 1 Switch, Oil
❒ Included in Upper Gasket Kit, See 1.1

Item Part No. Qty. Description Serial Numbers/Notes
8
> Change from previous revision
1
2
3
4
4
5
5
6
7
8
9
10
11
KUBOTA V2203-M-E3B
3.1 Oil Pan
Serial No. All
1
556916 1 Oil Pan S/N ADZ999 and Older
1 4281631 1 Oil Pan S/N AE0001 and Newer
❒ 2 4134175 1 Gasket, Oil Pan S/N ADZ999 and Older
3 4198371 24 Bolt, Flange All except V2403-M-T-E3B-2
3 556918 24 Bolt, Flange V2403-M-T-E3B-2 Only
4 4134176 2 Plug
❒ 5 2500811 2 Gasket
6 4134177 1 Filter, Oil
7 4198160 1 Bolt, Flange
❒ 8 4134178 1 O-Ring
9 4134214 1 Gauge, Oil
10 4111662 1 Guide, Oil Gauge
11 2812013 1 Plug, Oil Gauge
❒ Included in Lower Gasket Kit, See 1.1

Item Part No. Qty. Description Serial Numbers/Notes
9
> Change from previous revision
1
2
3
4
5
6
7 8
KUBOTA V2403-M-T-E3B
1
556985 1 Flywheel V2203-M-E3B Engine
1 4198365 1 Flywheel V2403-M-E3B Engine
2 553097 1 • Gear, Ring V2203-M-E3B Engine
2 4198239 1 • Gear, Ring V2403-M-E3B Engine
3 556986 6 Bolt, Flywheel V2203-M-E3B Engine
3 4198377 6 Bolt, Flywheel V2403-M-E3B Engine
4 4134251 1 Housing, Flywheel V2203-M-E3B Engine
4 4198364 1 Housing, Flywheel V2403-M-E3B Engine
5 557332 1 Cover, Timing
6 594338 1 Bolt
7 550409 1 Washer, Spring
8 4134252 11 Bolt
4.1 Flywheel and Housing
Serial No. All

Item Part No. Qty. Description Serial Numbers/Notes
10
> Change from previous revision
1
2
3
4
5
6
7
8
9
9 10
11
KUBOTA V2203-M-E3B
5.1 Cylinder Head Cover
Kubota V2203-M-E3B Engine
Serial No. All
1
4198340 1 Cylinder Head Cover
2 4134204 1 • Pipe, Water Return
3 4145911 1 • Cover, Breather
4 4145912 1 • Valve, Breather
5 550400 4 • Screw, with Washer
■ 6 4134208 1 Gasket, Head Cover
7 4134209 10 Bolt
8 4198326 1 Tube, Breather
9 4134368 2 Clamp, Hose
10 4134210 1 Plug, Oil Filter
■ 11 4134211 1 O Ring
■ Included in Upper Gasket Kit, See 1.1
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Kubota V2203 Engine Parts Manual
This manual is a complete part information guide that includes schematics, part numbers, and application information for the Kubota V2203 engine.
Product Details:
- File Format: .PDF
- Language: English
- Specifications: Full Printable
- Zoom IN/OUT: YES
- Requirements: Adobe Reader
- Compatible: All Versions of Windows & Mac
This manual is useful for both professional mechanics and DIY enthusiasts. It is divided into the following sections:
- Safety
- Adjustments
- Maintenance
- Troubleshooting
- Maintenance & Lubrication Charts
- Notes
- Parts Catalog
It is a high-resolution scan, and all pages are printable.