1. The document provides parts lists and technical specifications for cylinder blocks, crankshafts, pistons, and connecting rods for Massey Ferguson 4225, 4235, and 4240 tractors. 2. It lists over 40 individual parts with part numbers, quantities, descriptions, and other identifying information. Footnotes provide additional details on some part specifications. 3. The parts lists are broken into sections based on the specific tractor model and engine build details, with references to other sections for additional information.

1. MF 4225 / 4235 / 4240 TRACTORS - --->| K37008 - 819901
3-XA10-002-B
25
1
1
1
9
10
11
12
13
24
23
14 22
15
2
3
29
4 21
19
20
18
26
2717
16 28
7
6 85
Ref XA103002-1 Page 010-0065

2. Massey Ferguson
4225 / 4235 / 4240 TRACTORS - --->| K37008 - 819901 819901
Cylinder Block - "BLUE" - See Section 10-15 For PERKINS Build List Page010-0065
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 3638664M1 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 3640868M91 1 Housing
21 1447691M1 1 Seal (20)
22 3641756M1 2 Screw
23 731947M1 2 Dowel
24 3637011M1 12 Screw M8 X 25
25 4222534M1 1 Head Gasket
26 748416M1 1 Plate
27 3638696M1 1 Joint
28 3641755M1 2 Screw M8 X 16
29 376670X1 1 Plug
4223072M1 2 Plug [C]
UP TO SERIAL OR ENGINE NUMBER 02-2000
FOOTNOTE [A] PRESS FIT
FOOTNOTE [B] SLIP FIT
FOOTNOTE [C] WITH WET CLUTCH

3. MF 4225 / 4235 / 4240 TRACTORS - --->| K37008 - 819901
3-XA10-006-D
1
1
31 25 27 28 2944
232
33
30343
43 35
364
5
6 40
7
398
38
26
37
41
24
9
1514
23
20
1721
1612 18
42
10 1913 22
11
Ref XA103006-1 Page 010-0070

4. Massey Ferguson
4225 / 4235 / 4240 TRACTORS - --->| K37008 - 819901 819901
Cylinder Block - "GREEN" - See Section 10-20 For PERKINS Build List Page010-0070
Item Part Number Qty Description Comments
1 4222818M91 1 Kit,Cyl.Block
2 4222129M1 4 Liner [A]
(1)
3 1476282X1 1 Plug (1)
4 376670X1 1 Plug
5 746259M1 4 Plug (1)
6 3638435M1 2 Screw (1)
MF 4225
M8 X 20
3641755M1 2 Screw (1)
M8 X 16
7 748416M1 1 Plate (1)
8 3638696M1 1 Joint (1)
9 4222017M1 1 Bush (1)
10 1476108X1 10 Screw (1)
11 733072M1 10 Ring (1)
12 376616X1 4 Bush (1)
13 348281X1 4 Screw (1)
14 4224385M91 4 Jet (1)
15 4222512M1 1 Dowel (14)
16 3637005M91 4 Valve (1)
17 3637006M1 1 Ball (16)
18 748149M1 1 Spring (16)
19 3637007M1 1 Retainer (16)
20 731996M1 1 Plug
21 731354M1 1 Plug (1)
DIAMETER 32,397+/-0,114MM
22 3641736M1 1 Plug (1)
DIAMETER 25.971+/-0.063
23 731354M1 1 Plug (1)
24 363819X1 1 Plug (1)
25 4222439M1 2 Dowel (1)
26 376670X1 1 Plug
27 746259M1 2 Plug (1)
28 3638664M1 1 Washer (1)
29 376180X1 1 Plug (1)
30 4222043M1 1 Plug (1)
31 3638424M1 4 Screw (1)
M10 X 25
32 4222048M1 1 Plate (1)
33 3638708M1 1 Joint (1)
34 736868M1 1 Plug (1)
35 3637011M1 12 Screw M8 X 25
36 3641756M1 2 Screw
37 3640868M91 1 Housing
38 1447691M1 1 Seal (37)
39 731947M1 2 Dowel
40 4223587M1 1 Joint
41 4223072M1 1 Plug [B]
UP TO SERIAL OR ENGINE NUMBER 02-2000
42 731856M1 1 Plug (1)
DIAMETER 25,971+/-0,063MM
43 4222012M1 4 Plug (1)
44 363819X1 1 Plug (1)
FOOTNOTE [A] PRESS FIT
FOOTNOTE [B] WITH WET CLUTCH

5. MF 4225 / 4235 / 4240 TRACTORS - --->| K37008 - 819901
3-XA10-007-C
1
1
31
28 2922 25
32
301333
12 3 26
274
395
42 41
38
43
6
372
8 36
34 7 35
9 24
151423
20 17
21
16 18
40
19
10 11
Ref XA103007-1 Page 010-0075

6. Massey Ferguson
4225 / 4235 / 4240 TRACTORS - --->| K37008 - 819901 819901
Cylinder Block - M.F 4235 "GREEN" - AR31434-AR31435 NORTH AMERICA Page010-0075
Item Part Number Qty Description Comments
1 4222945M91 1 Kit,Cyl.Block
2 731354M1 1 Plug (1)
3 1476282X1 1 Plug
4 4222012M1 1 Plug (1)
5 746259M1 1 Plug (1)
6 3638435M1 2 Screw M8 X 20
7 748416M1 1 Plate
8 3638696M1 1 Joint
9 4222017M1 1 Bush (1)
10 1476108X1 10 Screw (1)
11 733072M1 10 Ring (1)
12 4223072M1 2 Plug (1)
13 736868M1 1 Plug (1)
14 4224385M91 1 Jet (1)
15 4222512M1 1 Dowel (14)
16 3637005M91 1 Valve (1)
17 3637006M1 1 Ball (16)
18 748149M1 1 Spring (16)
19 3637007M1 1 Retainer (16)
20 731354M1 5 Plug (1)
DIAMETER 32,397+/-0,114MM
21 4223859M1 1 Plug (1)
22 363819X1 2 Plug (1)
23 731996M1 1 Plug
24 363819X1 1 Plug (1)
25 746259M1 2 Plug (1)
26 3637011M1 12 Screw M8 X 25
27 3641756M1 2 Screw
28 3638664M1 1 Washer (1)
29 376180X1 1 Plug (1)
30 4222043M1 1 Plug (1)
31 3638424M1 4 Screw (1)
M10 X 25
32 4222048M1 1 Plate (1)
33 3638708M1 1 Joint (1)
34 742475M1 1 Plug (1)
35 3640868M91 1 Housing
36 1447691M1 1 Seal (35)
37 731947M1 2 Dowel
38 4223587M1 1 Joint
39 376670X1 1 Plug
40 376670X1 1 Plug (1)
41 Not Used
42 Not Used
43 4222947M1 3 Plug (1)

7. MF 4225 / 4235 / 4240 TRACTORS - --->| K37008 - 819901
3-XA11-003-B
5
28
84
2
1 11
7
10
10
3 9
25 6
26
13
12
14 15
24
23
16
21 20
17
19 18
22 27
Ref XA113003-1 Page 010-0080

8. Massey Ferguson
4225 / 4235 / 4240 TRACTORS - --->| K37008 - 819901 819901
Crankshaft, Pistons And Connecting Rods - M.F 4225-4235 - "BLUE" - See Section 10-15 For PERKINS
Build List
Page010-0080
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 3819725M1 6 Washer UP TO SERIAL OR ENGINE NUMBER 02-10-98
REPLACE AND REPAIR.OLD INTERCHANGEABLE WITH NEW 745365M1
24 3819722M1 6 Bolt Unf UP TO SERIAL OR ENGINE NUMBER 02-10-98
REPLACE AND REPAIR.OLD INTERCHANGEABLE WITH NEW 375763X1
3713982M1 6 Screw FROM SERIAL OR ENGINE NUMBER 03-10-98
REPLACE AND REPAIR.OLD INTERCHANGEABLE WITH NEW 375833X1
25 3819666M91 1 Flywheel REPLACE AND REPAIR.OLD INTERCHANGEABLE WITH NEW 742106M91
3819668M91 1 Flywheel [D]
UP TO SERIAL OR ENGINE NUMBER 01-06-2000
3819668M91 1 Flywheel [E]
UP TO SERIAL OR ENGINE NUMBER J46101
REPLACE AND REPAIR.OLD INTERCHANGEABLE WITH NEW 4223465M91
3820953M91 1 Flywheel [E]
FROM SERIAL OR ENGINE NUMBER J46102
26 3819719M1 1 Annular Gear (25)
REPLACE AND REPAIR.OLD INTERCHANGEABLE WITH NEW 731008M1
27 3638098M1 1 Pulley
28 4222053M91 4 Kit, Piston
Ring
FOOTNOTE [A] PRE-FINISHED
FOOTNOTE [B] WITH AIR CONDITIONING
FOOTNOTE [C] FOR HIGH VISIBILITY TRACTOR
FOOTNOTE [D] WITH WET CLUTCH

9. Massey Ferguson
4225 / 4235 / 4240 TRACTORS - --->| K37008 - 819901 819901
Crankshaft, Pistons And Connecting Rods - M.F 4225-4235 - "BLUE" - See Section 10-15 For PERKINS
Build List
Page010-0080
Item Part Number Qty Description Comments
FOOTNOTE [E] WITH POWERSHUTTLE TRANSMISSION

10. MF 4225 / 4235 / 4240 TRACTORS - --->| K37008 - 819901
3-XA11-007-B
5
11
74
2
1 8
10
10
3 9
25 6
26
1312
14 15
24
23
16
21 20
17
19 18
22
Ref XA113007-1 Page 010-0085

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12. Massey Ferguson
4225 / 4235 / 4240 TRACTORS - --->| K37008 - 819901 819901
Crankshaft, Pistons And Connecting Rods - M.F 4240 Page010-0085
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
23 3819725M1 6 Washer REPLACE AND REPAIR.OLD INTERCHANGEABLE WITH NEW 745365M1
24 3819722M1 6 Bolt Unf REPLACE AND REPAIR.OLD INTERCHANGEABLE WITH NEW 375763X1
25 3819666M91 1 Flywheel REPLACE AND REPAIR.OLD INTERCHANGEABLE WITH NEW 742106M91
12"
3819667M91 1 Flywheel [B]
REPLACE AND REPAIR.OLD INTERCHANGEABLE WITH NEW 747577M91
13"
26 3819719M1 1 Annular Gear (25)
REPLACE AND REPAIR.OLD INTERCHANGEABLE WITH NEW 731008M1
FOOTNOTE [A] PRE-FINISHED
FOOTNOTE [B] FOR "HAULAGE" TRACTOR

13. MF 4225 / 4235 / 4240 TRACTORS - --->| K37008 - 819901
3-XA11-009-B
5
29
84
2
1 11
7
10
10
3 9
25
6
26
1312
14 15
24
23
16
21 20
17
22
1819
27
Ref XA113009-1 Page 010-0090

14. Massey Ferguson
4225 / 4235 / 4240 TRACTORS - --->| K37008 - 819901 819901
Crankshaft, Pistons And Connecting Rods - M.F 4225 "GREEN" - See Section 10-20 For PERKINS Build
List
Page010-0090
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 4222134M91 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 3641031M91 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 4222401M1 1 Block
19 748074M1 3 Screw
20 4222820M1 1 Gear,Crankshaft
21 70905845 1 Key
22 4222867M1 1 Pulley,Crank
23 3819725M1 6 Washer UP TO SERIAL OR ENGINE NUMBER 02-10-98
REPLACE AND REPAIR.OLD INTERCHANGEABLE WITH NEW 745365M1
24 3819722M1 6 Bolt Unf UP TO SERIAL OR ENGINE NUMBER 02-10-98
REPLACE AND REPAIR.OLD INTERCHANGEABLE WITH NEW 375763X1
3713982M1 6 Screw FROM SERIAL OR ENGINE NUMBER 03-10-98
REPLACE AND REPAIR.OLD INTERCHANGEABLE WITH NEW 375833X1
25 3819666M91 1 Flywheel REPLACE AND REPAIR.OLD INTERCHANGEABLE WITH NEW 742106M91
3819668M91 1 Flywheel [D]
UP TO SERIAL OR ENGINE NUMBER 01-06-2000
3819668M91 1 Flywheel [E]
UP TO SERIAL OR ENGINE NUMBER J46101
REPLACE AND REPAIR.OLD INTERCHANGEABLE WITH NEW 4223465M91
3820953M91 1 Flywheel [E]
FROM SERIAL OR ENGINE NUMBER J46102
26 3819719M1 1 Annular Gear (25)
REPLACE AND REPAIR.OLD INTERCHANGEABLE WITH NEW 731008M1
27 4222400M1 1 Pulley,Crank UP TO SERIAL OR ENGINE NUMBER ...
28 4222821M1 2 Sleeve [B]
29 4222136M91 4 Kit, Piston Ring
FOOTNOTE [A] PRE-FINISHED
FOOTNOTE [B] NOT ILLUSTRATED
FOOTNOTE [D] WITH WET CLUTCH
FOOTNOTE [E] WITH POWERSHUTTLE TRANSMISSION