Page 2473 of 4133

longitudinal direction (A)
and transverse direction
(B).
Cylinder diameter*BE01.40-P-1001-01F
Cylinder bore*BE01.40-P-1001-02E
Cylinder length*BE01.40-P-1004-01F
Undercut*BE01.40-P-1005-01F
Internal measuring
instrument ø 50 to 150
mm,
with 0.01 mm indication
and measuring point
pressure relief*WE58.40-Z-1003-21A
Setting micrometer for
internal measuring
instrument GRM 2125
with setting range 50 to
200 mm*WE58.40-Z-1004-21A
3Set honing machine for
pre-honingCylinder diameter setting
for repair size (+0.25)*BE01.40-P-1002-01F
Stroke setting with 70 mm
stone length on 70th stroke
scale of machine*BE01.40-P-1006-01F
Stone overrun at top and
bottom*BE01.40-P-1007-01F
Engine speed*BE01.40-P-1008-01F
Feed*BE01.40-P-1009-01F
Stroke*BE01.40-P-1010-01F
Display*BE01.40-P-1011-01F
Automatic cylinder
repair machine*WE58.40-Z-1002-21A
Set of stones for rough
honing C 30-A 53, or C30
J64, 70 mm long*WH58.30-Z-1031-04A
4Cylinder bore pre-honing With full honing oil
feed.
5Measure cylinder bore Immediately after pre-
honing, the measurement
deviates by approx.
+0.02 mm due to heat
expansion.*BE01.40-P-1003-01F
Internal measuring
instrument ø 50 to 150
mm, with 0.01 mm
indication and measuring *WE58.40-Z-1003-21A
2001 Mercedes-Benz ML320
1998-2005 ENGINE Complete engine - 163 Chassis
me
Saturday, October 02, 2010 3:17:57 PMPage 117 © 2006 Mitchell Repair Information Company, LLC.
Page 2474 of 4133

point pressure relief
6Set honing machine for
precision honingCylinder diameter setting
for repair size (+0.25)*BE01.40-P-1002-01F
Stroke setting with 70 mm
stone length on 70th stroke
scale of machine*BE01.40-P-1006-01F
Stone overrun at top and
bottom*BE01.40-P-1007-01F
Engine speed*BE01.40-P-1008-01F
Feed*BE01.40-P-1009-01F
Stroke*BE01.40-P-1010-01F
Display*BE01.40-P-1011-01F
Finish-honing, stone set
C 30-J 84, 70 mm long*WH58.30-Z-1032-04A
7Cylinder bore precision
honing With full honing oil
feed.
8Measure cylinder bore Immediately after
precision honing, an
oversize of approx. +0.01
mm is obtained because of
heating.*BE01.40-P-1003-01F
Internal measuring
instrument ø 50 to 150
mm, with 0.01 mm
indication and measuring
point pressure relief*WE58.40-Z-1003-21A
9.1Chamfer cylinder bore Except engines
112.945, 113.962 /982 in
model 463.AR01.40-P-9201-01A
10Set honing machine for
polishingCylinder diameter setting
for repair size (+0.25)*BE01.40-P-1002-01F
Stroke setting with 70 mm
stone length on 70th stroke
scale of machine*BE01.40-P-1006-01F
Stone overrun at top and
bottom*BE01.40-P-1007-01F
Engine speed*BE01.40-P-1008-01F
Feed*BE01.40-P-1009-01F
Stroke*BE01.40-P-1010-01F
Display*BE01.40-P-1011-01F
Set of stones for
polishing C 30-C 03-81, 70
mm long*WH58.30-Z-1033-04A
11Polish cylinder bore Polish with full honing *BE01.40-P-1003-01F
2001 Mercedes-Benz ML320
1998-2005 ENGINE Complete engine - 163 Chassis
me
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Page 2475 of 4133

oil feed up to final repair
size.
12Measure cylinder boreAllow crankcase to cool
down to approx. 20°C
before measuring
Cylinder diameter*BE01.40-P-1001-01F
Internal measuring
instrument ø 50 to 150
mm, with 0.01 mm
indication and measuring
point pressure relief*WE58.40-Z-1003-21A
13Clean cylinder bore and
dry
14Set honing machine for
lapping Set to same diameter as
after polishing (final
diameter).
Cylinder diameter
according to machining
stage.*BE01.40-P-1003-01F
Stroke setting with 70 mm
felt length on 70th stroke
scale of machine*BE01.40-P-1012-01F
Felt insert overrun at top
and bottom*BE01.40-P-1013-01F
Engine speed*BE01.40-P-1008-01F
Feed*BE01.40-P-1009-01F
Stroke*BE01.40-P-1010-01F
Display*BE01.40-P-1011-01F
Felt insert C 30-F 85*WH58.30-Z-1036-04A
Set of felt insert holders
CK3130*WH58.30-Z-1035-04A
Stone holder for felt
insert CK-30 35*WH58.30-Z-1034-04A
15Rub-in cylinder bore and
filter insert using honing
paste Without honing oil
feed, the cylinder wall
must be dry. Only the
specified honing paste may
be used. Only this one
guarantees the specified
final result.
Polmot honing paste order
no. 600.11
*BR00.45-Z-1050-06A
16Lap cylinder bore and
expose silicone crystals. Without honing oil
feed.
2001 Mercedes-Benz ML320
1998-2005 ENGINE Complete engine - 163 Chassis
me
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Page 2476 of 4133

Check values for crankcase
Operating time of honing
machine
*BE01.40-P-1014-01F
17Coat filter insert again
with honing paste Do not coat cylinder
bore with honing paste.
Polmot honing paste order
no. 600.11
*BR00.45-Z-1050-06A
18Lap cylinder bore and
expose silicone crystals. Without honing oil
feed, removed material
cannot be measured.
Operating time of honing
machine
*BE01.40-P-1014-01F
19Clean cylinder bore and
dry Clean crankcase very
carefully with honing
paste. If possible, clean
crankcase in a major
assembly washing
machine, so that no
cylinder wall damage will
be caused by residues
when running the engine
later.
20Inspect cylinder boreAllow crankcase to cool
down to approx. 20°C
before inspecting.
Cylinder diameter of repair
size
*BE01.40-P-1001-01F
NumberDesignation
Engine 112
except 112.951,
113.940/941/
942/943/944/
945/946/948/
960/961/963/
965/966/967/
968/980/981/
984/986/992/
995
Engine
113.962/982/
987/988/989/
990/991/993
BE01.40-P-
1001-02E Cylinder borePeak-to-valley
height (R
Z ) of
top separating
surface
mm0.001 to 0.00450.001 to 0.0045
Wear limit at
BDC and TDC
of 1st piston ringmm< or = 30.03< or = 0.03
2001 Mercedes-Benz ML320
1998-2005 ENGINE Complete engine - 163 Chassis
me
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Page 2477 of 4133

Check values for cylinder bore
Permissible
deviation of
cylinder shapemm0.0140.007
contact surface
peak-to-valley
heightµm--
NumberDesignation
Engine
112.910/ 911
Engine
112.913/920/921/922/
923/940/941/942/943/
944/945/949
113.940/941/942/943/945
BE01.40-P-
1001-01FCylinder dia.Standard
marking Xmm83.200...83.21589.900...89.915
Auxiliary stage
Marking mm83.250...83.26583.250 ... 83.265
Repair sizemm90.150 ...
90.16590.150...90.165
BE01.40-P-
1002-01FCylinder dia.,
setting for
repair size
(+0.25)Pre-honingmm83.20089.900
Precision
honingmm83.38090.080
Polishingmm83.43090.130
BE01.40-P-
1003-01FCylinder dia.
according to
machining
phasePre-honingmm83.38090.080
Precision
honingmm83.43090.130
Polishingmm90.150 ...
90.16590.150...90.165
BE01.40-P-
1004-01FCylinder lengthmm129.5129.5
BE01.40-P-
1005-01FUndercutmm1212
BE01.40-P-
1006-01FStroke setting with 70 mm
stone length on 70th stroke
scale of machinemm130130
BE01.40-P-
1007-01FStone overrun at top and
bottommm9.59.5
BE01.40-P-
1008-01FEngine speedPre-honingrpm125125
Precision
honingrpm125125
Polishingrpm125125
Lappingrpm230230
BE01.40-P-
1009-01FFeedPre-honing44
Precision honing33
2001 Mercedes-Benz ML320
1998-2005 ENGINE Complete engine - 163 Chassis
me
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Page 2478 of 4133

Check values for cylinder bore
Polishing22
Lapping11
BE01.40-P-
1010-01FStrokePre-honingrpm5757
Precision
honingrpm5757
Polishingrpm5757
Lappingrpm8080
BE01.40-P-
1011-01FDisplayPre-honing%20 to 3020 to 30
Precision
honing%20 to 3020 to 30
Polishing%20 to 3020 to 30
Lapping%20 to 3020 to 30
BE01.40-P-
1012-01FStroke setting with 70 mm felt
length on 70th stroke scale of
machinemm115115
BE01.40-P-
1013-01FFelt insert overrun at top and
bottommm2 to 42 to 4
BE01.40-P-
1014-01FOperating time of honing
machineS4040
NumberDesignation
Engine
112.951/961
Engine 112.970
BE01.40-P-
1001-01FCylinder dia.Standard
marking Xmm89.900...89.91597.000 to 97.015
Auxiliary stage
Marking mm89.950 to 89.96597.050 to 97.065
Repair sizemm90.150...90.16597.250 to 90.165
BE01.40-P-
1002-01FCylinder dia.,
setting for repair
size (+0.25)Pre-honingmm-97.000
Precision honingmm-97.180
Polishingmm-97.230
BE01.40-P-
1003-01FCylinder dia.
according to
machining phasePre-honingmm-97.180
Precision honingmm-97.230
Polishingmm-97.250 ... 97.265
BE01.40-P-
1004-01FCylinder lengthmm-130.90 to 131.00
BE01.40-P-
1005-01FUndercutmm-0.6...1.0
BE01.40-P-
1006-01FStroke setting with 70 mm stone
length on 70th stroke scale of
machinemm-132
BE01.40-P-
1007-01FStone overrun at top and bottommm-9.5
2001 Mercedes-Benz ML320
1998-2005 ENGINE Complete engine - 163 Chassis
me
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Page 2479 of 4133

Check values for cylinder bore
BE01.40-P-
1008-01FEngine speedPre-honingrpm-125
Precision honingrpm-125
Polishingrpm-125
Lappingrpm-230
BE01.40-P-
1009-01FFeedPre-honing-4
Precision honing-3
Polishing-2
Lapping-1
BE01.40-P-
1010-01FStrokePre-honingrpm-57
Precision honingrpm-57
Polishingrpm-57
Lappingrpm-80
BE01.40-P-
1011-01FDisplayPre-honing%-20 to 30
Precision honing%-20 to 30
Polishing%-20 to 30
Lapping%-20 to 30
BE01.40-P-
1012-01FStroke setting with 70 mm felt
length on 70th stroke scale of
machinemm-115
BE01.40-P-
1013-01FFelt insert overrun at top and
bottommm-2 to 4
BE01.40-P-
1014-01FOperating time of honing machineS-70
NumberDesignation
Engine
112.946/947/
948/960
Engine 112.912
BE01.40-P-
1001-01FCylinder dia.Standard
marking Xmm89.900...89.91583.200...83.215
Auxiliary stage
marking mm89.950 to 83.26583.250...83.265
Repair sizemm90.150...90.16583.450 to 83.465
BE01.40-P-
1002-01FCylinder dia.,
setting for repair
size (+0.25)Pre-honingmm89.90083.200
Precision honingmm90.08083.380
Polishingmm90.13083.430
BE01.40-P-
1003-01FCylinder dia.
according to
machining phasePre-honingmm90.08083.380
Precision honingmm90.13083.430
Polishingmm90.150...90.16583.450 to 83.465
BE01.40-P-
1004-01FCylinder lengthmm129.5129.5
BE01.40-P-Undercutmm1212
2001 Mercedes-Benz ML320
1998-2005 ENGINE Complete engine - 163 Chassis
me
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Page 2480 of 4133

Check values for cylinder bore
1005-01F
BE01.40-P-
1006-01FStroke setting with 70 mm stone
length on 70th stroke scale of
machinemm130130
BE01.40-P-
1007-01FStone overrun at top and bottommm9.59.5
BE01.40-P-
1008-01FEngine speedPre-honingrpm125125
Precision honingrpm125125
Polishingrpm125125
Lappingrpm230230
BE01.40-P-
1009-01FFeedPre-honing44
Precision honing33
Polishing22
Lapping11.
BE01.40-P-
1010-01FStrokePre-honingrpm5757
Precision honingrpm5757
Polishingrpm5757
Lappingrpm8080
BE01.40-P-
1011-01FDisplayPre-honing%20 to 3020 to 30
Precision honing%20 to 3020 to 30
Polishing%20 to 3020 to 30
Lapping%20 to 3020 to 30
BE01.40-P-
1012-01FStroke setting with 70 mm felt
length on 70th stroke scale of
machinemm115115
BE01.40-P-
1013-01FFelt insert overrun at top and
bottommm2 to 42 to 4
BE01.40-P-
1014-01FOperating time of honing machineS4040
NumberDesignation
Engine
113.960/961/
962/963/964/
965/967/968/
971/980/981/
982/984/987/
988/989/990/
991/992/993/ 995
BE01.40-P-1001-
01FCylinder dia.Standard marking Xmm97.000 to 97.015
Auxiliary stage
Marking mm97.050 to 97.065
Repair sizemm97.250 to 97.265
2001 Mercedes-Benz ML320
1998-2005 ENGINE Complete engine - 163 Chassis
me
Saturday, October 02, 2010 3:17:57 PMPage 124 © 2006 Mitchell Repair Information Company, LLC.