MAXIFORCE CATALOG FOR Cummins ENGINE REPLACEMENT PARTS

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Cummins 4BT 3.9 QSB Piston (m): 7416


QSB
Series
Engine & Equipment Model
4BT 3.9 QSB

8 VALVE

TURBOCHARGED

Bore: 4.02 in / 102.108 mm

Stroke: 4.72 in / 119.888 mm

Piston (m): 
7416

Cummins CPL's

8039
8238
8239
8240
8334
8335
8507
43850
44247
1)
Engine O/H Kit
COK9461/4
(Click for Kit Contents)

COK9461/4 [X]

Item N° Quantity Description
C3802010 1 BRG, MAIN SET STD 4B
C3802375 1 GASKET, BOTTOM SET 4B
C3804896 1 GASKET, TOP SET 4B
C3901170 8 BRG, CON ROD STD B SERIES
C3940059 1 BUSHING, CAMSHAFT B SERIES
C4089461 4 KIT, PISTON, QSB 5.9, STD
C4891178 4 BUSHING, CON ROD B SERIES
C3904353 1 SEAL, CRANKSHAFT FRONT
C3353978 1 SEAL CRANKSHAFT REAR B/C
Std
COK9618/4
(Click for Kit Contents)

COK9618/4 [X]

Item N° Quantity Description
C3802010 1 BRG, MAIN SET STD 4B
C3802375 1 GASKET, BOTTOM SET 4B
C3804896 1 GASKET, TOP SET 4B
C3901170 8 BRG, CON ROD STD B SERIES
C3940059 1 BUSHING, CAMSHAFT B SERIES
C4089618 4 KIT, PISTON, QSB 5.9, 0.50 MM
C4891178 4 BUSHING, CON ROD B SERIES
C3904353 1 SEAL, CRANKSHAFT FRONT
C3353978 1 SEAL CRANKSHAFT REAR B/C
0.50 mm
COK9619/4
(Click for Kit Contents)

COK9619/4 [X]

Item N° Quantity Description
C3802010 1 BRG, MAIN SET STD 4B
C3802375 1 GASKET, BOTTOM SET 4B
C3804896 1 GASKET, TOP SET 4B
C3901170 8 BRG, CON ROD STD B SERIES
C3940059 1 BUSHING, CAMSHAFT B SERIES
C4089619 4 KIT, PISTON, QSB 5.9, 1.00 MM
C4891178 4 BUSHING, CON ROD B SERIES
C3904353 1 SEAL, CRANKSHAFT FRONT
C3353978 1 SEAL CRANKSHAFT REAR B/C
1.00 mm
2)
O/H Kit Fractured Rod
COK9461F/4
(Click for Kit Contents)

COK9461F/4 [X]

Item N° Quantity Description
C3802010 1 BRG, MAIN SET STD 4B
C3802375 1 GASKET, BOTTOM SET 4B
C3901170 4 BRG, CON ROD STD B SERIES
C3940059 1 BUSHING, CAMSHAFT B SERIES
C4089461 4 KIT, PISTON, QSB 5.9, STD
C4089648 1 GASKET, TOP SET 4B QSB
C4891178 4 BUSHING, CON ROD B SERIES
C4893693 4 BRG, CON ROD, STD, B SERIES (LOWER)
C3904353 1 SEAL, CRANKSHAFT FRONT
C3353978 1 SEAL CRANKSHAFT REAR B/C
Std
(1)
COK9618F/4
(Click for Kit Contents)

COK9618F/4 [X]

Item N° Quantity Description
C3802010 1 BRG, MAIN SET STD 4B
C3802375 1 GASKET, BOTTOM SET 4B
C3901170 4 BRG, CON ROD STD B SERIES
C3940059 1 BUSHING, CAMSHAFT B SERIES
C4089618 4 KIT, PISTON, QSB 5.9, 0.50 MM
C4089648 1 GASKET, TOP SET 4B QSB
C4891178 4 BUSHING, CON ROD B SERIES
C4893693 4 BRG, CON ROD, STD, B SERIES (LOWER)
C3904353 1 SEAL, CRANKSHAFT FRONT
C3353978 1 SEAL CRANKSHAFT REAR B/C
0.50
COK9619F/4
(Click for Kit Contents)

COK9619F/4 [X]

Item N° Quantity Description
C3802010 1 BRG, MAIN SET STD 4B
C3802375 1 GASKET, BOTTOM SET 4B
C3901170 4 BRG, CON ROD STD B SERIES
C3940059 1 BUSHING, CAMSHAFT B SERIES
C4089619 4 KIT, PISTON, QSB 5.9, 1.00 MM
C4089648 1 GASKET, TOP SET 4B QSB
C4891178 4 BUSHING, CON ROD B SERIES
C4893693 4 BRG, CON ROD, STD, B SERIES (LOWER)
C3904353 1 SEAL, CRANKSHAFT FRONT
C3353978 1 SEAL CRANKSHAFT REAR B/C
1.00
3)
Engine I/F Kit
CIK9461/4
(Click for Kit Contents)

CIK9461/4 [X]

Item N° Quantity Description
C3802010 1 BRG, MAIN SET STD 4B
C3804896 1 GASKET, TOP SET 4B
C3901170 8 BRG, CON ROD STD B SERIES
C3931602 1 GASKET, OIL PAN 4B
C4089461 4 KIT, PISTON, QSB 5.9, STD
Std
CIK9618/4
(Click for Kit Contents)

CIK9618/4 [X]

Item N° Quantity Description
C3802010 1 BRG, MAIN SET STD 4B
C3804896 1 GASKET, TOP SET 4B
C3901170 8 BRG, CON ROD STD B SERIES
C3931602 1 GASKET, OIL PAN 4B
C4089618 4 KIT, PISTON, QSB 5.9, 0.50 MM
0.50 mm
CIK9619/4
(Click for Kit Contents)

CIK9619/4 [X]

Item N° Quantity Description
C3802010 1 BRG, MAIN SET STD 4B
C3804896 1 GASKET, TOP SET 4B
C3901170 8 BRG, CON ROD STD B SERIES
C3931602 1 GASKET, OIL PAN 4B
C4089619 4 KIT, PISTON, QSB 5.9, 1.00 MM
1.00 mm
1)
Piston & Ring Kit
C4089461
Std
C4089618
0.50 mm
C4089619
1.00 mm
Use 4
Main Bearing Set
C3802010
Std
C3802011
0.25 mm
C3802012
0.50 mm
C3802013
0.75 mm
Use 1
Con Rod Bearing
C3901170
Std
C3901171
0.25 mm
C3901172
0.50 mm
C3901173
0.75 mm
Rod bearings are priced and sold per shell
Fractured Con Rod Bearing
C4893693
Std
(1)
C4892795
0.25 mm
C4892796
0.50 mm
C4892797
0.75 mm
Rod bearings are priced and sold per shell
Piston Kit: 

1) 1 C3957416 Piston Std,           1 C4089460 Ring Set  Std,             1 C3934047 Piston Pin,   2 C3920691 Ret.

2) 1 C3957417 Piston 0.50 mm, 1 C4089614 Ring Set  0.50 mm,  1 C3934047 Piston Pin,   2 C3920691 Ret.

3) 1 C3957418 Piston 1.00 mm, 1 C4089615 Ring Set  1.00 mm,  1 C3934047  Piston Pin,  2 C3920691 Ret.
1)
Front Seal
C3904353
2)
Rear Seal
C3353978
3)
Crankshaft
C3907803
4)
Front Seal Sleeve
C3906080
5)
Rear Seal Sleeve
C3906081
6)
Rectangular Seal
C3912473
7)
Crankshaft, Gear
C3901258
8)
Ring Gear
C3903309
(173T)
(9)
C3905427
(127T)
(9)
C3901774
(159T)
(9)
C3902127
(138T)
(9)
1)
Top Gasket Set
C4089648
2)
Bottom Gsk Set
C3802375
3)
Head Gasket
C3921393
4)
Oil Pan Gasket
C3931602
5)
Valve Cover Gsk
C3902666
6)
Gear Housing Gsk
C3916131
7)
Rear Cover Gsk
C3928493
8)
Gear Cover Gasket
C3918673
(9)
1)
Bushing, Piston
C4891178
x4
2)
Bushing, Cam
C3940059
x1
3)
Bolt, Con Rod
C4891179
x8
4)
Con Rod
C3901569
(5)
C4943979
(7)
5)
Bolt, Ex Manifold
C3944593
x8
1)
Camshaft
C3925582
(8)
2)
Tappet
C3925031
3)
Push Rod
C3904679
4)
Rocker Arms
C3910811
x4
C3910810
x4
5)
Camshaft Gear
C3907431
(8)
1)
Oil Cooler 7 Plt
C3921557
2)
Oil Cooler Gasket
C3926760
3)
Oil Cooler Gasket Filter Head
C3942915

Valve Section

(Click image to zoom the valve diagram.)
Guide, Valve
C3904408
Thick W. 60.50 mm IN
C3904409
Thick W. 51.75 mm EX
C3906206
(3)
Thin Wall
1)
Intake, Valve Kit
2)
Insert, Valve
1)
C3802355
Kit
Consists of:
C3901117
x1
Valve
C3900250
x2
Collet
2)
C3906854
Use 4
1)
Exhaust, Valve Kit
2)
Insert, Valve
1)
C3802356
Kit
Consists of:
C3901607
x1
Valve
C3900250
x2
Collet
2)
C3904105
Use 4
1)
Spring, Valve
2)
Seal, Valve
3)
Retainer, Valve
1)
C3932453
x8
2)
C3921640
x8
(4)
C3957912
x8
(5)
3)
C3900299
x8
(4)
1)
Water Pump
C3286278
2)
Water Pump Seal
C3906698
3)
Thermostat
C3802273
Pump, Oil
C3926203
1)
Lift Pump
C3918000
2)
Lift Pump
C3904374
(3)
1)
Cylinder Head
C3966448
2)
Head Bolt Kit
C4B-HBK
Repair Sleeve
C3904166

(1) On Fracture Split Con Rods use: C3901170 x4 (or O/S) and C4893693 x4 (or O/S).

(2) Can be Used on Both Intake and Exhaust.

(3) Diaphragm Style.

(4) For use on engines from April 2003, (Top Hat Style Valve Stem Seal).

(5) For use on engines from April 2003, (Top Hat Style Valve Stem Seal).

(6) Machine split connecting rod.

(7) Fracture split connecting rod.

(8) Use ESN or application model to confirm correct Camshaft & Gear.

(9) Check for proper application.