The document contains parts lists and technical specifications for Massey Ferguson MF 820/825 combines. It includes detailed lists of parts for the engine, cylinder block, flywheel housing, flywheel and starter ring, crankshaft, pistons, connecting rods, and cylinder head. Each part is accompanied by descriptions and part numbers to facilitate repairs or replacements.

1. MASSEY FERGUSON
MF 820/825 COMBINES - 1637138 1637138
TABLE OF CONTENT 00
Ref 00 Page 00

2. MASSEY FERGUSON
MF 820/825 COMBINES - 1637138 1637138
TABLE OF CONTENT 00
Ref 00 Page 00

3. MASSEY FERGUSON
MF 820/825 COMBINES - 1637138 1637138
TABLE OF CONTENT 00
Ref 00 Page 00

4. MASSEY FERGUSON
MF 820/825 COMBINES - 1637138 1637138
TABLE OF CONTENT 00
Ref 00 Page 00

5. MF 820/825 COMBINES - 1637138
1 5
6
7
8
13 14 15
12 3
11 4
2 20 21
22
16
10 17 18
9 24 19
23
30
25
29
46
31
28
27
42 32
41 26
43 40 33
44
39
45 38 37
36
47
35 34
48
49
50
51 53
52
Ref 2 Page 2

6. MASSEY FERGUSON
MF 820/825 COMBINES - 1637138 1637138
ENGINE AND ACCESSORIES - ENGINE . ROD . DRAIN 2
Item Part Number Qty Description Comments
ENGINE . ROD . DRAIN
1 3376352M91 1 Engine
2 3371689M91 1 Hydr Hose
3 831497M1 2 O Ring (2)
4 1 Hydr Hose (2)
5 356446X1 1 Plug
6 361444X1 1 Screw
7 0920053 1 Washer
8 360059X1 1 Tie
9 271675M1 1 Clevis Pin
10 358656X1 1 Nut
11 0576150 1 Nut
12 3044950M91 1 Lever
13 3045157M91 1 Toggle
14 0576150 1 Nut
15 3044979M1 1 Stem
16 0576150 1 Nut
17 525396M1 1 Buckle
18 338160X1 1 Nut
19 3049619M1 1 Stem
20 0576150 1 Nut
21 3052849M1 1 Toggle
22 3044960M91 1 Lever
23 0576150 1 Nut
24 3044956M91 1 Bearer
25 353540X1 2 Screw Unf
26 353517X1 2 Screw Unf
27 0920053 2 Washer
28 0920497 2 Washer
29 3049017M91 1 Bearer
30 195612M1 1 Pin
31 0576150 1 Nut
32 3044963M91 1 Lever
33 354057X1 1 Pin
34 3052849M1 1 Toggle
35 0576150 1 Nut
36 3049619M1 1 Stem
37 338160X1 1 Nut
38 525396M1 1 Buckle
39 0576150 1 Nut
40 3044979M1 1 Stem
41 0576150 1 Nut
42 3052849M1 1 Toggle
43 0576150 1 Nut
44 353756X1 1 Washer
45 355848X1 1 Snapring
46 3044952M91 1 Lever
47 3052849M1 1 Toggle
48 0576150 1 Nut
49 3044982M1 1 Stem
50 0576150 1 Nut
51 357515X1 1 Nut Unf
52 3045150M91 1 Toggle
53 0576150 1 Nut
Ref 2 Page 2

7. MF 820/825 COMBINES - 1637138
2
41
37
16 1
7
15
38 17
14
34
31
11 8
9
18
35
10
19
28
29
39
30 42
40
13
20
12 21
3
27 5 24
26
4
25
23
6 33
32
36 22
Ref 6 Page 6

8. MASSEY FERGUSON
MF 820/825 COMBINES - 1637138 1637138
CYLINDER BLOCK - AT6.354.4 ENGINE 6
Item Part Number Qty Description Comments
AT6.354.4 ENGINE
1 ZZ 50008 1 Kit,Cyl.Block Repairs and replaces ZZ50043
Repairs and replaces 63614
2 31358393 6 Liner (1)
(A)
2 31358394 X Liner (B)
3 33142111 14 Thimble (1)
4 32166329 14 Bolt (1)
5 14 Washer (D)
6 32418117 6 Plug (1)
Repairs and replaces 0650618
7 32418117 2 Plug (1)
Repairs and replaces 0650618
8 0650692 1 Plug (1)
Repairs and replaces 0650664
9 0650710 4 Plug (1)
10 2431A054 1 Plug (1)
Repairs and replaces 0650586
11 32416116 5 Plug (1)
Repairs and replaces 32417155
Repairs and replaces 32418121
12 32417115 1 Plug
13 0650566 2 Plug
14 32417133 1 Plug
15 32417134 1 Plug
16 32418117 6 Plug Repairs and replaces 0650618
17 32416105 1 Plug
18 32417134 1 Plug
19 32417134 1 Plug
20 32417127 2 Plug
21 3627P011 1 Bridge
Piece
Repairs and replaces 36277825
Repairs and replaces 36277833
22 32811408 2 Joint (C)
23 2172514 2 Screw Repairs and replaces 2176369
24 0920521 2 Washer (C)
25 0826201 2 Stud
26 0576002 2 Nut
27 0920053 2 Washer
28 4142V064 1 Housing Repairs and replaces 4142V061
Repairs and replaces 4142V031
Repairs and replaces 37513851
29 2418F475 1 Seal (29)
Repairs and replaces 2415391
30 36817157 1 Joint
31 0350009 2 Dowel
32 0746211 10 Bolt
33 0920003 10 Washer
34 2172530 2 Capscrew
35 33112111 2 Washer
36 32417143 1 Plug
37 32168232 4 Plug Repairs and replaces 32168231
38 2411157 4 Washer
39 2431131 1 Plug
40 0650593 1 Plug
41 32161114 1 Plug Repairs and replaces 32161357
42 2431131 1 Plug
(A)
PRESS FIT
(B)
SLIP FIT
(C)
USED ONLY WITH 36277831/36277833. NOT REQUIRED WIT H
36277825/3627P011.
(D)
Ref 6 Page 6

9. MASSEY FERGUSON
MF 820/825 COMBINES - 1637138 1637138
CYLINDER BLOCK - AT6.354.4 ENGINE 6
Item Part Number Qty Description Comments
NO LONGER REQUIRED ON THIS APPLICATION
Ref 6 Page 6

10. MF 820/825 COMBINES - 1637138
1
4
5
6
3
2
Ref 10 Page 10

11. MASSEY FERGUSON
MF 820/825 COMBINES - 1637138 1637138
FLYWHEEL HOUSING - AT6.354.4 ENGINE 10
Item Part Number Qty Description Comments
AT6.354.4 ENGINE
1 37147644 1 Plate
2 37813113 1 Plug
3 32455119 2 Dowel
4 0746424 6 Bolt
5 33115129 6 Washer
6 36843154 1 Cover (A)
(A)
WAS 36125305/0746253(3)/0920003(3)/0920053(3)
Ref 10 Page 10

12. MF 820/825 COMBINES - 1637138
4
1
5
8
7
6
2
3
Ref 12 Page 12

13. MASSEY FERGUSON
MF 820/825 COMBINES - 1637138 1637138
FLYWHEEL AND STARTER RING - AT6.354.4 ENGINE 12
Item Part Number Qty Description Comments
AT6.354.4 ENGINE
1 41117291 1 Flywheel Repairs and replaces 41117088
2 1 Flywheel (1)
Not serviced, order REF 1
3 0410264 1 Gear,Starterring (1)
Number of teeth/spines 122
4 0746853 6 Bolt
5 33117127 6 Washer Repairs and replaces 33117121
6 41425217 1 Adaptor Repairs and replaces 41425216
7 1 Adaptor (6)
Not serviced, order REF.6
8 2513246 1 Bush (6)
Ref 12 Page 12

14. MF 820/825 COMBINES - 1637138
18
13
17
15
7 16
11
10 6
8
9
2
12 4
19
20
5
3
1
14
Ref 14 Page 14

15. MASSEY FERGUSON
MF 820/825 COMBINES - 1637138 1637138
CRANKSHAFT, PISTONS AND CONNECTING RODS - AT6.354.4 ENGINE 14
Item Part Number Qty Description Comments
AT6.354.4 ENGINE
1 ZZ 90086 1 Kit, Crankshaft Repairs and replaces U5BG0035
Repairs and replaces 68077
2 1 Crankshaft (1)
Not serviced, order REF.1
3 68079 1 Kit, Bearing (1)
(A)
3 68079A X Kit, Bearing (A)
Thickness (-)0.25MM
Thickness (-)0.010"
3 68079B X Kit, Bearing (A)
Thickness (-)0.50MM
Thickness (-)0.020"
3 68079C X Kit, Bearing (A)
Thickness (-)0.75MM
Thickness (-)0.030"
4 31137551 2 Thrust Washer (1)
Repairs and replaces 31137311
4 31137312 X Thrust Washer Thickness (+)0.19MM
Thickness (+)0.0075"
5 31137561 2 Thrust Washer (1)
Repairs and replaces 31137321
5 31137322 X Thrust Washer Thickness (+)0.19MM
Thickness (+)0.0075"
6 U5ME0003 1 Kit, Bearing (1)
(A)
Repairs and replaces 89064
6 U5ME0003A X Kit, Bearing (A)
Thickness (-)0.25MM
Thickness (-)0.010"
Repairs and replaces 89064A
6 U5ME0003B X Kit, Bearing (A)
Thickness (-)0.50MM
Thickness (-)0.020"
Repairs and replaces 89064B
6 U5ME0003C X Kit, Bearing (A)
Thickness (-)0.75MM
Thickness (-)0.030"
Repairs and replaces 89064C
7 ZZ 90013 6 Kit, Conrod Repairs and replaces M7BJ0053
8 1 Conrod (7)
Not serviced, order REF.7
9 1 Cap (7)
Not serviced, order REF.7
10 31134131 1 Bush (7)
11 32762144 2 Bolt (7)
12 33221328 2 Nut (7)
13 68802 6 Kit, Piston (B,D)
Repairs and replaces 68390
13 68803 6 Kit, Piston (C,D)
Repairs and replaces 68391
14 1 Piston (13)
Not serviced, order REF.13
15 1 Pin (13)
Not serviced, order REF.13
16 2721A029 1 Circlip (13)
17 2721A029 1 Circlip (13)
18 41158005 6 Kit, Piston Ring (D,E)
19 31171211 1 Gear,Crankshaft (F,G)
28T
19 31171682 1 Gear,Crankshaft (H,J)
28T
20 0500012 1 Woodruff Key (G,J)
(A)
PRE-FINISHED
(B)
UNTOPPED
Ref 14 Page 14

16. MASSEY FERGUSON
MF 820/825 COMBINES - 1637138 1637138
CRANKSHAFT, PISTONS AND CONNECTING RODS - AT6.354.4 ENGINE 14
Item Part Number Qty Description Comments
(C)
PRE-TOPPED
(D)
REFER TO SERVICE BULLETIN NO.10
(E)
REPLACES 68238/68498
(F)
USED ONLY WITH 68077
(G)
NOT INCLUDED IN 68077
(H)
USED ONLY WITH U5BG0035 AND ZZ90086.
(J)
ALSO INCLUDED IN U5BG0035. AND ZZ90086.
Ref 14 Page 14

17. MF 820/825 COMBINES - 1637138
10
9
19
8
18
7 39 38
17
21
16
5 35
37
4
15
28
29
25
27
41
33
14
13
26
1
23
31
30
24
43
11
3
44 2
36
12
34
42
32
6
40
22
Ref 18 Page 18

18. MASSEY FERGUSON
MF 820/825 COMBINES - 1637138 1637138
CYLINDER HEAD - AT6.354.4 ENGINE 18
Item Part Number Qty Description Comments
AT6.354.4 ENGINE
1 ZZ 80024 1 Kit, Cyl. Head Repairs and replaces ZZ80027
Repairs and replaces 68172
2 33152155 6 Insert (1)
3 31431315 6 Valve Inlet (1)
4 3343F002 6 Guide (1)
Repairs and replaces 33261732
Repairs and replaces 3343F001
5 33415118 6 Washer (1)
6 33817117 6 Seal (1)
7 31744131 6 Spring (1)
8 31745121 6 Spring (1)
9 33423147 6 Cap (1)
Repairs and replaces 33423122
10 33173108 12 Cotter (1)
(A)
11 33152154 6 Insert (1)
12 3142A051 6 Valve Exhaust (1)
Repairs and replaces 31431961
13 3343J002 6 Guide (1)
Repairs and replaces 3343J001
Repairs and replaces 33261754
14 33415118 6 Washer (1)
15 33817117 6 Seal (1)
16 31744131 6 Spring (1)
17 31745121 6 Spring (1)
18 33423147 6 Cap (1)
Repairs and replaces 33423122
19 33173108 12 Cotter (1)
(A)
20 3312K014 6 Sleeve (1)
Repairs and replaces 33242112
21 2431154 1 Plug (1)
22 32417165 6 Plug (1)
Repairs and replaces 32417127
23 32417156 13 Plug (1)
Repairs and replaces 32417122
24 0650563 4 Plug (1)
25 3612M002 1 Plate (1)
Repairs and replaces 0940737
26 0490485 1 Joint (1)
27 0826244 6 Stud (1)
28 0576002 6 Nut (1)
29 0920053 6 Washer (1)
30 3681H202 1 Head Gasket Repairs and replaces 36812613
Repairs and replaces 36812607
31 2116190 2 Dowel
32 32526319 1 Stud
33 33531136 1 Nut Repairs and replaces 33531132
34 32526324 9 Stud
35 33531136 9 Nut Repairs and replaces 33531132
36 32526323 4 Stud
37 33531136 4 Nut Repairs and replaces 33531132
38 2172142 6 Bolt
39 32166221 6 Bolt
40 32166219 12 Bolt
41 32114501 1 Plug
42 2431154 1 Plug
43 0650203 1 Plug
44 2411157 1 Washer
(A)
SERVICED IN PAIRS
Ref 18 Page 18

19. MF 820/825 COMBINES - 1637138
1
2
3
4
24
19
25
64
15 20
21
16
11 17
7 14 65
12
8
9
6
5
18 23 66
42
10 38 45
43
44
41
40
34
26 33
62
28
63
37
31
32
29 58
30
61 60
59
53 57
67
55
56
51
52 54
49
47 50
46
68
13
27
36 35
39
22
48
Ref 20 Page 20

20. MASSEY FERGUSON
MF 820/825 COMBINES - 1637138 1637138
ROCKER SHAFT - AT6.354.4 ENGINE 20
Item Part Number Qty Description Comments
AT6.354.4 ENGINE
1 ZZ 90036 1 Rocker Shaft Ass Repairs and replaces 62843
2 ZZ 90046 1 Rocker Shaft (1)
Repairs and replaces 58768
3 1 Shaft (2)
Not serviced, order REF.2
4 0650507 2 Plug (2)
5 0170151 1 Circlip (1)
6 33117434 1 Washer (1)
Repairs and replaces 33117415
7 41151482 1 Rockerarm (1)
Right Hand
8 1 Lever (7)
Not serviced, order REF.7
9 2511425 1 Bush (7)
10 37521471 1 Bracket (1)
Repairs and replaces 37521431
11 41151481 1 Rockerarm (1)
Left Hand
12 1 Lever (11)
Not serviced, order REF.11
13 2511425 1 Bush (11)
14 31744123 1 Spring (1)
15 41151482 1 Rockerarm (1)
Right Hand
16 1 Lever (15)
Not serviced, order REF.15
17 2511425 1 Bush (15)
18 37521471 1 Bracket (1)
Repairs and replaces 37521431
19 41151481 1 Rockerarm (1)
Left Hand
20 1 Lever (19)
Not serviced, order REF.19
21 2511425 1 Bush (19)
22 31743108 1 Spring (1)
23 3775E011 1 Connection (1)
Repairs and replaces 35511111
24 0726504 1 Setscrew (A)
2231236 1 Setscrew (1)
(B)
25 31743108 1 Spring (1)
26 41151482 1 Rockerarm (1)
Right Hand
27 1 Lever (26)
Not serviced, order REF.26
28 2511425 1 Bush (26)
29 37521471 1 Bracket (1)
Repairs and replaces 37521431
30 41151481 1 Rockerarm (1)
Left Hand
31 1 Lever (30)
Not serviced, order REF.30
32 2511425 1 Bush (30)
33 31744123 1 Spring (1)
34 41151482 1 Rockerarm (1)
Right Hand
35 1 Lever (34)
Not serviced, order REF.34
36 2511425 1 Bush (34)
37 37521471 1 Bracket (1)
Repairs and replaces 37521431
38 41151481 1 Rockerarm (1)
Left Hand
39 1 Lever (38)
Not serviced, order REF.38
40 2511425 1 Bush (38)
41 31744123 1 Spring (1)
42 41151482 1 Rockerarm (1)
Ref 20 Page 20

21. MASSEY FERGUSON
MF 820/825 COMBINES - 1637138 1637138
ROCKER SHAFT - AT6.354.4 ENGINE 20
Item Part Number Qty Description Comments
Right Hand
43 1 Lever (42)
Not serviced, order REF.42
44 2511425 1 Bush (42)
45 37521471 1 Bracket (1)
Repairs and replaces 37521431
46 41151481 1 Rockerarm (1)
Left Hand
47 1 Lever (46)
Not serviced, order REF.46
48 2511425 1 Bush (46)
49 31744123 1 Spring (1)
50 41151482 1 Rockerarm (1)
Right Hand
51 1 Lever (50)
Not serviced, order REF.50
52 2511425 1 Bush (50)
53 37521471 1 Bracket (1)
Repairs and replaces 37521431
54 41151481 1 Rockerarm (1)
Left Hand
55 1 Lever (54)
Not serviced, order REF.54
56 2511425 1 Bush (54)
57 0720579 12 Screw (1)
58 0576052 12 Nut (1)
59 33117434 1 Washer (1)
Repairs and replaces 33117415
60 0170151 1 Circlip (1)
61 2215274 4 Stud
62 0576054 4 Nut
63 33116111 4 Washer
64 0096636 2 Bolt
65 33116111 2 Washer
66 33811113 1 Olive
67 31434307 12 Pushrod
68 31434163 12 Tappet
(A)
USE ONLY WITH CONNECTION 35511111
(B)
USE ONLY WITH CONNECTION 3775E011
Ref 20 Page 20

22. MF 820/825 COMBINES - 1637138
5
6
4
1
3
2
Ref 24 Page 24

23. MASSEY FERGUSON
MF 820/825 COMBINES - 1637138 1637138
ENGINE LIFTING - AT6.354.4 ENGINE 24
Item Part Number Qty Description Comments
AT6.354.4 ENGINE
1 36237728 1 Plate
2 0096432 2 Screw
3 0920054 2 Washer
4 36237734 1 Bracket
5 0746453 2 Setscrew
6 0920054 2 Washer
Ref 24 Page 24

24. MF 820/825 COMBINES - 1637138
30
6
27
27
28
28
28
24
17 25
16
26
23
8
9 13 2
7
12
11
22
21
29 15
10 14
18
31 19
20
1
3
5
4
Ref 26 Page 26

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26. MASSEY FERGUSON
MF 820/825 COMBINES - 1637138 1637138
TURBOCHARGER - AT6.354.4 ENGINE 26
Item Part Number Qty Description Comments
AT6.354.4 ENGINE
1 2674152 1 Turbocharger (B)
2 26741035 1 Housing (1)
3 26741029 3 Clamp (1)
4 26741038 6 Bolt (1)
5 26741030 3 Plate (1)
6 26741041 1 Housing (1)
7 26741024 3 Clamp (1)
8 26741022 6 Bolt (1)
9 26741023 3 Plate (1)
10 26741039 1 Housing (1)
11 26741015 1 Housing (10)
12 1 Housing (11)
Not serviced, order REF.11
13 2 Pin (11)
Not serviced, order REF.11
14 26741042 1 Impeller (10)
15 26741075 1 Nut (10)
Repairs and replaces 26741002
16 26741026 1 Wheel (10)
17 26741065 1 Piston Ring (10)
Repairs and replaces 26741031
18 26741008 1 Plate (10)
Repairs and replaces 26741040
19 1 Plate (18)
Not serviced, order REF.18
20 26741025 1 Spring (18)
21 26741006 4 Bolt (10)
22 26741007 2 Plate (10)
23 26741009 1 Ring (10)
24 26741010 1 Ring (10)
25 26741011 1 Collar (10)
26 26741012 1 Bearing Thrust (10)
27 26741013 2 Bearing Bush (10)
28 26741014 4 Ring (10)
29 26741016 1 Shroud (10)
30 36885008 1 Gasket (A)
Repairs and replaces 26741037
31 26741060 X Kit, Repair
(A)
NO LONGER INCLUDED IN ASSEMBLY
(B)
USE 2674405 SEE 0647T06M
Ref 26 Page 26

27. MF 820/825 COMBINES - 1637138
7
11
6
2 3 4 10
5
18
20
19
15
23
14
17
13
9
8
26
22
21
25
1
16
24
12
Ref 28 Page 28