Cummins 4BT 3.9 Piston (m): 0187
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AVAILABLE EQUIPMENT MODELS
Engine Series:
B
Engine Model:
4BT 3.9
Engine Data:
TURBOCHARGED
EMISSION
Engine Info:
4 Cyl
Engine Dimensions:
239 Cubic Inch
Bore: 4.02 in / 102 mm
Stroke: 4.72 in / 119 mm
Piston (m):
0187
- 1963
- 2264
- 230 - Forwarder
- LRS1016 - Pneumatic Roller
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Equipment Models
Cummins CPL's
Timberjack
YTO
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1) Engine O/H KitCOK2757/4 Std Click to view kit contentCOK2758/4 0.50 mm Click to view kit contentCLOSEItem #:Quantity:Description:C38020101BRG, MAIN SET STD 4BC38023751GASKET, BOTTOM SET 4BC38027574KIT, PISTON STD B SERIESC38048961GASKET, TOP SET 4BC39011708BRG, CON ROD STD B SERIESC39013061BUSHING, CAM B SERIESC39400591BUSHING, CAMSHAFT B SERIESC48911784BUSHING, CON ROD B SERIESC39043531SEAL, CRANKSHAFT FRONTC33539781SEAL CRANKSHAFT REAR B/CCOK2759/4 1.00 mm Click to view kit contentCLOSEItem #:Quantity:Description:C38020101BRG, MAIN SET STD 4BC38023751GASKET, BOTTOM SET 4BC38027584KIT, PISTON .50 MM B SERIESC38048961GASKET, TOP SET 4BC39011708BRG, CON ROD STD B SERIESC39013061BUSHING, CAM B SERIESC39400591BUSHING, CAMSHAFT B SERIESC48911784BUSHING, CON ROD B SERIESC39043531SEAL, CRANKSHAFT FRONTC33539781SEAL CRANKSHAFT REAR B/CCLOSEItem #:Quantity:Description:C38020101BRG, MAIN SET STD 4BC38023751GASKET, BOTTOM SET 4BC38027594KIT, PISTON 1.00 MM B SERIESC38048961GASKET, TOP SET 4BC39011708BRG, CON ROD STD B SERIESC39013061BUSHING, CAM B SERIESC39400591BUSHING, CAMSHAFT B SERIESC48911784BUSHING, CON ROD B SERIESC39043531SEAL, CRANKSHAFT FRONTC33539781SEAL CRANKSHAFT REAR B/C2) O/H Kit fractured rodCOK2757F/4 Std (11) Click to view kit contentCOK2758F/4 0.50 Click to view kit contentCLOSEItem #:Quantity:Description:C38020101BRG, MAIN SET STD 4BC38023751GASKET, BOTTOM SET 4BC38027574KIT, PISTON STD B SERIESC38048961GASKET, TOP SET 4BC39011704BRG, CON ROD STD B SERIESC39013061BUSHING, CAM B SERIESC39400591BUSHING, CAMSHAFT B SERIESC48911784BUSHING, CON ROD B SERIESC48936934BRG, CON ROD, STD, B SERIES (LOWER)C39043531SEAL, CRANKSHAFT FRONTC33539781SEAL CRANKSHAFT REAR B/CCOK2759F/4 1.00 Click to view kit contentCLOSEItem #:Quantity:Description:C38020101BRG, MAIN SET STD 4BC38023751GASKET, BOTTOM SET 4BC38027584KIT, PISTON .50 MM B SERIESC38048961GASKET, TOP SET 4BC39011704BRG, CON ROD STD B SERIESC39013061BUSHING, CAM B SERIESC39400591BUSHING, CAMSHAFT B SERIESC48911784BUSHING, CON ROD B SERIESC48936934BRG, CON ROD, STD, B SERIES (LOWER)C39043531SEAL, CRANKSHAFT FRONTC33539781SEAL CRANKSHAFT REAR B/CCLOSEItem #:Quantity:Description:C38020101BRG, MAIN SET STD 4BC38023751GASKET, BOTTOM SET 4BC38027594KIT, PISTON 1.00 MM B SERIESC38048961GASKET, TOP SET 4BC39011704BRG, CON ROD STD B SERIESC39013061BUSHING, CAM B SERIESC39400591BUSHING, CAMSHAFT B SERIESC48911784BUSHING, CON ROD B SERIESC48936934BRG, CON ROD, STD, B SERIES (LOWER)C39043531SEAL, CRANKSHAFT FRONTC33539781SEAL CRANKSHAFT REAR B/C3) Engine I/F KitCIK2757/4 Std Click to view kit contentCIK2758/4 0.50 mm Click to view kit contentCLOSEItem #:Quantity:Description:C38020101BRG, MAIN SET STD 4BC38027574KIT, PISTON STD B SERIESC38048961GASKET, TOP SET 4BC39011708BRG, CON ROD STD B SERIESC39316021GASKET, OIL PAN 4BCIK2759/4 1.00 mm Click to view kit contentCLOSEItem #:Quantity:Description:C38020101BRG, MAIN SET STD 4BC38027584KIT, PISTON .50 MM B SERIESC38048961GASKET, TOP SET 4BC39011708BRG, CON ROD STD B SERIESC39316021GASKET, OIL PAN 4BSPEC SHEET - 4BT 3.9CLOSEItem #:Quantity:Description:C38020101BRG, MAIN SET STD 4BC38027594KIT, PISTON 1.00 MM B SERIESC38048961GASKET, TOP SET 4BC39011708BRG, CON ROD STD B SERIESC39316021GASKET, OIL PAN 4B -
Piston & Ring KitC3802757 Std C3802758 0.50 mm C3802759 1.00 mmUse 4 -
Main Bearing SetC3802010 Std C3802011 0.25 mm C3802012 0.50 mm C3802013 0.75 mmUse 1 -
Con Rod BearingC3901170 Std C3901171 0.25 mm C3901172 0.50 mm C3901173 0.75 mmRod bearings are priced and sold per shell -
Fractured Con Rod BearingC4893693 Std (11) C4892795 0.25 mm C4892796 0.50 mm C4892797 0.75 mmRod bearings are priced and sold per shell -
1) Front SealC39043532) Rear SealC33539783) CrankshaftC39078034) Front Seal SleeveC39060805) Rear Seal SleeveC39060816) Rectangular SealC39124737) Crankshaft, GearC39012588) Ring GearC3903309 (173T) (10) C3905427 (127T) (10) C3901774 (159T) (10) C3902127 (138T) (10) -
1) Top Gasket SetC38048962) Bottom Gsk SetC38023753) Head GasketC3921393 C3283336 C32833384) Oil Pan GasketC39316025) Valve Cover GskC39026666) Gear Housing GskC39161317) Rear Cover GsktC39284938) Gear Cover GasketC3918673 (10)9) Front Gear HousingC3931382 (10) C5267783 (10) -
1) Bushing, PistonC4891178 x42) Bushing, CamC3901306 x1 (3)3) Bolt, Con RodC3900919 (7) C4891179 (8)4) Con RodC3901569 (7) C4943979 (8)5) Bolt, Ex ManifoldC3944593 (12) C3944655 (13)6) Spacer, Ex ManifoldC3945252 -
1) CamshaftC3925582 (9)2) TappetC39250313) Push RodC39046794) Rocker ArmsC3910811 x4 C3910810 x45) Camshaft GearC39074316) Camshaft KeyC3902332 -
1) Oil Cooler 5 PltC39215572) Oil Cooler GasketC39267603) Oil Cooler Gasket Filter HeadC3929792
Piston Kit:
1) 1 C3930187 Piston Std,          1 C3802750 Ring Set Std,            1 C3934047 Piston Pin,  2 C3920691 Ret.
2) 1 C3930188 Piston 0.50 mm, 1 C3802863 Ring Set 0.50 mm, 1 C3934047 Piston Pin,  2 C3920691 Ret.
3) 1 C3930189 Piston 1.00 mm, 1 C3802864 Ring Set 1.00 mm, 1 C3934047 Piston Pin, 2 C3920691 Ret.
Valve Section
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Guide, Valve
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1) Intake, Valve KitConsists of:2) Insert, Valve
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1) Exhaust, Valve KitConsists of:2) Insert, Valve
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1) Spring, Valve2) Seal, ValveC3921640 x8 (5)C3957912 x8 (6)3) Retainer, ValveC3900299 x8 (5)
(1): Can be Used on both Intake and Exhaust.
(2): Diaphragm Style.
(3): For Storm blocks use C3940059.
(4): Do not use on Marine Engines.
(5): For use on engines prior to April, 2003.
(6): For use on engines from April, 2003, (Top Hat Style).
(7): Machine split connecting rod.
(8): Fracture split connecting rod.
(9): Use ESN or application model to confirm correct camshaft.
(10): Check for proper application.
(11): On Fracture Split Con Rods use: 4 of C3901170 (or O/S) and 4 of C4893693 (or O/S).
(12): Flanged Head Cap Screw.
(13): Studded Flange Cap Screw.
(14): Machined for 7mm nozzles.