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
Std
0.50 mm
1.00 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
Rod bearings are priced and sold per shell
Fractured Con Rod Bearing
Std
(1)
0.25 mm
0.50 mm
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
2)
Rear Seal
3)
Crankshaft
4)
Front Seal Sleeve
5)
Rear Seal Sleeve
6)
Rectangular Seal
7)
Crankshaft, Gear
8)
Ring Gear
(173T)
(9)
(127T)
(9)
(159T)
(9)
(138T)
(9)
1)
Top Gasket Set
2)
Bottom Gsk Set
3)
Head Gasket
4)
Oil Pan Gasket
5)
Valve Cover Gsk
6)
Gear Housing Gsk
7)
Rear Cover Gsk
8)
Gear Cover Gasket
(9)
1)
Bushing, Piston
2)
Bushing, Cam
3)
Bolt, Con Rod
4)
Con Rod
(5)
(7)
5)
Bolt, Ex Manifold
1)
Camshaft
(8)
2)
Tappet
3)
Push Rod
4)
Rocker Arms
5)
Camshaft Gear
(8)
1)
Oil Cooler 7 Plt
2)
Oil Cooler Gasket
3)
Oil Cooler Gasket Filter Head

Valve Section

(Click image to zoom the valve diagram.)

Guide, Valve
Thick W. 60.50 mm IN
Thick W. 51.75 mm EX
(3)
Thin Wall
1)
Intake, Valve Kit
2)
Insert, Valve
1)
Kit
Consists of:
x1
Valve
x2
Collet
Use 4
1)
Exhaust, Valve Kit
2)
Insert, Valve
1)
Kit
Consists of:
x1
Valve
x2
Collet
Use 4
1)
Spring, Valve
2)
Seal, Valve
3)
Retainer, Valve
1)
x8
2)
x8
(4)
x8
(5)
3)
x8
(4)
1)
Water Pump
2)
Water Pump Seal
3)
Thermostat
Pump, Oil
1)
Lift Pump
2)
Lift Pump
(3)
1)
Cylinder Head
2)
Head Bolt Kit
Repair Sleeve

(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.