service repair manual

1. MASSEY FERGUSON
MF 168 TRACTOR (GB) - 819617 819617
TABLE OF CONTENT 00
Ref 00 Page 00

2. MASSEY FERGUSON
MF 168 TRACTOR (GB) - 819617 819617
TABLE OF CONTENT 00
Ref 00 Page 00

3. MASSEY FERGUSON
MF 168 TRACTOR (GB) - 819617 819617
TABLE OF CONTENT 00
Ref 00 Page 00

4. MF 168 TRACTOR (GB) - 819617
2
35
22
19
5
23
20
25
1
7
6
43
44
45
57
42
26
27
3
15
71
24
21
4
36
34
33
16
18
17
66
70
68
69
65
67
55
56
54
52
53
59
58
51
Ref 3 Page 3

5. MASSEY FERGUSON
MF 168 TRACTOR (GB) - 819617 819617
CYLINDER BLOCK - A4.236 3
Item Part Number Qty Description Comments
A4.236
1 92877 Cylinder Block (C)
61676 1 Block (D)
2 31358341 4 Liner
3 0650563 6 Plug
4 0650563 2 Plug
5 0650618 4 Plug
6 33142111 10 Thimble
7 32166329 10 Bolt
15 0650588 2 Plug
16 32416105 1 Plug
17 0650582 1 Plug
18 0920130 1 Washer
19 32417133 1 Plug
20 0650577 4 Plug
21 0650588 1 Plug
22 33417134 1 Plug
23 32161114 1 Plug
24 32715119 1 Pin
25 31134132 1 Bush
26 0201396 1 Union
27 31419 1 Cock
33 36812338 1 Gasket
34 32526312 2 Stud (B)
32526312 8 Stud (A)
35 32526313 2 Stud (A)
36 32526311 12 Stud (A)
42 36277831 1 Bridge Piece
43 32811408 2 Joint
44 2176369 2 Screw
45 0920521 2 Washer
51 59537 1 Kit, Housing (C)
52 1 (C)
ORDER ASSEMBLY
53 1 (C)
ORDER ASSEMBLY
54 36883108 2 Seal (C)
55 0096238 2 Bolt (C)
56 0920053 2 Washer (C)
57 36817136 1 Joint (C)
58 0746211 11 Bolt (C)
59 0920053 11 Washer (C)
65 37513851 1 Housing (D)
66 2415391 1 Seal (D)
67 36817157 1 Joint (D)
68 0746211 10 Bolt (D)
69 0920003 10 Washer (D)
70 2172530 2 Capscrew (D)
71 0350009 2 Dowel (D)
(A)
Up to Serial or Engine Number 236UA43210
(B)
From Serial or Engine Number 236UA43211
(C)
Up to Serial or Engine Number 23UA103063
(D)
From Serial or Engine Number 36UA103064L
Ref 3 Page 3

6. MF 168 TRACTOR (GB) - 819617
17
16
14
15
13
70
71
40
41
43
68
69
69
72
44
46
45
60
51
50
52
42
53
49
49
47
61
62
59 48
10
11
12
29
31
30
5
4
2
1
7
6
9
8
3
21
20
19
32
34
33
18
Ref 4 Page 4

7. MASSEY FERGUSON
MF 168 TRACTOR (GB) - 819617 819617
CYLINDER HEAD - A4.236 4
Item Part Number Qty Description Comments
A4.236
1 68115 1 Cylinder Head
2 0650563 1 Plug
3 2431154 2 Plug (F)
4 0650203 1 Plug (A)
5 2411157 1 Washer (A)
6 37553121 1 Cover
7 36851409 1 Joint
8 0746254 6 Setscrew
9 0920053 6 Washer
10 31431641 4 Valve Inlet
31431401 X Valve Inlet (B) +.003"
31431402 X Valve Inlet (B) +.015"
31431403 X Valve Inlet (B) +.030"
11 31431109 4 Valve Exhaust
31431411 X Valve Exhaust (B) +.003"
31431412 X Valve Exhaust (B) +.015"
31431413 X Valve Exhaust (B) +.030"
12 33152139 4 Insert (B)
13 33817117 8 Seal
33817118 X Seal (B) +.015"
33817119 X Seal (B) +.030"
14 0780272 8 Spring
15 33123117 8 Washer
16 33423122 8 Cap
17 33173108 8 Cotter (C)
18 33221316 22 Nut (D)
33221316 2 Nut (E)
19 32181424 6 Screw (E)
20 32181425 12 Screw (E)
21 32181426 2 Screw (E)
29 36475706 1 Plate
30 0746453 2 Setscrew
31 0920054 2 Washer
32 36177111 1 Plate
33 0746453 2 Setscrew
34 0920054 2 Washer
40 37762703 1 Body
41 2431154 1 Plug
42 2485791 1 Pin
43 36853514 1 Joint
44 0826467 1 Stud
45 0576051 1 Nut
46 0920054 1 Washer
47 0096434 2 Bolt
48 0096439 1 Bolt
49 0920054 3 Washer
50 0746255 2 Setscrew
51 0096238 1 Bolt
52 0920053 3 Washer
53 2485659 1 Thermostat
59 37735651 1 Connection
60 36862151 1 Joint
61 0096433 2 Bolt
62 0920054 2 Washer
68 37781781 1 Exhaust Manifold
69 36862134 2 Joint
70 0826439 4 Stud
71 2211224 4 Nut
72 0826403 3 Stud
(A)
NOT REQUIRED ON THIS APPLICATION
(B)
NOT INCLUDED IN ASSEMBLY
(C)
SERVICED IN PAIRS
(D)
Up to Serial or Engine Number 236UA43210
(E)
From Serial or Engine Number 236UA43211
Ref 4 Page 4

8. MASSEY FERGUSON
MF 168 TRACTOR (GB) - 819617 819617
CYLINDER HEAD - A4.236 4
Item Part Number Qty Description Comments
(F)
Up to Serial or Engine Number 236UA51930
Ref 4 Page 4

9. MF 168 TRACTOR (GB) - 819617
42 41 40
46
45
44
43
29
30
32
2
18
21
22
19
17
20
10
11
5
5
7
4
4
6
3
1
57
8
9
55 54
53
31
33
39
47
56
Ref 8 Page 8

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11. MASSEY FERGUSON
MF 168 TRACTOR (GB) - 819617 819617
CRANKSHAFT - A4.236 8
Item Part Number Qty Description Comments
A4.236
1 84422 1 Kit, Crankshaft (J)
94430 1 Kit, Crankshaft (K)
2 1 ORDER ASSEMBLY
3 81558 1 Kit, Bearing (A)
81448A X Bearing (A, B) -.010"
8155B X Bearing (A, B) -.020"
81558C X Kit, Bearing (A, B) -.030"
4 4 ORDER ASSEMBLY
5 4 ORDER ASSEMBLY
6 1 ORDER ASSEMBLY
7 1 ORDER ASSEMBLY
8 85042 1 Kit, Bearing (A)
85042A X Kit, Bearing (A, B) -.010"
85042B X Kit, Bearing (A, B) -.020"
85042C Kit, Bearing (A, B) -.030"
9 ORDER ASSEMBLY
10 31137175 2 Washer (C)
31137311 2 Washer
31137312 X Thrust
Washer
+.007"
11 31137181 2 Washer (C)
31137321 2 Washer
31137322 X Thrust
Washer
(B) +.007"
17 31171681 1 Gear
18 0500012 1 Woodruff Key
19 1 Flange
20 31148791 1 Pulley
21 32162319 1 Screw
22 33125124 1 Washer
28 84920 4 Conrod
29 ORDER ASSEMBLY
30 ORDER ASSEMBLY
31 32762166 2 Bolt
32 33221321 2 Nut
33 31134123 1 Bush
30 82878 4 Kit, Piston (D, L)
39 68308 4 Kit, Piston (E, L)
68301 Kit, Piston (D, M)
68300 Kit, Piston (E. M)
40 1 ORDER ASSEMBLY
41 1 ORDER ASSEMBLY
42 0170002 2 Circlip
43 92463 4 Kit, Ring
44 1 ORDER ASSEMBLY
45 2 ORDER ASSEMBLY
46 2 ORDER ASSEMBLY
39 82878C X Kit, Piston (D, L) +.030"
68308C X Piston (E, L) +.30"
68301C X Kit, Piston (D, M) +.30"
68300C X Kit, Piston (E, M) +.30"
40 1 ORDER ASSEMBLY
41 1 ORDER ASSEMBLY
42 0170002 2 Circlip
43 92463C X Kit, Ring +.030"
44 X ORDER ASSEMBLY
45 2 ORDER ASSEMBLY
46 ORDER ASSEMBLY
47 86761 X Kit, Ring (F)
53 4111796 1 Flywheel (G)
41117084 1 Flywheel (H)
54 1 ORDER ASSEMBLY
55 0410236 1 Starter Ring
56 0746851 6 Screw (N)
2182122 6 Setscrew (P)
57 0921062 3 Tab Washer
(A)
BEARINGS ARE PRE-FINISHED
(B)
Ref 8 Page 8

12. MASSEY FERGUSON
MF 168 TRACTOR (GB) - 819617 819617
CRANKSHAFT - A4.236 8
Item Part Number Qty Description Comments
NOT INCLUDED IN ASSEMBLY
(C)
NOT REQUIRED ON THIS APPLICATION
(D)
PISTONS ARE PRE-TOPPED
(E)
PISTONS REQUIRE TOPPING
(F)
SERVICE RING PACK FOR USE WITH ENGINES WITH WORN C AST IRON
LINERS
Up to Serial or Engine Number 2.300 R.P.M.
(G)
Up to Serial or Engine Number 236UA76650
(H)
From Serial or Engine Number 236UA76651
(J)
Up to Serial or Engine Number 236UA103063
(K)
From Serial or Engine Number 236UA103064L
(L)
Up to Serial or Engine Number 236UA109214L
(M)
From Serial or Engine Number 236UA109215L
(N)
Up to Serial or Engine Number 236UA110069L
(P)
From Serial or Engine Number 236UA110070L
Ref 8 Page 8

13. MF 168 TRACTOR (GB) - 819617
1
3
5
4
40
41
39
27
21
20
19
2
22
24
23
28
31
30
25
29
26
47
48
10
9
11
34
32
33
8
13
14
12
Ref 12 Page 12

14. MASSEY FERGUSON
MF 168 TRACTOR (GB) - 819617 819617
CYLINDER HEAD COVER - A4.236 12
Item Part Number Qty Description Comments
A4.236
1 37188549 1 Cyl.Head Cover
2 36811122 1 Joint
3 2174018 4 Screw
4 0920002 4 Washer
5 0920052 4 Washer
9 35732516 1 Pipe (A)
10 0202058 1 Hose (A)
11 0180103 2 Clip (A)
12 33872516 1 Pipe (B)
13 35731144 1 Connection (B)
14 2481802 2 Clip (B)
19 87618 1 Shaft
20 83450 1 Shaft
21 1 ORDER ASSEMBLY
22 0650507 2 Plug
23 33117415 2 Washer
24 0170151 2 Circlip
25 37521331 4 Bracket
26 31744123 2 Spring
27 31743108 2 Spring
28 37371281 4 Lever Right Hand
29 37371271 4 Lever Left Hand
30 0720579 8 Screw
31 0576052 8 Nut
32 35511111 1 Pipe
33 0726504 1 Setscrew
34 3381113 1 Ring
39 0826628 4 Stud
40 2211284 4 Nut
41 0920006 4 Washer
47 31434162 8 Tappet
48 31434307 8 Pushrod
(A)
Up to Serial or Engine Number 236UA52025
(B)
From Serial or Engine Number 236UA52025
Ref 12 Page 12

15. MF 168 TRACTOR (GB) - 819617
17
7
8
2
6
3
4
1
10
9
11
5
Ref 15 Page 15