Minneapolis-Moline
Cylinder Head Specifications
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This M-M cylinder head chart is a
combination of information
from several sources.
(B. Green)
Cylinder
Head
Casting
Number
|
Cylinder
Head
Casting
Letters
|
Height Of
Head
Chamber
|
Depth Of
Comb.
Chamber
|
Volume
In Head
(Cu. In.)
|
Total
Comb.
Chamber
Volume
|
Engine
Model
|
Comp.
Ratio
|
Comp.
Pressure At
Cranking
Speed
|
| 10A420
|
GE30
|
5 - 3/4
|
2 - 1/8
|
28.6
|
28.6
|
283 - 425
403 - 605 |
3.5 : 1
4.35 : 1 |
70 - 90
80 - 100 |
| 10A4203 |
A, B, C, S |
5 - 3/4 |
2 - 1/8 |
20.6 |
22.0
22.5 |
283 - 425
403 - 605 |
4.2 : 1
5.55 : 1 |
75 - 95
85 - 105 |
| 10A4204 |
D, K |
5 |
1 - 3/4 |
18.9 |
20.0
20.5 |
283 - 425
403 - 605 |
4.5 : 1
5.9 : 1 |
85 - 105
95 - 125 |
| 10A4205 |
N |
5 |
1 - 3/4 |
15.7 |
17.0
18 |
283 - 425
403 - 605 |
5.2 : 1
6.7 : 1 |
95 - 115
130 -150 |
| 10A4206 |
P |
4 - 17/32 |
1 - 1/8 |
8.4 |
9.6
10.5
9.7 |
283 - 425
403 - 605
336
HD504 |
8.35 : 1
10.85 : 1
9.65 : 1
9.7 : 1 |
170 -195
205 - 225
180 - 200
180 - 200 |
| 10A4207 |
|
4 - 17/32 |
1 |
7. |
8.5
8.6 |
283 - 425
403 - 605 |
9.3 : 1
12.6 : 1 *** |
190 - 215
220 - 245 |
| 10A4208 |
U |
5 - 3/4 |
2 - 1/8 |
24 |
25.2
25.3 |
283 - 425
403 - 605 |
3.8 : 1
4.9 : 1 |
70 - 90
80 - 100 |
| 10A4209 |
E, F, H, W |
5 |
1 - 3/4 |
14 |
15.9
16.0
15.3 |
283 - 425
403 - 605
336 |
5.5 : 1
7.3 : 1
6.5 : 1 |
95 - 115
130 - 150
120 - 140 |
| 10A4210 |
M, Z |
4 - 17/32 |
1 - 9/32 |
10.7 |
11.9
12.5 |
283 - 425
403 - 605
336 - 504 |
6.95 : 1
7.3 : 1
6.5 : 1 |
140 - 160
175 - 210
150 - 175 |
| 10A4211 |
|
5 - 3/4 |
2 - 1/8 |
24 |
26.5 |
800 |
6.0 : 1 |
100 - 120 |
| 10A4212 |
|
5 |
1 - 3/4 |
17.5 |
20 |
800 |
7.6 : 1 |
140 - 165 |
| 10A4213 |
J |
4 - 17/32 |
1 - 9/32 |
9.6 |
10.8
11.4 |
283 - 425
403 - 605 |
7.55 : 1
9.9 : 1 |
160 - 180
195 - 215 |
| 10A4214 |
|
5 |
1 - 1/16 |
3.66 |
5.1 |
D283 - D425 |
14.9 : 1 |
440 - 460 |
Cylinder
Head
Casting
Number
|
Cylinder
Head
Casting
Letters
|
Height Of
Head
Chamber
|
Depth Of
Comb.
Chamber
|
Volume
In Head
(Cu. In.)
|
Total
Comb.
Chamber
Volume
|
Engine
Model
|
Comp.
Ratio
|
Comp.
Pressure At
Cranking
Speed
|
|
LEGEND
*** Compression Ratio Marked *** has been calculated with the total comb.
volume, bore & stroke.
Service letters D-391 & (266 superseded 100-095-02)
call it out as 17.6:1
|
Cylinder
Head
Casting
Number
|
Height Of
Head
Chamber
|
Depth Of
Comb.
Chamber
|
Volume
In Head
(Cu. In.)
|
Total
Comb.
Chamber
Volume
|
Engine
Model
|
Comp.
Ratio
|
Comp.
Pressure At
Cranking
Speed
|
| 10A4216 |
5 - 3/4 |
2 - 1/8 |
28.6 |
31.0 |
800 |
5.25 : 1 |
5.25 : 1 |
| 10A4217 |
5 |
1 - 3/4 |
15.7 |
18.3 |
800 |
8.25 : 1 |
150 - 175 |
| 10A4218 |
5 |
1 - 3/4 |
14.2 |
17 |
800 |
8.9 : 1 |
160 - 180 |
| 10A4222 |
5 |
1 - 17/32 |
5.1 |
6.1 |
D336 - D504 |
14.8 : 1 |
440 - 460 |
| 10A4227 |
5 - 3/4 |
1 - 3/8 |
18.3 |
20.5 |
HD800 |
7.5 : 1 |
150 - 170 |
| 10A4228 |
5 - 41/64 |
1 - 17/64 |
16.9 |
19.0 |
HD800 |
8.0 : 1 |
165 - 185 |
| 10A4229 |
5 - 29/64 |
1 - 5/64 |
13.9 |
16.2 |
HD800 |
9.2 : 1 |
200 - 220 |
| 10A4230 |
4 - 17/32 |
1 - 5/16 |
13.0 |
14.5
11.85
12.45
13.2 |
336A, 504A,
HD504A
336A, 504A,
HD504A
605B
HD605 |
6.8 : 1 *
7.1 : 1 **
8.2 : 1
7.8 : 1 * |
135 - 155
140 - 170
160 -190
160 - 190 |
| 10A4231 |
4 - 17/32 |
1 - 17/64 |
11.22 |
12.3
11.85
12.45
13.2 |
336A, 504A,
HD504A
336A, 504A,
HD504A
605B
HD605 |
7.8 : 1 *
8.1 : 1 **
9.1 : 1
8.65 : 1 |
160 -180
170 - 190
190 - 220
185 - 205 |
Cylinder
Head
Casting
Number
|
Height Of
Head
Chamber
|
Depth Of
Comb.
Chamber
|
Volume
In Head
(Cu. In.)
|
Total
Comb.
Chamber
Volume
|
Engine
Model
|
Comp.
Ratio
|
Comp.
Pressure At
Cranking
Speed
|
| 10A4232 |
4 - 17/32 |
59/64 |
9.31 |
10.75
10.35
11.45
10.50
11.0 |
336A, 504A,
HD504A
336A, 504A,
HD504A
425C, HD425
605B
HD605 |
8.8 : 1 *
9.1 : 1 **
7.2 : 1
10.6 : 1
10.2 : 1 |
190 - 210
200 - 220
145 - 165
265 - 285
245 - 265 |
| 10A233 |
4 - 15/32 |
53/64 |
7.9 |
9.35
8.95 |
336A, 504A,
HD504A
HD425
336A, 504A,
HD504 |
10.01 : 1 *
8.1 : 1 *
10.4 : 1 **
|
240 - 260
170 -190
250 - 280
|
| 10A4239 |
4 - 13/32 |
3/4 |
6.85 |
8.85 |
HD425, 425C |
9.0 : 1 |
200 - 220 |
10A5850
10A5850A |
4 - 1/16 |
1 - 7/32 |
3.06 |
4.46 |
D206-4 |
15.85 : 1 |
475 - 495 |
10A5851
10A5851A |
4 - 1/16 |
1 |
7.32 |
8.33
8.33
8.37 |
165
206
220 |
6.0 : 1
7.2 : 1
7.6 : 1 |
125 - 145
150 - 170
150 - 170 |
10A5852
10A5852A |
3 -7/8 |
13/16 |
5.12 |
6.13
6.13
6.17 |
165
206
220 |
7.7 : 1
9.4 : 1
10.0 : 1 |
155 - 175
185 - 205
195 -215 |
10A5853
10A5853A |
3 - 13/16 |
3/4 |
4.85 |
5.86
5.86
5.9 |
165
206
220 |
8.1 : 1
9.7 : 1
10.4 : 1 |
160 - 180
190 - 210
200 - 220 |
Cylinder
Head
Casting
Number
|
Height Of
Head
Chamber
|
Depth Of
Comb.
Chamber
|
Volume
In Head
(Cu. In.)
|
Total
Comb.
Chamber
Volume
|
Engine
Model
|
Comp.
Ratio
|
Comp.
Pressure At
Cranking
Speed
|
| 10A5854 |
4 - 1/16 |
1 |
6.55 |
7.56
7.56
7.60 |
165
206
220 |
6.5 : 1
7.8 : 1
8.2 : 1 |
135 - 155
160 - 180
170 - 190 |
| 10A5855 |
4 - 1/16 |
1 - 3/32 |
9.9 |
10.91
10.91
10.95 |
165
206
220 |
4.8 : 1
5.7 : 1
6.0 : 1 |
85 - 105
100 - 110
105 - 115 |
10A5856
10A5856A |
3 - 15/16 |
7/8 |
5.66 |
6.67
6.67
6.71
6.25 |
165
206
220
220A, HD220A |
7.1 : 1
8.6 : 1
9.2 : 1
9.8 : 1 |
145 -165
175 - 210
185 - 205
210 - 230 |
10A5857
10A5857A |
4 - 3/32 |
1 - 1/32 |
7.5 |
8.55 |
M220, M220B |
7.4 : 1 |
150 - 160 |
| 10A5858 |
4 - 1/8 |
1 - 1/16 |
7.57 |
8.34 |
220A, HD200A |
7.6 : 1 |
150 - 170 |
| 10A5859 |
4 |
15/16 |
6.6 |
7.35 |
220 |
8.5 : 1 |
175 - 200 |
| 10A23134 |
5 |
1 - 7/32 |
4.48 |
6.34 |
D336A
D504A
DHD504A |
14.3 : 1 |
440 - 460 |
| 10A23529 |
4 - 1/16 |
1 - 7/32 |
3.40 |
4.08 |
D236 ? |
15.5 : 1 |
475 -495 |
| 10A23791 |
5 |
1 - 5/64 |
4.39 |
5.22 |
D451 |
15.4 : 1 |
470 - 490 |
| 11A30490 |
7 |
|
|
6.8 |
D585, DHD585 |
15.3 : 1 |
440 - 460 |
| 20-1008136 |
4 - 1/16 |
1 - 7/32 |
3.06 |
3.76 |
DHD236 ? |
16.7 : 1 |
475 - 594 |
Cylinder
Head
Casting
Number
|
Height Of
Head
Chamber
|
Depth Of
Comb.
Chamber
|
Volume
In Head
(Cu. In.)
|
Total
Comb.
Chamber
Volume
|
Engine
Model
|
Comp.
Ratio
|
Comp.
Pressure At
Cranking
Speed
|
|
LEGEND
*
With 10A25953 Cavity Piston
**
With 10A21130 Flat Piston
?
Engine I've never heard of. Believe it should be D336 and DHD336
|
|
Conversion Chart For
GE Cylinder Head Numbers
|
Part
Number
|
Casting
Number
|
Replaced By
Part Number
|
Replaced By
Casting Number
|
| GE 5030 |
GE 30 |
11C4202 |
10A4202 |
| GE 5030 A |
GE 30 A |
11C4203 |
10A4203 |
| GE 5030 B |
GE 30 B |
11C4203 |
10A4203 |
| GE 5030 C |
GE 30 C |
11C4203 |
10A4203 |
| GE 5030 D |
GE 30 D |
11C4204 |
10A4204 |
| GE 5030 E |
GE 30 E |
11C4209 |
10A4209 |
| GE 5030 F |
GE 30 F |
11C4209 |
10A4209 |
| GE 5030 H |
GE 30 H |
11C4209 |
10A4209 |
| GE 5030 J |
GE 30 J |
11C4213 |
10A4213 |
| GE 5030 K |
GE 30 K |
11C4204 |
10A4204 |
| GE 5030 M |
GE 30 M |
11C4210 |
10A4210 |
| GE 5030 N |
GE 30 N |
11C4205 |
10A4205 |
| GE 5030 P |
GE 30 P |
11C4206 |
10A4206 |
| GE 5030 S |
GE 30 S |
11C4203 |
10A4203 |
| GE 5030 U |
GE 30 U |
11C4208 |
10A4208 |
| GE 5030 W |
GE 30 W |
11C4209 |
10A4209 |
| GE 5030 Z |
GE 30 Z |
11C4210 |
10A4210 |
Part
Number
|
Casting
Number
|
Replaced By
Part Number
|
Replaced By
Casting Number
|
Note:
Minneapolis-Moline info is limited, if anyone
has more accurate info that can be added
above, please send me a email at
gtstoday@gmail.com
Thank's, George
Our Research Source
Bret Green's M-M U Series, Old Tractor Pull'n WebPage (1998)
Tony Turner's Unofficial M-Moline, Old Informative Website (2004)
Jeremy Fiorelli's Twin City & M-M., Old Tractor Pull'n WebPage (2001)
TTG The Tractor Guys, Research Division, Western, Connecticut, USA
|
TTG Home Page Here
