This document provides a parts list for the cylinder block of an MF 398 tractor engine. It lists 33 parts in the cylinder block assembly including the cylinder block itself, bearing caps, screws, plugs, bushes, gaskets, and housings. Each part is listed with the part number, quantity used, a description, and any additional comments.

1. MF 398 TRACTOR, ->| B18008 - 819752
26
15
25
32
16
6
10 17
9
18
12
2014
2227
21
13
24
28
19
33
11
7
29
3
5
2
4
1
8
23
31
Ref 3 Page 3

2. MASSEY FERGUSON
MF 398 TRACTOR, ->| B18008 - 819752 819752
CYLINDER BLOCK - AT4.236 ENGINE 3
Item Part Number Qty Description Comments
AT4.236 ENGINE
1 3637381M91 1 Cylinder Block
2 1 Cylinder Block (1)
Not serviced, order REF.1
3 5 Bearing Cap (1)
Not serviced, order REF.1
4 1476108X1 10 Screw (1)
5 733072M1 10 Ring (1)
6 3637331M1 4 Liner (1)
(A)
6 3637332M1 X Liner (B)
7 731354M1 6 Plug (1)
8 735944M1 4 Plug (1)
9 731354M1 2 Plug (1)
10 1476282X1 1 Plug (1)
11 3638579M1 1 Bush (1)
Repairs and replaces 3638093M1
Repairs and replaces 734883M1
12 733705M1 1 Plug (1)
13 735869M1 4 Plug (1)
14 736868M1 1 Plug (1)
15 3638294M1 1 Gasket Repairs and replaces 3637498M1
16 3638347M91 1 Housing Repairs and replaces 748163M91
17 1 Housing (16)
Not serviced, order REF.16
18 1447691M1 1 Seal (16)
19 740828M1 1 Joint
20 353519X1 10 Screw Unf
21 375703X1 10 Washer
22 731947M1 2 Dowel
23 357987X1 2 Bolt
24 745015M1 2 Washer
25 376180X1 1 Plug
26 376196X1 1 Washer
27 748040M1 1 Plug
28 733067M1 2 Plug
29 731996M1 1 Plug
30 3637016M1 2 Plug
31 733067M1 1 Plug
32 745017M1 1 Pointer
33 731862M1 3 Stud
(A)
PRESS FIT
(B)
SLIP FIT
Ref 3 Page 3

3. MF 398 TRACTOR, ->| B18008 - 819752
10
19 131216
917
18
15
2726 29
30
2811
14
32
31
35
36
5
1
4
2
25
322
24
7
8
621
20
33
34
37
23
Ref 4 Page 4

4. MASSEY FERGUSON
MF 398 TRACTOR, ->| B18008 - 819752 819752
CRANKSHAFT, PISTONS AND CONNECTING RODS - AT4.236 ENGINE 4
Item Part Number Qty Description Comments
AT4.236 ENGINE
1 3637402M91 1 Kit, Crankshaft
2 1 Crankshaft (1)
Not serviced, order REF.1
3 735168M91 1 Kit, Bearing (1)
(A)
3 735169M91 X Kit, Bearing (A)
Thickness (-)0.25MM
Thickness (-)0.010"
3 735170M91 X Kit, Bearing (A)
Thickness (-)0.50MM
Thickness (-)0.020"
3 735171M91 X Kit, Bearing (A)
Thickness (-)0.75MM
Thickness (-)0.030"
4 736950M91 1 Kit, Bearing (1)
(A)
Repairs and replaces 3637505M91
4 736951M91 X Kit, Bearing (A)
Thickness (-)0.25MM
Thickness (-)0.010"
Repairs and replaces 3637506M91
4 736952M91 X Kit, Bearing (A)
Thickness (-)0.50MM
Thickness (-)0.020"
Repairs and replaces 3637507M91
4 736953M91 X Kit, Bearing (A)
Thickness (-)0.75MM
Thickness (-)0.030"
Repairs and replaces 3637508M91
5 747128M1 2 Washer (1)
735742M1 X Washer Thickness (+)0.19MM
Thickness (+)0.0075"
6 747129M1 2 Washer (1)
735743M1 X Washer Thickness (+)0.19MM
Thickness (+)0.0075"
7 3638115M1 1 Thrust Block (1)
8 3638113M1 3 Screw (1)
9 3637028M91 4 Kit, Conrod
10 1 Conrod (9)
Not serviced, order REF.9
11 1 Cap (9)
Not serviced, order REF.9
12 744971M1 1 Bush (9)
13 3637029M1 2 Bolt (9)
14 3637030M1 2 Nut (9)
15 3637367M91 4 Kit, Piston (B)
3637360M91 4 Kit, Piston (C)
16 1 Piston (15)
Not serviced, order REF.15
17 1 Pin (15)
Not serviced, order REF.15
18 1476196X1 1 Circlip (15)
19 1476196X1 1 Circlip (15)
20 747602M91 4 Kit, Piston Ring
21 734749M1 1 Gear Number of teeth/spines 28
Up to Serial or Engine Number U171963P
21 3638105M1 1 Gear Number of teeth/spines 28
From Serial or Engine Number U171964P
22 2196X 1 Key
23 742539M1 1 Washer (E)
24 3638098M1 1 Pulley
25 747631M1 1 Pulley (D)
26 747577M91 1 Flywheel
27 1 Flywheel (26)
Not serviced, order REF.26
28 731008M1 1 Annular Gear (25)
Number of teeth/spines 115
29 375763X1 6 Screw Repairs and replaces 375833X1
Ref 4 Page 4

5. MASSEY FERGUSON
MF 398 TRACTOR, ->| B18008 - 819752 819752
CRANKSHAFT, PISTONS AND CONNECTING RODS - AT4.236 ENGINE 4
Item Part Number Qty Description Comments
30 745365M1 6 Washer Repairs and replaces 737514M1
31 747856M91 4 Jet
32 355822X1 4 Pin
33 3637005M91 4 Valve
34 1 Body (33)
Not serviced, order REF.33
35 1 Ball (33)
Not serviced, order REF.33
36 1 Spring (33)
Not serviced, order REF.33
37 1 Retainer (33)
Not serviced, order REF.33
(A)
PRE-FINISHED
(B)
UNTOPPED
(C)
PRE-TOPPED
(D)
PULLEY CRANKSHAFT 2 GROOVE AIR CONDITIONED
(E)
USED ONLY WITH PULLEY 3638098M1
Ref 4 Page 4

6. MF 398 TRACTOR, ->| B18008 - 819752
15
3023 14
33 3431
1322 35
12
21
11
20
10
44 32 24
25919
6
18
2
45
1642
43
4041
39
26
273
4
5 28
7 29
817
36
38
37
1
Ref 5 Page 5

7. MASSEY FERGUSON
MF 398 TRACTOR, ->| B18008 - 819752 819752
CYLINDER HEAD - AT4.236 ENGINE 5
Item Part Number Qty Description Comments
AT4.236 ENGINE
1 3637385M91 1 Kit, Cyl. Head
2 1 Cylinder
Head
(1)
Not serviced, order REF.1
3 731354M1 1 Plug (1)
4 731410M1 1 Plug
5 376178X1 1 Washer
6 748420M1 4 Guide (1)
(C)
7 743097M1 4 Insert (1)
8 747552M1 4 Valve
Exhaust
(1)
747553M1 X Valve
Exhaust
(B)
Thickness (+)0.003"
8 747554M1 X Valve
Exhaust
(B)
Thickness (+)0.015"
8 747555M1 X Valve
Exhaust
(B)
Thickness (+)0.030"
9 733824M1 4 Washer (1)
10 735525M1 4 Spring (1)
11 735521M1 4 Spring (1)
12 1447652M1 4 Ring (1)
13 3637041M1 4 Seal (1)
14 746698M1 4 Cap (1)
15 736453M1 8 Cotter (1)
(A)
16 3637056M1 4 Guide (1)
(C)
17 746823M1 4 Valve Inlet (1)
747546M1 X Valve Inlet (B)
Thickness (+)0.003"
17 747547M1 X Valve Inlet (B)
Thickness (+)0.015"
17 747548M1 X Valve Inlet (B)
Thickness (+)0.030"
18 733824M1 4 Washer (1)
19 735525M1 4 Spring (1)
20 735521M1 4 Spring (1)
21 3637041M1 4 Seal (1)
22 746698M1 4 Cap (1)
23 736453M1 8 Cotter (1)
(A)
24 748368M1 1 Plate
25 3637039M1 1 Joint
26 353518X1 4 Screw Unf
27 1650484M1 4 Washer
28 353536X1 2 Screw Unf
29 1650486M1 2 Washer
30 747743M1 8 Screw
31 747742M1 12 Screw
32 747741M1 2 Screw
33 3638160M1 1 Plate Repairs and replaces 736678M1
34 16589X 2 Bolt
35 1650486M1 2 Washer
36 747835M1 1 Plate Repairs and replaces 3638162M1
37 16589X 2 Bolt
38 1650486M1 2 Washer
39 1 Housing (D)
40 1 Joint (D)
41 1 Thermostat (D)
42 3638193M1 1 Connection
43 745106M1 1 Joint
44 345127X1 2 Bolt
45 1650486M1 2 Washer
Ref 5 Page 5

8. MASSEY FERGUSON
MF 398 TRACTOR, ->| B18008 - 819752 819752
CYLINDER HEAD - AT4.236 ENGINE 5
Item Part Number Qty Description Comments
(A)
SERVICED IN PAIRS
(B)
OVERSIZE VALVES CAN ONLY BE USED WITH CYLINDER HEA DS WHEN VALVE
GUIDES ARE NOT FITTED.
(C)
USED ONLY WITH HEADS MACHINED TO ACCOMMODATE VALVE GUIDES
(D)
SEE WATER PUMP SECTION
Ref 5 Page 5

9. MF 398 TRACTOR, ->| B18008 - 819752
28
28
30
29
32
31
27
24
25 15
3316 14
13
35
36
2
3
4
15
20
18 18
23
10
7 118
22
21
34
9
6
12
17
Ref 6 Page 6

10. MASSEY FERGUSON
MF 398 TRACTOR, ->| B18008 - 819752 819752
ROCKER SHAFT - AT4.236 ENGINE 6
Item Part Number Qty Description Comments
AT4.236 ENGINE
1 3637391M91 1 Rocker Shaft
2 3637395M91 1 Rocker Shaft (1)
3 1 Shaft (2)
Not serviced, order REF.2
4 731330M1 2 Plug (2)
5 3638403M1 4 Bracket (1)
Repairs and replaces 3637063M1
Repairs and replaces 746461M1
6 3637071M91 4 Lever (1)
Right Hand
7 1 Lever (6)
Not serviced, order REF.6
8 895748M1 1 Bush (6)
9 3637072M91 4 Lever (1)
Left Hand
10 1 Lever (9)
Not serviced, order REF.9
11 895748M1 1 Bush (9)
12 733811M1 2 Spring (1)
13 733812M1 2 Spring (1)
14 3638499M1 1 Connection (1)
Repairs and replaces 3637064M1
15 3637065M1 1 Screw (1)
3638500M1 1 Screw (B)
16 739513M91 2 Shim (1)
17 3638547M1 2 Circlip (1)
18 747876M1 2 Washer (1)
19 731516M1 8 Bolt (1)
20 3638536M1 8 Nut (1)
21 740671M1 8 Tappet
22 733817M1 8 Rod
23 376525X1 1 Olive
24 361543X1 4 Bolt
25 1440275X1 4 Washer Metric
26 734912M91 1 Cover
27 3638482M1 1 Joint Repairs and replaces 748277M1
28 376192X1 4 Bolt
29 344107X1 4 Washer
30 353441X1 4 Lock Washer
31 740497M1 1 Pipe
32 3638598M1 1 Clip Repairs and replaces 375790X1
33 740498M91 1 Pipe
34 375829X1 1 Screw Up to Serial or Engine Number U2267087
3637695M1 1 Screw From Serial or Engine Number U2267088
35 375703X1 1 Washer (A)
36 1650484M1 1 Washer (A)
(A)
FITTED UP TO ENGINE NUMBER U226708S
(B)
USED ONLY WITH 3638499M1
Ref 6 Page 6

11. MF 398 TRACTOR, ->| B18008 - 819752
43
46 50 51
524844
40
4947
15
41
53
42
5445
554
3
1
17
222
21
14
20
19
57
10
9
11 298
28
13
2756
33
25
26
38
32 23
31
58 30
24
37
3934 36
57
16
18
12
6
35
Ref 7 Page 7

12. MASSEY FERGUSON
MF 398 TRACTOR, ->| B18008 - 819752 819752
TIMING GEAR AND CAMSHAFT - AT4.236 ENGINE 7
Item Part Number Qty Description Comments
AT4.236 ENGINE
1 741784M1 1 Case
2 3637536M1 1 Joint
3 1476319X1 8 Screw Repairs and replaces 353518X1
4 1650484M1 8 Washer
5 353519X1 1 Screw Unf
6 1650484M1 1 Washer
7 735852M1 1 Hub
8 3637075M91 1 Gear Number of teeth/spines 63
Up to Serial or Engine Number U171963P
8 3638220M91 1 Gear Number of teeth/spines 63
From Serial or Engine Number U171964P
9 1 Gear (8)
Not serviced, order REF.8
10 731033M1 1 Bush (8)
11 731033M1 1 Bush (8)
12 731036M1 1 Plate
13 361511X1 3 Screw
14 3638108M1 1 Camshaft Repairs and replaces 3637538M1
15 733728M1 1 Pressure Washer
16 1476145X1 1 Pin
17 748207M1 1 Gear Number of teeth/spines 56
18 2196X 1 Key
19 747776M1 1 Screw
20 734663M1 1 Washer
21 734276M1 1 Washer
22 734182M1 1 Washer
23 734888M1 1 Cover Up to Serial or Engine Number U171963P
3637542M1 1 Cover From Serial or Engine Number U171964P
24 1447690M1 1 Seal
25 734887M1 1 Joint
26 353531X1 4 Bolt Unf
27 1650484M1 4 Washer
28 1476319X1 10 Screw Repairs and replaces 353518X1
29 1650484M1 10 Washer
30 1476319X1 4 Screw Repairs and replaces 353518X1
31 1650484M1 4 Washer Repairs and replaces 732575M1
32 734118M1 1 Plate
33 734892M1 1 Joint
34 3638602M1 2 Screw
35 353441X1 2 Lock Washer
36 747788M1 1 Plate
37 734890M1 1 Joint
38 1476317X1 4 Screw
39 1650484M1 4 Washer
40 734594M1 1 Plate
41 734593M1 1 Joint
42 342164X1 2 Screw
43 354123X1 2 Nut
44 1650486M1 2 Washer
45 376538X1 1 Bolt
46 354123X1 1 Nut
47 1650486M1 1 Washer
48 3637543M91 1 Filler
49 1 Filler (48)
Not serviced, order REF.48
50 734962M91 1 Cap (48)
51 1 Cap (50)
Not serviced, order REF.50
52 1881644M1 1 Joint (50)
53 734945M1 1 Joint
54 1476318X1 2 Screw
55 1650484M1 2 Washer
56 3638360M1 1 Damper From Serial or Engine Number U171964P
Up to Serial or Engine Number 88/07
56 3638209M1 1 Damper From Serial or Engine Number 88/07
57 3638359M1 1 Shield From Serial or Engine Number U171964P
Up to Serial or Engine Number 88/07
57 3638208M1 1 Shield From Serial or Engine Number 88/07
Ref 7 Page 7

13. MASSEY FERGUSON
MF 398 TRACTOR, ->| B18008 - 819752 819752
TIMING GEAR AND CAMSHAFT - AT4.236 ENGINE 7
Item Part Number Qty Description Comments
58 3637685M1 2 Screw From Serial or Engine Number U171964P
Ref 7 Page 7

14. MF 398 TRACTOR, ->| B18008 - 819752
30
28
1
22
29
20
27
23 17
21
16
1425 2
54
6
3
7
26
24
15
9
10 34
11
35 36
12
813
37
32 38
3931
33
18
19
41
40
48 5044 46
42
4543 47 49
Ref 8 Page 8

15. MASSEY FERGUSON
MF 398 TRACTOR, ->| B18008 - 819752 819752
BALANCER UNIT - AT4.236 ENGINE 8
Item Part Number Qty Description Comments
AT4.236 ENGINE
1 3637353M91 1 Balancer Up to Serial or Engine Number U171963P
3637592M91 1 Balancer From Serial or Engine Number U171964P
2 3638234M1 1 Frame (1)
3 1 Frame (2)
Not serviced, order REF.2
4 746920M1 1 Cover (2)
5 3637076M1 2 Screw (2)
6 3637734M1 2 Screw (2)
7 745241M1 2 Thimble (1)
8 747824M1 1 Plug (1)
9 1476192X1 1 Plug (1)
10 747502M1 1 Plunger (1)
11 747504M1 1 Spring (1)
12 747520M1 1 Cap (1)
13 1476310X1 1 Pin (1)
14 3638189M1 1 Cover (1)
15 747823M1 1 Joint (1)
16 1476279X1 2 Dowel (1)
17 3638369M1 4 Screw (1)
18 3637593M1 1 Shaft (1)
19 1447727M91 1 Bearing (1)
20 3637330M1 1 Weight (1)
21 1476278X1 1 Bush (1)
22 1476278X1 1 Bush (1)
23 748267M1 1 Gear (1)
(A)
Number of teeth/spines 37
23 3638104M1 1 Gear (1)
(B)
Number of teeth/spines 37
24 747769M1 1 Hub (1)
25 1476280X1 1 Screw (1)
26 1447679M1 1 Bearing (1)
27 746557M1 1 Washer (1)
28 3637329M1 1 Weight (1)
29 1476278X1 1 Bush (1)
30 1476278X1 1 Bush (1)
31 3637489M91 1 Oil Pump (1)
32 3637011M1 1 Screw (1)
Repairs and replaces 1476271X1
33 3637216M1 2 Screw (1)
Repairs and replaces 1476275X1
34 746954M1 1 Gear (1)
35 1447723M1 1 Bearing (1)
36 3638128M1 1 Nut (1)
37 747464M1 1 Cover (1)
38 1447725M1 4 Screw (1)
39 747637M91 1 Pipe
40 747638M1 1 Joint
41 3637110M1 1 Screw
42 3637216M1 1 Screw
43 348042X1 1 Bolt
44 1476033X1 1 Washer
45 353554X1 2 Bolt Unf
46 1476033X1 2 Washer
47 353554X1 1 Bolt Unf
48 1476033X1 1 Washer
49 353550X1 2 Bolt Unf
50 1476033X1 2 Washer
(A)
USED ONLY WITH 3637353M91
(B)
USED ONLY WITH 3637592M91
Ref 8 Page 8

16. MF 398 TRACTOR, ->| B18008 - 819752
27
28
29
24
1325
11
32
26
12
42 10
14
4
19 2
318
20
17
1615
22
37
395
7
1
419
35 834
21
23
30
31
36
6
33
38
40
Ref 9 Page 9

17. MASSEY FERGUSON
MF 398 TRACTOR, ->| B18008 - 819752 819752
FUEL INJECTION EQUIPMENT (DIESEL) - AT4.236 ENGINE 9
Item Part Number Qty Description Comments
AT4.236 ENGINE
1 1447707M91 1 Pump (A)
Up to Serial or Engine Number U219832S
1 3637314M91 1 Injection Pump (A)
From Serial or Engine Number U219833S
2 1853021M1 1 Sleeve
3 734674M1 1 Seal
4 734675M1 1 Wire
5 731176M1 1 Joint
6 3637712M1 3 Stud
7 353916X1 3 Nut Unf
8 375703X1 3 Washer
9 1650484M1 3 Washer
10 3638554M1 1 Injection Pipe NO.1 CYL.
Repairs and replaces 746404M91
11 3638557M1 1 Injection Pipe NO.2 CYL.
Repairs and replaces 746405M91
12 746406M91 1 Injection Pipe NO.3 CYL.
13 3638555M1 1 Injection Pipe NO.4 CYL.
Repairs and replaces 746407M91
14 733516M1 2 Clip
15 732914M1 2 Clip
16 733052M1 2 Stud
17 376240X1 2 Nut
18 3637555M91 4 Atomiser
19 3637194M1 1 Holder (18)
20 3637319M1 1 Nozzle (18)
21 4 Clamp Not serviced, order REF.42
22 376091X1 4 Washer
23 746704M91 1 Fuel Pipe
24 731567M1 3 Bolt
25 376518X1 3 Washer
26 376518X1 3 Washer
27 741136M1 1 Connection
28 376518X1 1 Washer
29 376518X1 1 Washer
30 747140M1 4 Seal
31 747139M1 4 Spacer
32 353522X1 8 Bolt Unf
33 747594M91 1 Gear Number of teeth/spines 56
34 1 Gear (33)
Not serviced, order REF.33
35 737725M1 1 Dowel (33)
36 353517X1 3 Screw Unf
37 1650484M1 3 Washer
38 744170M1 1 Clamp
39 376659X1 1 Screw
40 375855X1 1 Washer
41 375796X1 1 Pin
42 3638367M1 4 Clamp Repairs and replaces 3638263M1
Repairs and replaces 3637149M1
(A)
COMPONENT PARTS SUPPLIED BY C.A.V. LTD
Ref 9 Page 9

18. MF 398 TRACTOR, ->| B18008 - 819752
28
27
29
22
20
21
5
25
26 717
6
23
1
19
18
3
16 12
10
11 1415
9
13
24
8
4
2
Ref 10 Page 10

19. MASSEY FERGUSON
MF 398 TRACTOR, ->| B18008 - 819752 819752
LUBRICATING OIL SUMP - AT4.236 ENGINE 10
Item Part Number Qty Description Comments
AT4.236 ENGINE
1 3638306M1 1 Sump Repairs and replaces 3637344M1
2 376501X1 1 Plug
3 1476281X1 1 Washer
4 3637336M1 1 Bridge Piece Repairs and replaces 3638829M1
5 733721M1 2 Joint (B)
6 3640667M1 2 Screw Repairs and replaces 376572X1
7 735898M1 2 Washer (B)
8 3638519M1 1 Joint Repairs and replaces 746425M1
9 3637697M1 4 Screw
10 1650484M1 4 Washer
11 1476330X1 11 Screw
12 1650484M1 11 Washer
13 3637696M1 1 Screw
14 1650484M1 1 Washer
15 3637697M1 1 Screw
16 1650484M1 1 Washer
17 1476150X1 2 Stud
18 353916X1 2 Nut Unf
19 1650484M1 2 Washer
20 1 Pipe (A)
21 1 Joint (A)
22 1 Screw (A)
23 1 Screw (A)
24 747409M91 1 Tube
25 1 Tube (24)
Not serviced, order REF.24
26 733365M1 1 Nut (24)
27 747476M91 1 Dipstick
28 1 Dipstick (27)
Not serviced, order REF.27
29 731119M1 1 Washer (27)
(A)
REFER TO BALANCER SECTION
(B)
NOT REQUIRED WITH 3638829M1/3637336M1
Ref 10 Page 10

20. MF 398 TRACTOR, ->| B18008 - 819752
27
13
30 15
14
29
1624
24
26
25
17
17
12
5
8
4
9 11
10
7
22 2321
3
2
1 18
28
20
19
6
Ref 11 Page 11

21. MASSEY FERGUSON
MF 398 TRACTOR, ->| B18008 - 819752 819752
LUBRICATING OIL FILTER AND INTEGRAL COOLER - AT4.236 ENGINE 11
Item Part Number Qty Description Comments
AT4.236 ENGINE
1 747425M91 1 Head
2 1 Head (1)
Not serviced, order REF.1
3 746841M1 1 Adaptor (1)
4 733274M1 1 Joint
5 734916M1 2 Stud
6 353426X1 2 Nut Unf
7 353432X1 2 Lock Washer
8 3638486M91 1 Cooler (A)
Repairs and replaces 3637566M91
9 1 Oil Cooler (8)
Not serviced, order REF.8
10 3637568M1 1 Seal (8)
(C)
10 3638492M1 1 Gasket (8)
(F)
11 3638130M1 1 Connector
3637567M1 1 Connector (C)
3638487M1 1 Connector (F)
12 1447048M1 1 Oil Filter
13 747265M1 1 Adaptor
14 744790M1 1 Hose Up to Serial or Engine Number U163987P
746009M1 1 Hose (C)
From Serial or Engine Number U163988P
14 3638484M1 1 Pipe (F)
From Serial or Engine Number U163988P
15 3638598M1 1 Clip Repairs and replaces 1447613M1
16 3638598M1 1 Clip Repairs and replaces 1447613M1
17 747702M1 1 Pipe Up to Serial or Engine Number U163987P
3638138M91 1 Pipe From Serial or Engine Number U163988P
18 3637569M1 1 Hose Up to Serial or Engine Number U163987P
744790M1 1 Hose From Serial or Engine Number U163988P
19 3638598M1 1 Clip Repairs and replaces 1447613M1
20 3638598M1 1 Clip Repairs and replaces 1447613M1
21 746957M1 1 Hose Up to Serial or Engine Number U163987P
746009M1 1 Hose From Serial or Engine Number U163988P
22 3638598M1 1 Clip Repairs and replaces 1447613M1
23 3638598M1 1 Clip Repairs and replaces 1447613M1
24 747701M1 1 Pipe Up to Serial or Engine Number U163987P
3638228M91 1 Pipe From Serial or Engine Number U163988P
25 3638170M1 1 Clip (24)
(D)
From Serial or Engine Number U163988P
26 344107X1 1 Washer (E)
27 744790M1 1 Hose
28 3638598M1 1 Clip Repairs and replaces 1447613M1
29 3638598M1 1 Clip Repairs and replaces 1447613M1
30 744450M1 1 Adaptor
(A)
WAS 3637566M91 USE 3638486M91 AND 3638487M1
(C)
USED ONLY WITH 3637566M91
(D)
INCLUDED IN 3638228M91 ONLY.
(E)
USED ONLY WITH 3638228M91
(F)
USED ONLY WITH 3638486M91
Ref 11 Page 11

22. MF 398 TRACTOR, ->| B18008 - 819752
21
22
16
10
15
20
19
13
14 18 44431712
9
8
412
3 40
4 39111 426
5 38
38
7
37
47
3525
24
2632
31
30
27
33
46
45
23
34
29
28
Ref 12 Page 12

23. MASSEY FERGUSON
MF 398 TRACTOR, ->| B18008 - 819752 819752
WATER PUMP, THERMOSTAT AND HEAT EXCHANGER - AT4.236 ENGINE 12
Item Part Number Qty Description Comments
AT4.236 ENGINE
1 3637468M91 1 Water Pump
2 1 Body (1)
Not serviced, order REF.1
3 1 Shaft (1)
Not serviced, order REF.47
4 1 Bearing (1)
Not serviced, order REF.47
5 1 Bearing (1)
Not serviced, order REF.47
6 1 Spacer (1)
Not serviced, order REF.47
7 739671M1 1 Circlip (1)
(A)
8 1 Seal (1)
Not serviced, order REF.47
9 1 Impeller (1)
Not serviced, order REF.47
10 746727M1 1 Pulley
11 3637328M1 1 Pulley (B)
12 195668M1 1 Nut
13 376656X1 1 Washer
14 353433X1 1 Lock Washer
15 3638549M1 1 Key (A)
16 3637348M1 1 Housing
17 734715M1 1 Joint (A)
18 1476319X1 4 Screw
19 1650484M1 4 Washer
20 3638546M1 1 Plug
21 1447384M1 1 Thermostat
22 734695M1 1 Joint (A)
23 1476307X1 1 Stud
24 375797X1 1 Nut
25 1650486M1 1 Washer
26 3638603M1 1 Screw
27 353525X1 1 Bolt Unf
28 1650484M1 1 Washer
29 353550X1 1 Bolt Unf
30 1650486M1 1 Washer
31 361473X1 1 Screw
32 1650484M1 1 Washer
33 353538X1 2 Screw Unf
34 1650486M1 2 Washer
35 3638546M1 3 Plug
36 3638203M1 1 Connection
37 3638711M1 1 Joint Repairs and replaces 3638521M1
38 16589X 4 Bolt
39 1650486M1 4 Washer
40 3638251M91 1 Kit, Hose
41 1 Hose (40)
Not serviced, order REF.40
42 3638379M1 1 Clip (40)
Repairs and replaces 737460M1
43 3638379M1 1 Clip (40)
Repairs and replaces 737460M1
44 3637573M91 1 Kit, Hose (40)
45 1 Hose (44)
Not serviced, order REF.44
46 3638378M1 1 Clip (44)
Repairs and replaces 364125X1
47 3638378M1 1 Clip (44)
Repairs and replaces 364125X1
48 3637483M91 X Kit, Repair
(A)
ALSO INCLUDED IN REPAIR KIT
(B)
PULLEY WATER PUMP 3 GROOVE AIR CONDITIONED
Ref 12 Page 12

24. MF 398 TRACTOR, ->| B18008 - 819752
2
3
4
5
7
8
6
1
Ref 13 Page 13

25. Thank you very much for
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26. MASSEY FERGUSON
MF 398 TRACTOR, ->| B18008 - 819752 819752
FUEL OIL LIFT PUMP - AT4.236 ENGINE 13
Item Part Number Qty Description Comments
AT4.236 ENGINE
1 3637290M92 1 Lift Pump Repairs and replaces 3637290M91
2 1 Body (1)
Not serviced, order REF.1
3 1 Spring (1)
Not serviced, order REF.1
4 1 Body (1)
Not serviced, order REF.1
5 740861M1 1 Joint
6 3637687M1 4 Screw
7 741388M1 2 Plate
8 1896434M91 X Kit, Repair
Ref 13 Page 13

27. MF 398 TRACTOR, ->| B18008 - 819752
25
1
17
18
26
16
15
24
23
361914
22
13
11
11
33
8
27
32
31 10
30 7
9
29 21
28
5 3
12
4
2
40
20
38
6
39
35
34
37
Ref 14 Page 14