MAXIFORCE CATALOG FOR Cummins ENGINE REPLACEMENT PARTS


QSB
Series
Engine & Equipment Model
6BT 6.7 QSB

24 VALVE

CM850

 

Bore: 4.21 in / 107 mm

Stroke: 4.88 in / 124 mm

Cummins CPL's

426
40656
427
41452
656
41584
1584
41586
1610
41610
1629
41629
2605
42605
8466
42827
8510
43068
8610
43293
8611
43460
8615
43858
8733
43859
40426
43861
40247
43862
0426
0427
0656
ASPHALT PAVERS
PF6110 Ingersoll Rand
PF6160 Ingersoll Rand
PF6170 Ingersoll Rand
Vogele Vision 5100-2
Vogele Vision 5103-2
Vogele Vision 5200-2
Vogele Vision 5203-2
Svedala Demag DF145CS
Svedala Demag DF145C
HYUNDAI
HL757-9S
HL749-9
JCB
JCB 427
JCB 437
JCB 437 ZX
SKIDDER
220C Harvester
230C Harvester
234 Harvester
T234 Harvester
250B Skidder
T250B Skidder
H250B Skidder
604C Skidder
610C Skidder
620C Skidder
E625C Skidder
718E Feller Buncher
720E Feller Buncher
724E Feller Buncher
726E Feller Buncher
VIBRATORY COMPACTORS
Ammann ASC200HD
Ammann ASC200D
Ammann ASC250D
Ammann ASC250HD
1)
Engine O/H Kit
COK5160/6
(Содержимое комплекта)

COK5160/6 [X]

Item N°QuantityDescription
38020701BRG, MAIN SET STD 6B
390117012BRG, CON ROD STD B SERIES
39400591BUSHING, CAMSHAFT B SERIES
48908321SEAL, CRANKSHAFT FRONT 4.5 & 6.7
48911786BUSHING, CON ROD B SERIES
49551606KIT, PISTON, QSB 4.5/6.7, STD
49552291GASKET, TOP SET QSB 6.7
49552301GASKET, BOTTOM SET QSB 6.7
49553721SEAL CRANKSHAFT REAR 4.5 & 6.7
Std
COK5481/6
(Содержимое комплекта)

COK5481/6 [X]

Item N°QuantityDescription
38020701BRG, MAIN SET STD 6B
39011706BRG, CON ROD STD B SERIES
39400591BUSHING, CAMSHAFT B SERIES
48908321SEAL, CRANKSHAFT FRONT 4.5 & 6.7
48911786BUSHING, CON ROD B SERIES
48936936BRG, CON ROD, STD, B SERIES (LOWER)
49552291GASKET, TOP SET QSB 6.7
49552301GASKET, BOTTOM SET QSB 6.7
49553721SEAL CRANKSHAFT REAR 4.5 & 6.7
49554816KIT, PISTON, QSB 4.5/6.7, 0.50MM
0.50 mm
2)
O/H Kit Fractured Rod
COK5160F/6
(Содержимое комплекта)

COK5160F/6 [X]

Item N°QuantityDescription
38020701BRG, MAIN SET STD 6B
39011706BRG, CON ROD STD B SERIES
39400591BUSHING, CAMSHAFT B SERIES
48908321SEAL, CRANKSHAFT FRONT 4.5 & 6.7
48911786BUSHING, CON ROD B SERIES
48936936BRG, CON ROD, STD, B SERIES (LOWER)
49551606KIT, PISTON, QSB 4.5/6.7, STD
49552291GASKET, TOP SET QSB 6.7
49552301GASKET, BOTTOM SET QSB 6.7
49553721SEAL CRANKSHAFT REAR 4.5 & 6.7
Std
(*)
COK5481F/6
(Содержимое комплекта)

COK5481F/6 [X]

Item N°QuantityDescription
38020701BRG, MAIN SET STD 6B
39011706BRG, CON ROD STD B SERIES
39400591BUSHING, CAMSHAFT B SERIES
48908321SEAL, CRANKSHAFT FRONT 4.5 & 6.7
48911786BUSHING, CON ROD B SERIES
48936936BRG, CON ROD, STD, B SERIES (LOWER)
49552291GASKET, TOP SET QSB 6.7
49552301GASKET, BOTTOM SET QSB 6.7
49553721SEAL CRANKSHAFT REAR 4.5 & 6.7
49554816KIT, PISTON, QSB 4.5/6.7, 0.50MM
0.50
3)
Engine I/F Kit
CIK5160/6
(Содержимое комплекта)

CIK5160/6 [X]

Item N°QuantityDescription
38020101BRG, MAIN SET STD 4B
49553561GASKET, TOP SET QSB 4.5
390117012BRG, CON ROD STD B SERIES
49392461GASKET, OIL PAN QSB 4.5
49551606KIT, PISTON, QSB 4.5/6.7, STD
Std
CIK5481/6
(Содержимое комплекта)

CIK5481/6 [X]

Item N°QuantityDescription
38020101BRG, MAIN SET STD 4B
49553561GASKET, TOP SET QSB 4.5
390117012BRG, CON ROD STD B SERIES
49392461GASKET, OIL PAN QSB 4.5
49554816KIT, PISTON, QSB 4.5/6.7, 0.50 mm
0.50 mm
1)
Piston & Ring Kit
4955160
Std
4955481
0.50 mm
Use 6
Main Bearing Set
3802070
Std
3802071
0.25 mm
3802072
0.50 mm
3802073
0.75 mm
Use 1
Con Rod Bearing
3901170
Std
3901171
0.25 mm
3901172
0.50 mm
3901173
0.75 mm
Rod bearings are priced and sold per shell
Fractured Con Rod Bearing
4893693
Std
(*)
4892795
0.25 mm
4892796
0.50 mm
4892797
0.75 mm
Rod bearings are priced and sold per shell
Piston Kit: 

1) 1 4934860 Piston Std,           1 4955251 Ring Set  Std,             1 4931041 Piston Pin,   2 3920691 Ret.

2) 1 4934816 Piston 0.50 mm, 1 4955480 Ring Set  0.50 mm,  1 4931041 Piston Pin,   2 3920691 Ret.

1)
Front Seal
4890832
2)
Rear Seal
4955372
3)
Crankshaft, Gear
3955151
4)
Ring Gear
3903309
(173T)
(1)
3905427
(127T)
(1)
3901774
(159T)
(1)
3902127
(138T)
(1)
1)
Top Gasket Set
4955229
2)
Bottom Gsk Set
4955230
3)
Head Gasket
4932210
4)
Oil Pan Gasket
4934344
5)
Valve Cover Gsk
4899226
1)
Bushing, Piston
4891178
x6
2)
Bushing, Cam
3940059
x1
3)
Bolt, Con Rod
4891179
x12
4)
Con Rod
4943979
5)
Bolt, Ex Manifold
3944593
(2)
1)
Camshaft
3979506
2)
Tappet
3947759
3)
Rocker Arms
3942734
x6
3942735
x6
4)
Camshaft Gear
3955152
1)
Oil Cooler 7 Plt
3921558
2)
Oil Cooler Gasket
3942914
3)
Oil Cooler Gasket Filter Head
3942915
4)
Nozzle, Piston Cooling
4937308

Valve Section

(Click image to zoom the valve diagram.)

1)
Intake, Valve Kit
2)
Insert, Valve
1)
3802924
Kit
Consists of:
3940735
x1
Valve
3940123
x2
Collet
2)
3943449
Use 12
1)
Exhaust, Valve Kit
2)
Insert, Valve
1)
3802967
Kit
Consists of:
3940734
x1
Valve
3940123
x2
Collet
2)
3943450
Use 12
1)
Spring, Valve
2)
Seal, Valve
3)
Retainer, Valve
1)
4936080
x24
2)
3955393
x24
3)
3943198
x24
1)
Water Pump
3800984
2)
Water Pump Seal
3906698
3)
Thermostat
5292708
Pump, Oil
3971544
1)
Head Bolts
3927063
x26
2)
Belt Tensioner
3914086

(*) On Fracture Split Con Rods use: 6 of C3901170 (or O/S) and 6 of C4893693 (or O/S).
(1) Check for proper application.
(2) C3944593 is a flanged head cap screw. If a studded flange cap screw is needed, please order 3944655 from an OE Cummins dealer