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1. Massey Ferguson
1080 TRACTOR 651260
TABLE OF CONTENT Page00-00

2. Massey Ferguson
1080 TRACTOR 651260
TABLE OF CONTENT Page00-00

3. 1080 TRACTOR
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48
47
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9
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27
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3
3
7
37
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56
2
53
16
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495150
1945
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1 11 39
59
29
55
3021
1058 4017
18 28
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38
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Ref 2 Page 2

4. Massey Ferguson
1080 TRACTOR 651260
CYLINDER BLOCK Page2
Item Part Number Qty Description
522166M91 1 (A) Engine Assembly (W/Air Conditioned Tractor)
516478M92 1 Engine Assembly (W/O Air Conditioned Tractor)
1896103M91 1 (B) Block Assembly (Short)
1 739932M91 1 Block Assembly (Stripped)
2 739643M1 4 Liner, Cylinder Block
3 733072M1 10 Dowel
4 376074X1 10 Bolt (5/8 x 3-3/4" NF, Hex.)
5 363819X1 3 Plug (3/4" P.T. Sq. Hd.)
6 735870M1 2 Plug (13/16" Cup Type)
7 735869M1 4 Plug (1-1/2" Cup Type)
8 735865M1 5 Plug (1-1/4" Cup Type)
9 733043M1 1 Plug (1-29/32" Expansion, Cup Type)
10 365333X1 1 Plug (1/4" P.T. Hex. Sckt. Hd.)
11 731356M1 1 Plug (11/16" Cup Type)
12 355547X1 1 Plug (1/8" N.P.T.)
13 731141M1 10 Shim (43/64" I.D. x 1" O.D. x .020" Thk.)
14 731330M1 1 Plug (13/32" Cup Type)
15 732911M1 17 Stud (1/2" NF x 4-25/32")
16 376672X1 17 Nut (1/2" NF, Special)
17 731868M1 3 Stud (3/8" NF x 3-5/16")
18 357558X1 3 Nut (3/8" NF, Hex., Lock)
19 738659M1 1 Connection, Water Inlet
20 732931M1 1 Gasket, Connection to Block
21 353520X1 1 Bolt (5/16 x 1-1/8" NF, Hex.)
22 353525X1 1 Bolt (5/16 x 1-3/4" NF, Hex.)
23 732575M1 2 Washer (5/16 x 9/16 x 1/16" Aluminum)
27 733995M91 1 Housing
28 735942M1 2 Seal, Housing
29 353531X1 2 Bolt (5/16 x 2-1/2" NF, Hex.)
30 353446X1 2 Washer (5/16" Lock)
31 735127M1 1 Gasket
32 353519X1 12 Bolt (5/16 x 1" NF, Hex.)
33 353446X1 12 Washer (5/16" Lock)
37 734659M1 1 Bridge
38 734658M1 2 Seal, Bridge Piece
39 518642M1 1 Plate, Adapter, Transmission Housing
40 738027M1 1 Plug
45 740163M1 1 Cover
46 732934M1 1 Gasket, Inspection Cover
47 897105M1 1 Plug
48 731311M1 10 Stud (5/16" NF x 1-1/16")
49 732044M1 10 Washer, Elongated
50 353446X1 10 Washer (5/16" Lock)
51 353916X1 10 Nut (5/16" NF, Hex.)
52 737157M1 1 Tube
53 737171M91 1 Dipstick Assembly
54 731119M1 1 Washer, Dipstick (1/8 x 3/8 x 5/32")
55 191314M1 2 Dowel (3/8 x 25/32")
56 365873X1 14 Bolt (7/16 x 1-1/4" Special)
57 353706X1 1 Bolt (7/16" x 2" NC, Hex.)
58 355645X1 1 Nut (7/16" NC, Hex.)
59 353704X1 3 Bolt (7/16 x 1-3/4" NC, Hex.)
60 353714X1 5 Bolt (7/16 x 3" NC, Hex.)
61 738553M1 1 Plug (W/Air Conditioner)
****************************************
(A) - Also Used On The Following Tractor
Serial Numbers W/O Air Condition:
9B 30879, 9B 30884, And 9B 30887.
(B) - Short Block Includes Stripped
Block, Crankshaft And Bearings,
Connecting Rods And Bearings, Pistons
And Rings.

5. 1080 TRACTOR
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7
9
9
28
28
5
5
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26
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26
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19 23
3
3
3
8
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4
4
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Ref 5 Page 5

6. Massey Ferguson
1080 TRACTOR 651260
CRANKSHAFT AND BEARINGS, FLYWHEEL Page5
Item Part Number Qty Description
738720M91 1 Crankshaft Kit (Perkins No. 86790)
736153M91 1 Insert Kit (Standard) (Perkins No. 83392)
3 3 Insert
4 3 Insert
5 2 Insert
6 2 Insert
7 736878M91 1 Insert Set (Perkins No. 85041)
8 735337M1 2 Washer (Perkins No. 31137311)
9 735338M1 2 Washer (Perkins No. 31137321)
10 735742M1 2 Washer, Thrust, Upper (+.007") (Perkins No. 31137312)
11 735743M1 2 Washer, Thrust, Lower (+.007") (Perkins No. 31137322)
12 734637M1 1 Gear, Crankshaft (Perkins No. 31165392)
13 733048M1 1 Slinger, Oil (Perkins No. 33157516)
14 739474M1 1 Pulley, Crankshaft (Perkins No. 31152912)
15 739475M1 1 Pulley, Crankshaft (Perkins No. 31148924)
16 2196X 1 Key (1/4 x 7/8" Woodruff) (Perkins No. 0500012)
17 376184X1 1 Bolt (7/8 X 1-1/2" NF, Hex. Special) (Perkins No. 32162318)
18 376177X1 1 Washer, Flat, Special (Perkins No. 33125124)
19 738025M91 1 Flywheel Assembly (Perkins No. 41112423)
20 731988M1 1 Gear, Ring (Perkins No. 0410264)
21 353593X1 6 Bolt (1/2 X 1-1/4" NF, Hex.)
22 731192M1 3 Tab Washer (Perkins No. 0921062)
23 832953M3 1 Bearing, Ball
25 736223M91 1 Insert Kit (-.010") (Perkins No. 83392A)
26 3 Insert
27 3 Insert
28 2 Insert
29 2 Insert
25 736224M91 1 Insert Kit (-.020") (Perkins No. 83392B)
26 3 Insert
27 3 Insert
28 2 Insert
29 2 Insert
25 736225M91 1 Insert Kit (-.030") (Perkins No. 83392C)
26 3 Insert
27 3 Insert
28 2 Insert
29 2 Insert

7. 1080 TRACTOR
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7
6
2
4
5
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10
8
1
63
6261
60
45
55
5647
46
4951
51
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5958
39
48
37
67
6868
66
36
35
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30
3029
15
16
50
28
40
23
2220
20
57
21
17
65
1918
Ref 6 Page 6

8. Massey Ferguson
1080 TRACTOR 651260
CAMSHAFT, TIMING GEARS AND HOUSING Page6
Item Part Number Qty Description
1 733079M1 1 Camshaft
2 733080M1 1 Plate, Camshaft Thrust
3 1501332M1 1 Key, Camshaft Gear
4 732932M1 1 Gear, Camshaft
5 734182M1 1 Plate
6 353517X1 2 Bolt (5/16 x 3/4" NF, Hex.)
7 353446X1 2 Washer (5/16" Lock)
8 376075X1 1 Bolt (1/2 x 1" NF, Hex., Special)
353593X1 1 Bolt (1/2 x 1-1/4" NF, Hex.)
9 734276M1 1 Washer, Tab
10 734663M1 1 Shim (17/32 x 3/4 x 1/64")
15 736696M2 1 Cover (W/Air Condition)
734634M2 1 Cover (W/O Air Condition)
16 732942M1 1 Gasket, Inspection Cover
17 732941M1 1 Cover, Inspection, Front
18 353501X1 5 Bolt (1/4 x 1/2" NF, Hex.)
19 376055X1 5 Washer (17/64 x 7/16 x 1/16")
20 353518X1 17 Bolt (5/16 x 7/8" NF, Hex.)
21 353446X1 17 Washer (5/16" Lock)
22 732575M1 2 Washer (5/16 x 9/16 x 1/16" Aluminum)
23 1447024M1 1 Seal, Front Cover Oil
738388M1 1 Bracket, Engine Timing
28 736709M91 1 Pipe Assembly, Hydraulic Pump Spray
29 731293M1 1 Bolt, Banjo
30 375753X1 2 Washer (21/64 x 1/2 x 5/32" Aluminum)
35 732922M91 1 Gear Assembly, Idler
36 732929M1 1 Bushing (2 x 2-1/64 x 1-1/4")
37 732925M1 1 Hub, Idler Gear
38 733115M1 1 Plate, Idler Gear
39 731868M1 3 Stud
40 357558X1 3 Nut (3/8" NF, Hex., Lock)
45 736699M3 1 Housing
46 733734M1 1 Gasket, Housing Front Cover
47 732935M1 1 Gasket, Timing Gear Housing
48 353518X1 2 Bolt (5/16 x 7/8" NF, Hex.)
49 353519X1 7 Bolt (5/16 x 1" NF, Hex.)
50 353521X1 2 Bolt (5/16 x 1-1/4" NF, Hex.)
51 353446X1 11 Washer (5/16" Lock)
55 733959M1 1 Plate, Timing Gear Housing Cover
56 736705M1 1 Gasket
57 353898X1 3 Bolt (3/8 x 3-1/4" NC, Hex.)
58 353434X1 3 Washer (3/8" Lock)
59 354123X1 3 Nut (3/8" NC, Hex.)
60 733466M1 3 Stud (5/16" NF x 1-7/16")
61 353770X1 3 Washer (11/32 x 11/16 x 3/32" Flat)
62 353446X1 3 Washer (5/16" Lock)
63 353916X1 3 Nut (5/16" NF, Hex.)
65 1853145M1 1 Angle (W/Air Condition)
66 353508X1 1 Bolt (1/4 x 1-3/8" NF, Hex.)
67 353502X1 1 Bolt (1/4 x 5/8" NF, Hex.)
68 353441X1 2 Washer (1/4" Lock)

9. 1080 TRACTOR
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Ref 9 Page 9

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11. Massey Ferguson
1080 TRACTOR 651260
PISTONS, RINGS, CONNECTING RODS AND BEARINGS Page9
Item Part Number Qty Description
1 738106M91 4 Piston Assembly (Perkins No. 86716)
2 1 Pin (Order 738106M91)
3 375778X1 2 Ring, Snap (Perkins No. 0170037)
4 738108M91 4 Ring Set, Piston (Perkins No. 86754)
5 1 Ring (Order 738108M91)
6 2 Ring (Order 738108M91)
7 1 Ring (Order 738108M91)
8 739643M1 4 Liner, Cylinder Block (Perkins No. 31358522)
12 739080M91 4 Rod Assembly, Connecting (Perkins No. 86812)
13 731459M1 2 Bolt, Connecting Rod (Perkins No. 0745065)
14 731460M1 2 Washer, Connecting Rod (Perkins No. 0920794)
15 1 Bushing (Order 732985M91, Bushing Set)
16 734663M1 2 Shim (17/32 X 3/4 X 1/64") (Perkins No. 33115408)
21 736878M91 1 Insert Set (Std.) (Perkins No. 85041)
22 4 Insert
23 4 Insert
21 736879M91 1 Insert Set (-.010") (Perkins No. 85041A)
22 4 Insert
23 4 Insert
21 736880M91 1 Insert Set (-.020") (Perkins No. 85041B)
22 4 Insert
23 4 Insert
21 736881M91 1 Insert Set (-.030") (Perkins No. 85041C)
22 4 Insert
23 4 Insert

12. 1080 TRACTOR
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54
2121
21 21
21
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21
21
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30
3
162
27 7
12
37
67
53 52
57
50
51
19 2220
29
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28
6439 8
8
40 5
2
65
65
64
64
14
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63 11
66
15
33
10
9
32
Ref 10 Page 10

13. Massey Ferguson
1080 TRACTOR 651260
CYLINDER HEAD AND COVER, VALVES AND ROCKER ARMS Page10
Item Part Number Qty Description
1 739587M91 1 Head Assembly (Perkins No. 89105)
2 366947X1 6 Plug (1/2" P.T. Hex., Sckt.)
3 738094M1 8 Guide, Intake And Exhaust (Perkins No. 33432532)
4 732736M1 1 Plate, Rear End Cover (Perkins No. 0240223)
5 731498M1 1 Gasket, Cylinder Head Rear End Cover (Perkins No. 0490253)
6 353538X1 3 Bolt (3/8 X 1" NF, Hex.) (Perkins No. 0746454)
7 353540X1 2 Bolt (3/8 X 1-1/4" NF, Hex.) (Perkins No. 0096431)
8 353434X1 5 Washer (3/8" Lock)
9 738095M1 4 Valve (Intake) (Perkins No. 31431154)
10 738944M1 4 Valve (Exhaust) (Perkins No. 31431671)
11 735525M1 8 Spring, Valve (Inner)(9 Coils, 2") (Perkins No. 31744313)
12 735521M1 8 Spring, Valve (Outer)(8 Coils, 2-5/8") (Perkins No. 31745121)
13 733307M1 8 Cap, Valve Spring (Perkins No. 33423122)
14 736453M1 8 Lock, Valve (Set Of 2) (Perkins No. 33173108)
15 739158M1 1 Gasket (Perkins No. 36812327)
738148M1 AR Insert, Exhaust (Service Only) (Perkins No. 33152125)
19 740214M91 1 (A) Shaft Assembly (Perkins No. 85835)
20 731330M1 2 (A) Plug (Perkins No. 0650507)
21 740213M91 8 (A) Lever Assembly (Perkins No. 90708)
22 895748M1 8 (A) Bushing (Perkins No. 2511425)
23 739512M1 4 (A) Spacer (Perkins No. 33143315)
24 739508M1 3 (A) Spring (Perkins No. 31744202)
25 739229M1 4 (A) Bracket, Rocker Shaft Support (Perkins No. 37521401)
26 739513M91 4 (A) Shim, Rockershaft (Perkins No. 33117426)
27 731868M1 4 (A) Stud (Perkins No. 0826456)
28 739289M1 4 (A) Nut (Perkins No. 33287331)
29 363861X1 2 (A) Ring, Ext. SNAP (9/16" I.D. X 1/16" Thk.)
30 739514M1 2 (A) Washer (25/32 X 1 X 7/64" Thk.) (Perkins No. 33117427)
32 731426M1 8 Tappet, Push Rod (Perkins No. 731426M1)
33 739238M1 8 (A) Rod, Push (Perkins No. 31434312)
34 731516M1 8 (A) Screw, Tappet Adj. (3/8 X 1-13/32" NF, Spl) (Perkins No. 0720579)
35 353430X1 8 (A) Nut (3/8" NF, Half Hex.) (Perkins No. 0576152)
36 739517M91 1 (A) Pipe Assembly, Lubrication (Perkins No. 35521185)
37 353027X1 1 (A) Screw (#10 - 32 X 7/16" Hex., W/lockwasher) (Perkins No. 0726504)
38 22113X 1 Nut
39 22114X 1 Sleeve
40 364299X1 1 Connector (3/8" NF X 1/8" P.T.)
50 739181M1 1 (B) Cover (Perkins No. 37188565)
51 732201M1 1 Gasket, Cylinder Head Cover (Perkins No. 0490770)
52 738041M1 1 Pipe (Perkins No. 35732562)
53 731980M1 1 Hose, Breather (Perkins No. 0202058)
54 832714M1 2 Clamp, Hose
55 353883X1 4 (B) Bolt (3/8 X 5/8" NF, Hex.) (Perkins No. 0746451)
56 739178M1 4 (B) Retainer, Cover (Perkins No. (Perkins No. 739178M1)
57 739182M1 4 (B) Washer (3/8 X 3/4 X 1/8") (Perkins No. 33812118)
62 733859M1 1 Stud (5/16" NF X 1-3/8")
63 731660M1 8 Stud (5/16" NF X 2-1/2")
64 353446X1 9 Washer (5/16" Lock)
65 353916X1 9 Nut (5/16" NF, Hex.)
66 731658M1 4 Stud (3/8" NF X 1-1/2")
67 357558X1 4 Nut (3/8" NF, Hex., Lock)
****************************************
(A) - Used Engine Serial Number 318 UA
7028 and up.
(B) - Used Engine Serial Number 318 UA
6360 and up.

14. 1080 TRACTOR
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50
54
53 52
23
23
23
23
3031
24
24
24
21
21
21
21 21
21
21
21
25
25
25
25
65
65
3
40 28
22
4 8
8
67
10
39
57
55
51
26
19
20
36
34
35
37
38
29 6
5
272
62 1
64
64
14
13
63 11
66
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12
33
9
32
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Ref 13 Page 13