service repair manual

1. Massey Ferguson
1085 TRACTOR 651326
TABLE OF CONTENT Page00-00

2. Massey Ferguson
1085 TRACTOR 651326
TABLE OF CONTENT Page00-00

3. 1085 TRACTOR
16
2
6
54
45
55
47
49
48
53
72
9 41
60
60
60
57
56
23
23
24
26
58
27
28
73
29
70
59
12
22
71
10
52
2120
58
14
15
17
18
7
3
51
13
43
4
38
50
40
33
34
32
19
31
36
146
37
11
42
61
30
25
39
35
Ref 2 Page 2

4. Massey Ferguson
1085 TRACTOR 651326
CYLINDER BLOCK Page2
Item Part Number Qty Description
529265M91 1 Engine Assembly (Perkins No. A4-318-21725)
1896290M91 1 (A, C) Block Assembly (Short) (Perkins No. 21951)
1896268M91 1 (B, C) Block Assembly (Short) (Perkins No. 21849)
1 742184M91 1 (A) Block Assembly (Stripped) (Perkins No. 94083)
741316M91 1 (B) Block Assembly (Stripped) (Perkins No. 92303)
2 739643M1 4 Liner (Perkins No. 31358522)
3 733072M1 10 Dowel, Bearing Cap (Perkins No. 33142111)
4 740647M1 10 Bolt, Bearing Cap (Perkins No. 32181434)
5 363819X1 4 Plug
6 742268M1 AR Shim (Repairs Only) (Perkins No. 33127417)
7 735869M1 4 Plug (1-1/2" Expansion, Cup Type) (Perkins No. 0650577)
8 731354M1 5 Plug (1-1/4" Expansion, Cup Type) (Perkins No. 0650563)
9 733043M1 1 Plug (1-29/32" Expansion, Cup Type) (Perkins No. 32416106)
10 365333X1 1 Plug (1/4" - 18 Hex., Sckt. Hd.)
11 731356M1 1 Plug (11/16" Expansion, Cup Type) (Perkins 0650566)
12 355547X1 1 Plug (1/8" P.T. Sq. Hd.)
13 731141M1 10 Shim (41/64 x 1 x .020") (Perkins No. 0760001)
14 731330M1 2 Plug (13/32" Cup Type) (Perkins No. 0650507)
15 732911M1 17 Stud (1/2" NF x 4-25/32") (Perkins No. 32526307)
16 376672X1 17 Nut (1/2" NF, Hex.) (Perkins No. 33221322)
17 731868M1 3 Stud (3/8" NF x 3-5/16") (Perkins No. 0826456)
18 357558X1 3 Nut (3/8" NF, Hex.) (Perkins No. 2211224)
19 738659M1 1 Connection, Water (Perkins No. 37735051)
20 732931M1 1 Gasket, Connection To Block (Perkins No. 36861419)
21 353520X1 1 Bolt (5/16 x 1-3/8" NF, Hex.) (Perkins No. 0096201)
22 353525X1 1 Bolt (5/16 x 1-3/4" NF, Hex.) (Perkins No. 0096234)
23 732575M1 2 Washer (21/64 x 31/64 x 3/64" Aluminum)
24 741669M1 1 (A) Cover, Rear Oil Seal (Perkins No. 37513831)
25 741668M1 1 (A) Gasket, Cover (Perkins No. 36817417)
26 1447049M1 1 (A) Seal, Oil (Perkins No 2415391)
27 353668X1 4 (A) Bolt (1/4 x 7/8" NC, Hex.) (Perkins No. 0748354)
28 344107X1 4 (A) Washer (1/4" Flat) (Perkins No. 0920002)
29 353519X1 9 (A) Bolt (5/16 x 1" NF, Hex.) (Perkins No. 0746211)
30 353770X1 9 (A) Washer (5/16" Flat)
31 733995M91 1 (B) Housing, Rear Oil Seal (Perkins No. 80311)
32 735942M1 2 (B) Seal, Oil (Perkins No. 36883108)
33 353531X1 2 (B) Bolt (5/16 x 2-1/2" NF, Hex.) (Perkins No. 0096238)
34 353446X1 2 (B) Washer (5/16" Lock)
35 735127M1 1 (B) Gasket, Housing To Block (Perkins No. 36817137)
36 353519X1 12 (B) Bolt (5/16 x 1" NF, Hex.) (Perkins No. 0746211)
37 353446X1 12 (B) Washer (5/16" Lock)
38 741672M91 1 (A) Bridge (Incl. Item 39) (Perkins No. 41474019)
739170M91 1 (B) Bridge (Perkins No. 41474012)
39 Heli-Coil (5/16" - 24)
40 734658M1 2 Seal, Bridge To Block (Perkins No. 36843144)
41 740698M1 1 Plate, Block To Transmission (Perkins No. 37147291)
42 738027M1 1 Plug, Plate (Perkins No. 32114108)
43 744622M1 1 Plug, Water Jacket
45 740163M91 1 Cover, Tappet (Perkins No. 37554575)
46 732934M1 1 Gasket, Cover (Perkins No. 36846411)
47 897105M1 1 Cap, Oil Filler (Perkins No. 2481863)
48 731311M1 10 Stud (5/16 x 1" NF) (Perkins No. 0826203)
49 732044M1 10 Washer, Oblong (Perkins No. 36151505)
50 353446X1 10 Washer (5/16" Lock)
51 353916X1 10 Nut (5/16" NF, Hex.) (Perkins No. 0576002)
52 741053M91 1 Tube Assembly (Perkins No. 33435119)
53 733365M1 1 Nut, Tube Retainer (Perkins No. 33533103)
54 735072M91 1 Dipstick, Oil Gauge (Perkins No. 31787424)
55 731119M1 1 Washer, Seal (Perkins No. 33812108)
56 1260A 2 Dowel, Adapter To Transmission
57 353704X1 3 Bolt (7/16 x 1-3/4" NC, Hex.)
58 353712X1 3 Bolt (7/16 x 2-3/4" NC, Hex.)
59 353714X1 2 Bolt (7/16 x 3" NC, Hex.)
60 353432X1 8 Washer (7/16" Lock) (Perkins No. 0920055)
61 191314M1 4 Dowel, Block To Adapter
70 735244M1 2 (D) Stud (1/2 x 4-3/4" NF)
71 741720M1 15 (D) Bolt (1/2 x 4-7/16" NF, Hex.)
72 1446988X1 17 (D) Washer (17/32 x 7/8 x 7/64")
73 376672X1 2 (D) Nut (1/2" NF, Hex.) (Perkins No. 33221322)
365873X1 14 Bolt (7/16 x 1-1/4" NC, Special) (Adapter To Transmission)
353706X1 1 Bolt (7/16" x 2" NC, Hex.) (Transmission To Adapter)

5. Massey Ferguson
1085 TRACTOR 651326
CYLINDER BLOCK Page2
Item Part Number Qty Description
355645X1 1 Nut (7/16" NC, Hex.) (Transmission To Adapter)
****************************************
(A) - Used Engine Serial Number
318UA15654L And Up.
(B) - Used Prior To Engine Serial Number
318UA15654L.
(C) - Includes Cylinder Block, Liners,
Crankshaft And Bearings, Connecting Rods
And Bearings, Piston And Piston Rings.
(D) - Used Engine Serial Number
318UA15149 Only.

6. 1085 TRACTOR
17
18
14
12
16
20
8
8 22
21
1010
11
11
4
4
4
6
6
7
26
26
26
28
28
29
29
19 23
3
3
3
5
5
13
9
9
25
27
27
27
Ref 5 Page 5

7. Massey Ferguson
1085 TRACTOR 651326
CRANKSHAFT AND BEARINGS, FLYWHEEL Page5
Item Part Number Qty Description
742183M91 1 (A) Crankshaft Kit (Perkins No. 89090)
738720M91 1 (B) Crankshaft Kit (Perkins No. 86790)
736153M91 1 Insert Kit, Main Bearing (Standard) (Perkins No. 83392)
3 3 (C) Insert
4 3 (C) Insert
5 2 (C) Insert
6 2 (C) Insert
7 736878M91 1 Insert Set, Rod Bearing (Standard) (Perkins No. 85041)
8 735337M1 2 Washer (Perkins No. 31137311)
9 735338M1 2 Washer (Perkins No. 31137321)
7 736879M91 1 Insert Set, Rod Bearing (-.010") (Perkins No. 85041A)
736880M91 1 Insert Set, Rod Bearing (-.020") (Perkins No. 85041B)
736881M91 1 Insert Set, Rod Bearing (-.030") (Perkins No. 85041C)
10 735742M1 2 Washer (+.007") (Perkins No. 31137312)
11 735743M1 2 Washer (+.007") (Perkins No. 33137322)
12 734637M1 1 Gear, Crankshaft (Perkins No. 33165392)
13 733048M1 1 Slinger, Oil (Perkins No. 33157516)
14 739474M1 1 Pulley, Crankshaft (Perkins No. 33152912)
16 2196X 1 Key (1/4 x 7/8" Woodruff) (Perkins No. 0500012)
17 376184X1 1 Bolt, Pulley Retaining (Perkins No. 32162318)
18 376177X1 1 Washer, Pulley Retaining (Perkins No. 33125124)
19 741639M91 1 (A) Flywheel (Perkins No. 41117023)
738025M91 1 (B) Flywheel (Perkins No. 41112423)
20 731988M1 1 Ring, Starter (Perkins No. 0410264)
21 353593X1 6 Bolt (1/2 x 1-1/4" NF, Hex.)
22 731192M1 3 Lock (Perkins No. 0921062)
23 832953M3 1 Bearing, Pilot
25 736223M91 1 Insert Kit, Main Bearing (-.010") (Perkins No. 83392A)
26 3 (D) Insert
27 3 (D) Insert
28 2 (D) Insert
29 2 (D) Insert
25 736224M91 1 Insert Kit, Main Bearing (-.020") (Perkins No. 83392B)
26 3 (E) Insert
27 3 (E) Insert
28 2 (E) Insert
29 2 (E) Insert
25 736225M91 1 Insert Kit, Main Bearing (-.030") (Perkins No. 83392C)
26 3 (F) Insert
27 3 (F) Insert
28 2 (F) Insert
29 2 (F) Insert
****************************************
(A) - Used Engine Serial Number
318UA15654L And Up.
(B) - Used Prior To Engine Serial Number
318UA15654L.
(C) - For Repairs Order 736153M91.
(D) - For Repairs Order 736223M91.
(E) - For Repairs Order 736224M91.
(F) - For Repairs Order 736225M91.

8. 1085 TRACTOR
3
7
6
108
1
2
4
5
9
60
62
6361 64
65 65 65
15
16
17
19
18
29
30 30
38
35
36
40
51
51
51
50
28
24
22
22
20
21
23
57
25
26
46
49
3948
37
45
47 56
55
59
58
Ref 6 Page 6

9. Massey Ferguson
1085 TRACTOR 651326
CAMSHAFT, TIMING GEARS AND HOUSING Page6
Item Part Number Qty Description
1 733079M1 1 Camshaft (Perkins No. 31415251)
2 733080M1 1 Plate, Thrust (Perkins No. 36174119)
3 1501332M1 1 Key, Camshaft
4 732932M1 1 Gear, Camshaft (Perkins No. 31165411)
5 734182M1 1 Plate, Retaining (Perkins No. 33153128)
6 353517X1 2 Bolt (5/16 x 3/4" NF, Hex.) (Perkins No. 0746254)
7 353446X1 2 Washer (5/16" Lock)
8 376075X1 1 Bolt (1/2 x 1" NF, Special) (Perkins No. 32161209)
9 734276M1 1 Washer, Tab (Perkins No. 31733121)
10 734663M1 1 Shim, Washer (Perkins No. 33115408)
15 736696M2 1 Cover, Front, Timing Gear Housing (Perkins No. 37166682)
16 732942M1 1 Gasket, Cover (Perkins No. 33825415)
17 732941M1 1 Cover, Inspection
18 353501X1 5 Bolt (1/4 x 1/2" NF, Hex.) (Perkins No. 0746051)
19 376055X1 5 Washer (1/4 x 7/16 x 1/16" Aluminum) (Perkins No. 2411151)
20 353518X1 16 Bolt (5/16 x 7/8" NF, Hex.) (Perkins No. 0746255)
21 733912M1 1 Stud (5/16 x 1-1/4" NF) (Perkins No. 0826210)
22 353446X1 17 Washer (5/16" Lock)
23 353916X1 1 Nut (5/16" NF, Hex.) (Perkins No. 0576002)
24 1447024M1 1 Seal, Oil, Front Cover (Perkins No. 2415346)
25 738388M1 1 Bracket, Timing (Perkins No. 36455316)
26 353519X1 2 Bolt (5/16 x 1" NF, Hex) (Perkins No. 0746211)
28 736709M91 1 Pipe Assembly, Oil Spray (Perkins No. 35521176)
29 731293M1 1 Bolt, Banjo (Perkins No. 0995345)
30 375753X1 2 Washer, Seal (Perkins No. 0921168)
35 732922M91 1 Gear Assembly, Idler (Perkins No. 41115014)
36 732929M1 1 Bushing, Idler Gear (Perkins No. 2511483)
37 732925M1 1 Hub, Idler Gear (Perkins No. 33426509)
38 733115M1 1 Plate, Retaining (Perkins No. 33153123)
39 731868M1 3 Stud (3/8" NF x 3-5/16") (Perkins No. 0826456)
40 357558X1 3 Nut (3/8" NF, Hex., Lock)
45 739169M91 1 Housing, Timing Gear (Perkins No. 41422937)
46 733734M1 1 Gasket, Front Cover To Housing (Perkins No. 36813134)
47 732935M1 1 Gasket, Timing Gear Housing To Block (Perkins No. 36814118)
48 353518X1 2 Bolt (5/16 x 7/8" NF, Hex.) (Perkins No. 0746255)
49 353519X1 7 Bolt (5/16 x 1" NF, Hex) (Perkins No. 0746211)
50 353521X1 2 Bolt (5/16 x 1-1/4" NF, Hex) (Perkins No. 0096231)
51 353446X1 11 Washer (5/16" Lock)
55 733959M1 1 Plate, Cover (Perkins No. 37556142)
56 736705M1 1 Gasket, Cover Plate (Perkins No. 36861436)
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.) (Perkins No. 2238153)
60 535126M92 1 (A) Angle, Drive, Tachometer
61 358099X1 2 Bolt (1/4 x 7/8" NF, Socket Hd.)
62 1853145M1 1 (B) Angle, Drive, Tachometer (Order 1853144M1)
63 353508X1 1 Bolt (1/4 x 1-3/8" NF, Hex.)
64 353502X1 1 Bolt (1/4 x 5/8" NF, Hex.) (Perkins No. 0746052)
65 353441X1 3 Washer (1/4" Lock) (Perkins No. 0920052)
****************************************
(A) - Used Tractor Serial Number 9B51356
And Up.
(B) - Used Prior To Tractor Serial
Number 9B51356.

10. 1085 TRACTOR
5
6
6
7
4
3
2
1
24
12
15
8
13
16
14
23
22
21
Ref 9 Page 9

11. Massey Ferguson
1085 TRACTOR 651326
PISTONS, RINGS, CONNECTING RODS AND BEARINGS Page9
Item Part Number Qty Description
1 738106M91 4 Piston (Perkins No. 86716)
2 1 Pin (Order 738106M91)
3 375778X1 2 Ring (Perkins No. 0170037)
4 738108M91 4 Ring Set (Single Piston) (Perkins No. 86754)
5 1 Ring (Order 738108M91)
6 2 Ring (Order 738108M91)
7 1 Ring (Order 738108M91)
8 739643M1 4 Liner (Perkins No. 31358522)
12 739080M91 4 Rod (Perkins No. 86812)
13 731459M1 2 Bolt (Perkins No. 0745065)
14 731460M1 2 Washer (Perkins No. 0920794)
15 1 Bushing (Order 732985M91 Bushing Set)
16 734663M1 2 Shim (Perkins No. 33115408)
21 736878M91 1 Insert Set (Standard) (Perkins No. 85041)
22 4 Insert (Order 736878M91)
23 4 Insert (Order 736878M91)
21 736879M91 1 Insert Set (-.010") (Perkins No. 85041A)
22 4 Insert (Order 736879M91)
23 4 Insert (Order 736879M91)
21 736880M91 1 Insert Set (-.020") (Perkins No. 85041B)
22 4 Insert (Order 736880M91)
23 4 Insert (Order 736880M91)
21 736881M91 1 Insert Set (-.030") (Perkins No. 85041C)
22 4 Insert (Order 736881M91)
23 4 Insert (Order 736881M91)
24 732985M91 1 Bushing Set (Perkins No. 59608)

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13. 1085 TRACTOR
53
54
55
58 57 59 67 65
65
52
50
51
19
62 26
64
64
23
23
23
23
6160
24
24
24
36
37
21 21
21 21
21
21
21
21
25
25
25
25
22
7
8
8 6
4
5
63
28
29
27
14
13
11
12
10
9
33
32
15
23
1
38
39
40
35
34
203031
Ref 10 Page 10

14. Massey Ferguson
1085 TRACTOR 651326
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" Pipe Sckt. Hd.)
3 738094M1 8 Guide, Valve (Perkins No. 33432532)
4 732736M1 1 Plate, Cover (Perkins No. 0240223)
5 731498M1 1 Gasket, Cover To Head (Perkins No. 0490253)
6 353536X1 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 (Perkins No. 31744131)
12 735521M1 8 Spring, Valve (Perkins No. 31745121)
13 733307M1 8 Cap, Spring Guide (Perkins No. 33423122)
14 736453M1 8 Lock (Set Of 2) (Perkins No. 33173108)
15 741721M1 1 Gasket, Head (Perkins No. 36812337)
736502M1 AR Insert, Exhaust (Repairs Only) (Perkins No. 33152139)
19 740214M91 1 Shaft Assembly, Rocker (Perkins No. 85835)
20 731330M1 2 Plug, Rockershaft (Perkins No. 0650507)
21 740111M91 8 Lever Assembly (Perkins No. 4115445)
22 895748M1 8 Bushing, Lever (Perkins No. 2511425)
23 739512M1 4 Spacer, Lever (Perkins No. 33143315)
24 739508M1 3 Spring, Lever (Perkins No. 31744202)
25 739229M1 4 Bracket, Rockershaft (Perkins No. 37521401)
26 739513M1 4 Shim, Rockershaft (Perkins No. 33117426)
27 731868M1 4 Stud, Bracket To Head (Perkins No. 0826456)
28 739289M1 4 Nut, Rockershaft Stud (Perkins No. 33287331)
29 363861X1 2 "E" Ring, Retaining
30 739514M1 2 Washer, Retaining (Perkins No. 33117427)
31 353213X1 2 Ring, Snap
32 731426M1 8 Tappet (Perkins No. 0860009)
33 739238M1 8 Rod, Push (Perkins No. 31434312)
34 731516M1 8 Screw, Tappet Adjuster (Perkins No. 0720579)
35 353430X1 8 Nut (3/8" NF, Half Hex.)
36 739517M91 1 Pipe Assembly, Oil (Perkins No. 35521185)
37 350029X1 1 Screw (#10 - 32 x 1/2" Hex., w/Ext. "L" Washer)
38 22113X 1 Nut, Oil Feedpipe
39 22114X 1 Sleeve, Oil Feedpipe
40 364299X1 1 Connection, Oil Feedpipe
50 741065M91 1 Cover, Valve (Perkins No. 37188575)
51 732201M1 1 Gasket, Cover To Head (Perkins No. 0490770)
52 741062M1 1 Bolt (3/8" NF, Special) (Perkins No. 32187111)
53 354228X1 3 Bolt (3/8 x 1/2" NF, Hex.) (Perkins No. 2182110)
54 739178M1 4 Retainer (Perkins No. 33157146)
55 739182M1 4 Washer (Perkins No. 33812118)
57 740844M1 1 (A) Pipe, Breather (Perkins No. 33872524)
741134M1 1 (B) Pipe, Breather (Perkins No. 33872521)
58 832714M1 2 Clamp
59 741135M1 1 (B) Clip, Breather Pipe (Perkins No. 0180183)
60 741063M1 1 Stay, Breather Pipe (Perkins No. 35731154)
61 1440275X1 1 (A) Washer
62 353536X1 1 Bolt (3/8 x 3/4" NF, Hex.) (Perkins No. 0746452)
63 353538X1 2 Bolt (3/8 x 1" NF, Hex.)
64 353434X1 3 Washer (3/8" Lock)
65 353431X1 1 Nut (3/8" NF, Hex.)
67 742215M1 1 Spring, Breather Pipe (Perkins No. 31754117)
****************************************
(A) - Used Engine Serial Number
318UA15045 And Up.
(B) - Used Prior To Engine Serial Number
318UA15045.