MAXIFORCE CATALOG FOR Cummins ENGINE REPLACEMENT PARTS

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Cummins 4BT 4.5 QSB


QSB
Series
Engine & Equipment Model
4BT 4.5 QSB

16 VALVE

CM850

 

Bore: 4.21 in / 107 mm

Stroke: 4.88 in / 124 mm

Cummins CPL's

1700
1701
2743
8725
8754
8755
8756
41100
41472
41700
41701
41703
42743
43172
44195
ANTEC
PW5000 Asphalt Paver
CASE
4000V
Skid Steer
V400
Skid Steer
HYUNDAI
HL730-9S
Front Loader
VIBRATORY COMPACTORS
Ammann ASC110D
Ammann ASC110HD
Ammann ASC130D
Ammann ASC130HD
Ammann ASC150HD
Ammann ASC150D
Case SV212
Case SV216
1)
Engine O/H Kit
COK5160/4
(Click for Kit Contents)

COK5160/4 [X]

Item N° Quantity Description
C3802010 1 BRG, MAIN SET STD 4B
C3901170 8 BRG, CON ROD STD B SERIES
C3940059 1 BUSHING, CAMSHAFT B SERIES
C4890832 1 SEAL, CRANKSHAFT FRONT 4.5 & 6.7
C4891178 4 BUSHING, CON ROD B SERIES
C4955160 4 KIT, PISTON, QSB 4.5/6.7, STD
C4955356 1 GASKET, TOP SET QSB 4.5
C4955357 1 GASKET, BOTTOM SET QSB 4.5
C4955372 1 SEAL CRANKSHAFT REAR 4.5 & 6.7
Std
COK5481/4
(Click for Kit Contents)

COK5481/4 [X]

Item N° Quantity Description
C3802010 1 BRG, MAIN SET STD 4B
C3901170 8 BRG, CON ROD STD B SERIES
C3940059 1 BUSHING, CAMSHAFT B SERIES
C4890832 1 SEAL, CRANKSHAFT FRONT 4.5 & 6.7
C4891178 4 BUSHING, CON ROD B SERIES
C4955356 1 GASKET, TOP SET QSB 4.5
C4955357 1 GASKET, BOTTOM SET QSB 4.5
C4955372 1 SEAL CRANKSHAFT REAR 4.5 & 6.7
C4955481 4 KIT, PISTON, QSB 4.5/6.7, 0.50MM
0.50 mm
2)
O/H Kit Fractured Rod
COK5160F/4
(Click for Kit Contents)

COK5160F/4 [X]

Item N° Quantity Description
C3802010 1 BRG, MAIN SET STD 4B
C3901170 4 BRG, CON ROD STD B SERIES
C3940059 1 BUSHING, CAMSHAFT B SERIES
C4890832 1 SEAL, CRANKSHAFT FRONT 4.5 & 6.7
C4891178 4 BUSHING, CON ROD B SERIES
C4893693 4 BRG, CON ROD, STD, B SERIES (LOWER)
C4955160 4 KIT, PISTON, QSB 4.5/6.7, STD
C4955356 1 GASKET, TOP SET QSB 4.5
C4955357 1 GASKET, BOTTOM SET QSB 4.5
C4955372 1 SEAL CRANKSHAFT REAR 4.5 & 6.7
Std
(*)
COK5481F/4
(Click for Kit Contents)

COK5481F/4 [X]

Item N° Quantity Description
C3802010 1 BRG, MAIN SET STD 4B
C3901170 4 BRG, CON ROD STD B SERIES
C3940059 1 BUSHING, CAMSHAFT B SERIES
C4890832 1 SEAL, CRANKSHAFT FRONT 4.5 & 6.7
C4891178 4 BUSHING, CON ROD B SERIES
C4893693 4 BRG, CON ROD, STD, B SERIES (LOWER)
C4955356 1 GASKET, TOP SET QSB 4.5
C4955357 1 GASKET, BOTTOM SET QSB 4.5
C4955372 1 SEAL CRANKSHAFT REAR 4.5 & 6.7
C4955481 4 KIT, PISTON, QSB 4.5/6.7, 0.50MM
0.50
3)
Engine I/F Kit
CIK5160/4
(Click for Kit Contents)

CIK5160/4 [X]

Item N° Quantity Description
C3802010 1 BRG, MAIN SET STD 4B
C4955356 1 GASKET, TOP SET QSB 4.5
C3901170 8 BRG, CON ROD STD B SERIES
C4939246 1 GASKET, OIL PAN QSB 4.5
C4955160 4 KIT, PISTON, QSB 4.5/6.7, STD
Std
CIK5481/4
(Click for Kit Contents)

CIK5481/4 [X]

Item N° Quantity Description
C3802010 1 BRG, MAIN SET STD 4B
C4955356 1 GASKET, TOP SET QSB 4.5
C3901170 8 BRG, CON ROD STD B SERIES
C4939246 1 GASKET, OIL PAN QSB 4.5
C4955481 4 KIT, PISTON, QSB 4.5/6.7, 0.50 mm
0.50 mm
1)
Piston & Ring Kit
Std
0.50 mm
Use 4
Main Bearing Set
Std
0.25 mm
0.50 mm
0.75 mm
Use 1
Con Rod Bearing
Std
0.25 mm
0.50 mm
0.75 mm
Price by the Shell, Sold in Pairs
Fractured Con Rod Bearing
Std
(*)
0.25 mm
0.50 mm
0.75 mm
Price by the Shell, Sold in Pairs
Piston Kit: 

1) 1 C4934860 Piston Std,           1 C4955251 Ring Set  Std,             1 C4931041 Piston Pin,   2 C3920691 Ret.

2) 1 C4934816 Piston 0.50 mm, 1 C4955480 Ring Set  0.50 mm,  1 C4931041 Piston Pin,   2 C3920691 Ret.

1)
Front Seal
2)
Rear Seal
3)
Crankshaft, Gear
4)
Ring Gear
(173T)
(1)
(127T)
(1)
(159T)
(1)
(138T)
(1)
1)
Top Gasket Set
2)
Bottom Gsk Set
3)
Head Gasket
4)
Oil Pan Gasket
5)
Valve Cover Gsk
1)
Bushing, Piston
2)
Bushing, Cam
3)
Bolt, Con Rod
4)
Con Rod
1)
Camshaft
2)
Tappet
3)
Rocker Arms
4)
Camshaft Gear
1)
Oil Cooler 7 Plt
2)
Oil Cooler Gasket
3)
Oil Cooler Gasket Filter Head

Valve Section

(Click image to zoom the valve diagram.)

1)
Intake, Valve Kit
2)
Insert, Valve
1)
Kit
Consists of:
x1
Valve
x2
Collet
Use 8
1)
Exhaust, Valve Kit
2)
Insert, Valve
1)
Kit
Consists of:
x1
Valve
x2
Collet
Use 8
1)
Spring, Valve
2)
Seal, Valve
3)
Retainer, Valve
1)
x16
2)
x16
3)
x16
1)
Water Pump
2)
Water Pump Seal
3)
Thermostat
Pump, Oil
1)
Head Bolts
x18

(*) On Fracture Split Con Rods use: 4 of C3901170 (or O/S) and 4 of C4893693 (or O/S).
(1) Check for proper application.