This document provides a parts list and descriptions for engine installations on Massey Ferguson 4225, 4235, and 4240 tractors. It includes 38 items ranging from engines and alternators to crankshafts, pistons, and connecting rods. Each item lists the part number, quantity, description, and any relevant comments. Footnotes provide additional information on some part applications.

1. MF 4225 / 4235 / 4240 TRACTORS - |---> K37009 - 819917
3-XA02-016-A
22
23 31
24
24
14
21
15
17
37 27
136 25
30
29
26 28
16
38 3
34 20
13
12
32
4 33
9 8 7
10
6
3511
18
19 5
2
Ref XA023016-1 Page 010-0015

2. Massey Ferguson
4225 / 4235 / 4240 TRACTORS - |---> K37009 - 819917 819917
Engine Installation - With Alternator "45 Amp" & "80 Amp" Page010-0015
Item Part Number Qty Description Comments
1 3819790M91 1 Engine [I]
MF 4225
"BLUE"
PEL - LM31320
3819792M91 1 Engine [B,I]
MF 4225
"BLUE"
PEL - LM31325
3819791M91 1 Engine [A,I]
MF 4225
"BLUE"
PEL - LM31290
3819793M91 1 Engine [A,B,I]
MF 4225
"BLUE"
PEL - LM31324
3819794M92 1 Engine [I]
MF 4235
"BLUE"
PEL - LM31319
3819796M92 1 Engine [B,I]
MF 4235
"BLUE"
PEL - LM31327
3819795M92 1 Engine [A,I]
MF 4235
"BLUE"
PEL - LM31291
3819797M92 1 Engine [A,B,I]
MF 4235
"BLUE"
PEL - LM31326
3819798M92 1 Engine [I]
MF 4240
"BLUE"
PEL - LM31295
2 4222707M91 1 Short Engine "BLUE"
3 828123M2 1 Bearing Assy
4 3615542M3 1 Support
5 353501X1 2 Screw Unf 1/4-28 X 1/2"
6 3808704M1 1 V Belt
3808705M1 1 Kit, Belt [A]
MF 4225-4235
3810420M1 1 Kit, Belt [A,B]
MF 4225-4235
1688988M1 1 V Belt [B]
MF 4225-4235
7 3808701M1 1 Spacer A = 77,2MM
4224232M1 1 Extension A = 13,7MM
8 1695933M1 1 Fan [B]
MF 4225-4235
3814373M1 1 Fan MF 4225
DIAMETER 16" (406MM)
9 375703X1 4 Washer 5/16"
10 354226X1 4 Bolt Unf 5/16"-24
354497X1 4 Bolt Unf [B]
MF 4225-4235
5/16-24 X 3.1/4"
353523X1 4 Bolt Unf 5/16-24 X 1.1/4"
11 3808702M1 1 Fan
12 3824305M91 1 Bracket
13 390734X1 2 Washer M10
14 1 Alternator [E,G]
80A
SEE PAGE - REFERENCE NUMBER 010-0030/1
1 Alternator [D,E,C]
45A
SEE PAGE - REFERENCE NUMBER 010-0025/1
15 3904367M1 1 Fan (14)
16 3823657M1 1 Pulley [G]
AV10 /28.5
17 3904370M91 1 Kit, Nut (14)

3. Massey Ferguson
4225 / 4235 / 4240 TRACTORS - |---> K37009 - 819917 819917
Engine Installation - With Alternator "45 Amp" & "80 Amp" Page010-0015
Item Part Number Qty Description Comments
18 3817057M1 2 Hose Clip MF 4235
LM31291-LM31319
LM31326-LM31327
18 3817057M1 2 Hose Clip MF 4240
LM31295
19 3824106M1 1 Hose MF 4235
LM31291-LM31319
LM31326-LM31327
LENGHT 650MM
19 3824106M1 1 Hose MF 4240
LM 31295
LENGHT 650MM
20 3821397M1 1 O Ring
21 3807617M2 1 Bracket
22 339387X1 1 Screw Metric M8 X 30
23 391039X1 1 Washer Metric 8
24 339169X1 3 Nut M8
25 339337X1 1 Hex. Sock. Screw M8 X 30
26 390972X1 2 Washer Metric M8
27 339010X1 1 Bolt Metric M8 X 40
28 391005X1 1 Stud M10 X 25
29 390734X1 1 Washer 10
30 339402X1 1 Nut M10
31 736045M1 1 Lever [B]
(1)
32 4222720M1 3 Stud [B]
(1)
33 3637221M1 3 Nut [B]
(1)
34 3009492X1 2 Hex. Sock. Screw M10 X 25
35 518826M1 1 Union MF 4235
LM31291-LM31319
LM31326-LM31327
35 518826M1 1 Union MF 4240
LM31295
36 3823659M1 1 Spacer [D,C]
THICKNESS 7MM
37 3823660M1 1 Spacer [D,C]
THICKNESS 5,5MM
38 3823655M1 1 Pulley [D]
AV13 /16,5
FOOTNOTE [A] WITH AIR CONDITIONING
FOOTNOTE [B] FOR HIGH VISIBILITY TRACTOR
FOOTNOTE [C] VALID EQUALLY FOR JAPANESE MARKET
FOOTNOTE [D] FOOTSTEP TRACTOR
FOOTNOTE [E] ORDER DETAIL
FOOTNOTE [F] ORDER ASSEMBLY
FOOTNOTE [G] TRACTOR WITH CAB
FOOTNOTE [I] OIL FILTER AND FLYWHEEL ARE NOT INCLUDE IN THE ENG INE ASSEMBLY

4. MF 4225 / 4235 / 4240 TRACTORS - |---> K37009 - 819917
3-XC35-003-A
1
8
6
2
3
7
11
13
12
9
5
10
4
Ref XC353003-1 Page 010-0035

5. Massey Ferguson
4225 / 4235 / 4240 TRACTORS - |---> K37009 - 819917 819917
Alternator - ISKRA - 120 Amp Page010-0035
Item Part Number Qty Description Comments
1 3823654M2 1 Alternator AAK5189 14V 120A
2 1 Nose (1)
NOT SERVICED, ORDER REF. 1
3 3904379M91 1 Kit, Bearing (2)
4 1 Stator (1)
NOT SERVICED, ORDER REF. 1
5 3904380M91 1 Kit, Bolt (1)
6 1 Rotor (1)
NOT SERVICED, ORDER REF. 1
7 3904381M91 1 Kit, Nut (1)
8 3904382M91 1 Kit, Bearing (1)
9 3903829M91 1 Rectifier (1)
REPLACE AND REPAIR.OLD INTERCHANGEABLE WITH NEW 3904383M91
10 1 Rear Cover Assy. (1)
NOT SERVICED, ORDER REF. 1
11 3904384M1 1 Cover (1)
12 3904385M91 1 Regulator (1)
13 1 Kit, Brush (12)
NOT SERVICED, ORDER REF. 12

6. MF 4225 / 4235 / 4240 TRACTORS - |---> K37009 - 819917
3-XC51-001-A
6
16
15
4
1
5
10
10
11
9
83
2
7
14
13
12
Ref XC513001-1 Page 010-0040

7. Massey Ferguson
4225 / 4235 / 4240 TRACTORS - |---> K37009 - 819917 819917
Starter - ISKRA - 3 KW Page010-0040
Item Part Number Qty Description Comments
1 3821818M91 1 Startermotor [A]
AZF 4520 12V
2 1 Housing (1)
NOT SERVICED, ORDER REF. 1
3 3903761M1 1 Bearing (2)
4 3904359M91 1 Kit, Solenoid (1)
5 3904360M1 1 Drive Gear (1)
6 3904361M91 1 Kit, Lever (1)
7 1 Reducer (1)
NOT SERVICED, ORDER REF. 1
8 1 Rotor (1)
NOT SERVICED, ORDER REF. 1
9 3904362M91 1 Kit, Bearing (1)
10 3904363M91 1 Parts Pack (1)
11 1 Stator (1)
NOT SERVICED, ORDER REF. 1
12 3904364M91 1 Holder (1)
13 3904365M91 1 Kit, Brush (12)
14 1 Cover (1)
NOT SERVICED, ORDER REF. 1
15 3786093M1 1 Protector
16 3786092M1 1 Nut M10
FOOTNOTE [A] THE APPROPRIATE SAFETY DECALS MUST BE ORDERED AND FITTED TO THIS PART

8. MF 4225 / 4235 / 4240 TRACTORS - |---> K37009 - 819917
3-XA10-009-B
1
1
1
925
10
11
12
13
14
24
15
2
23
3
21
224
20
19
18
26
2717
16 28
7
5 6 8
Ref XA103009-1 Page 010-0060

9. Massey Ferguson
4225 / 4235 / 4240 TRACTORS - |---> K37009 - 819917 819917
Cylinder Block - "BLUE" - See Section 10-15 For PERKINS Build List Page010-0060
Item Part Number Qty Description Comments
1 4222308M91 1 Cylinder Block
2 4222012M1 2 Plug (1)
3 363819X1 2 Plug (1)
4 4222017M1 1 Bush (1)
5 1476108X1 10 Screw (1)
6 733072M1 10 Ring (1)
7 376616X1 4 Bush (1)
8 348281X1 4 Screw (1)
9 4224555M1 1 Washer (1)
10 376180X1 1 Plug (1)
11 746259M1 2 Plug (1)
12 4222043M1 1 Plug (1)
13 1476282X1 1 Plug (1)
14 3637333M1 4 Liner [A]
(1)
3637334M1 X Liner [B]
15 736868M1 1 Plug (1)
16 3641736M1 1 Plug (1)
DIAMETER 25,971+/-0,063MM
17 731354M1 5 Plug (1)
DIAMETER 32,397+/-0,114MM
18 731996M1 1 Plug
19 4223587M1 1 Joint
20 4224532M1 1 Housing
21 376670X1 1 Plug
22 3641756M1 2 Screw
23 731947M1 2 Dowel
24 3637011M1 12 Screw M8 X 25
25 4224501M1 1 Head Gasket REPLACE AND REPAIR.OLD NOT INTERCHANGEABLE WITH NEW 4222534M1
26 748416M1 1 Plate
27 3638696M1 1 Joint
28 3641755M1 2 Screw M8 X 16
FOOTNOTE [A] PRESS FIT
FOOTNOTE [B] SLIP FIT

10. MF 4225 / 4235 / 4240 TRACTORS - |---> K37009 - 819917
3-XA11-012-B
5
23
84
2
1 11
7
10
10
3 9
6
13
12
14 15
16
21 20
17
19 18
24
22
Ref XA113012-1 Page 010-0065

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12. Massey Ferguson
4225 / 4235 / 4240 TRACTORS - |---> K37009 - 819917 819917
Crankshaft, Pistons And Connecting Rods - M.F 4225-4235 - "BLUE" - See Section 10-15 For PERKINS
Build List
Page010-0065
Item Part Number Qty Description Comments
1 3637034M91 4 Kit, Conrod
2 1 Conrod (1)
NOT SERVICED, ORDER REF. 1
3 1 Cap (1)
NOT SERVICED, ORDER REF. 1
4 733767M1 1 Bush (1)
5 4222485M1 2 Screw (1)
1/2-20 X 3
6 3637030M1 2 Nut (1)
7 4222821M1 2 Sleeve (1)
8 3641254M91 4 Kit, Piston
9 1 Pin (8)
NOT SERVICED, ORDER REF. 8
10 376131X1 2 Clip (8)
11 1 Piston (8)
NOT SERVICED, ORDER REF. 8
12 3637401M91 1 Kit, Crankshaft
13 736950M91 1 Kit, Bearing [A]
(12)
736951M91 X Kit, Bearing [A]
THICKNESS (-) 0,25MM
736952M91 X Kit, Bearing [A]
THICKNESS (-) 0,50MM
736953M91 X Kit, Bearing [A]
THICKNESS (-) 0,75MM
14 747128M1 2 Thrust Washer (12)
735742M1 X Washer THICKNESS (+) 0,19MM
15 1 Crankshaft (12)
NOT SERVICED, ORDER REF. 12
16 735168M91 1 Kit, Bearing [A]
(12)
735169M91 X Kit, Bearing [A]
THICKNESS (-) 0,25MM
735170M91 X Kit, Bearing [A]
THICKNESS (-) 0,50MM
735171M91 X Kit, Bearing [A]
THICKNESS (-) 0,75MM
17 747129M1 2 Thrust Washer (12)
735743M1 X Washer THICKNESS (+) 0,19MM
18 3638115M1 1 Thrust Block (12)
19 3638113M1 3 Screw (12)
20 734749M1 1 Gear
21 70905845 1 Key
22 747631M1 1 Pulley,Crank [B]
23 4222053M91 4 Kit, Piston Ring
24 3638098M1 1 Pulley
FOOTNOTE [A] PRE-FINISHED
FOOTNOTE [B] WITH AIR CONDITIONING

13. MF 4225 / 4235 / 4240 TRACTORS - |---> K37009 - 819917
3-XA11-007-C
5
11
74
2
1 8
10
10
3 9
6
1312
14 15
16
2021
22
17
19 18
Ref XA113007-1 Page 010-0070

14. Massey Ferguson
4225 / 4235 / 4240 TRACTORS - |---> K37009 - 819917 819917
Crankshaft, Pistons And Connecting Rods - M.F 4240 Page010-0070
Item Part Number Qty Description Comments
1 3637034M91 4 Kit, Conrod
2 1 Conrod (1)
NOT SERVICED, ORDER REF. 1
3 1 Cap (1)
NOT SERVICED, ORDER REF. 1
4 733767M1 1 Bush (1)
5 4222485M1 2 Screw (1)
1/2-20 X 3
6 3637030M1 2 Nut (1)
7 3641254M91 4 Kit, Piston
8 1 Piston (7)
NOT SERVICED, ORDER REF. 7
9 1 Pin (7)
NOT SERVICED, ORDER REF. 7
10 376131X1 2 Clip (7)
11 4222053M91 4 Kit, Piston Ring
12 3637401M91 1 Kit, Crankshaft
13 736950M91 1 Kit, Bearing [A]
(12)
736951M91 X Kit, Bearing [A]
THICKNESS (-) 0,25MM
736952M91 X Kit, Bearing [A]
THICKNESS (-) 0,50MM
736953M91 X Kit, Bearing [A]
THICKNESS (-) 0,75MM
14 747128M1 2 Thrust Washer (12)
735742M1 X Washer THICKNESS (+) 0,19MM
15 1 Crankshaft (12)
NOT SERVICED, ORDER REF. 12
16 735168M91 1 Kit, Bearing [A]
(12)
735169M91 X Kit, Bearing [A]
THICKNESS (-) 0,25MM
735170M91 X Kit, Bearing [A]
THICKNESS (-) 0,50MM
735171M91 X Kit, Bearing [A]
THICKNESS (-) 0,75MM
17 747129M1 2 Thrust Washer (12)
735743M1 X Washer THICKNESS (+) 0,19MM
18 3638115M1 1 Thrust Block (12)
19 3638113M1 3 Screw (12)
20 734749M1 1 Gear
21 70905845 1 Key
22 3638098M1 1 Pulley
FOOTNOTE [A] PRE-FINISHED

15. MF 4225 / 4235 / 4240 TRACTORS - |---> K37009 - 819917
3-XA12-002-A
19
18
17
16
15
242114
25
20 26
22
5 6
4
3
7
828 2 1
9
1027
11
13 12
23
Ref XA123002-1 Page 010-0075