Cummins 5.9 ISB, RGT, 5497
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AVAILABLE EQUIPMENT MODELS
Engine Series:
ISB
Engine Model:
6BT 5.9 ISB
Engine Desc:
ISB
Engine Data:
24 Valve
Rear Gear Train (RGT)
HPCR Fuel System
Engine Info:
6 Cyl
Engine Dimensions:
Bore: 4.02 in / 102 mm
Stroke: 4.72 in / 120 mm
Piston (m):
5497, 9808
- 8123
- 8134
- 8135
- 8416
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Equipment Models
Cummins CPL's
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1) Engine O/H KitCOK9950/6RGT Std Click to view kit contentCLOSEItem #:Quantity:Description:C38020701BRG, MAIN SET STD 6BC39011706BRG, CON ROD STD B SERIESC48936936BRG, CON ROD STD B SERIESC39400592BUSHING, CAMSHAFT B SERIESC48911786BUSHING, CON ROD B SERIESC40899506KIT, PISTON, ISB 5.9 STDC40892631GASKET, TOP SET ISB 5.9 RGTC40892641GASKET, BOTTOM SET ISB 5.9 RGTCLOSEItem #:Quantity:Description:C38020701BRG, MAIN SET STD 6BC39011706BRG, CON ROD STD B SERIESC4893693BRG, CON ROD STD B SERIESC39400592BUSHING, CAMSHAFT B SERIESC48911786BUSHING, CON ROD B SERIESC48936936BRG, CON ROD, STD, B SERIES (LOWER)C40892631GASKET, TOP SET ISB 5.9 RGTC40892641GASKET, BOTTOM SET ISB 5.9 RGTC40899766KIT, PISTON, ISB 5.9, .50MM2) Engine I/F KitCIK9950/6RGT STD Click to view kit contentCLOSEItem #:Quantity:Description:C40899506KIT, PISTON, ISB 5.9C39011706BRG, CON ROD STD B SERIESC48936936BRG, CON ROD STD B SERIESC38020701BRG, MAIN SET STD 6BC40892631GASKET, TOP SET ISB 5.9 RGTC39597971GASKET, OIL PANCLOSEItem #:Quantity:Description:C40899766KIT, PISTON, ISB 5.9, .50MMC39011706BRG, CON ROD STD B SERIESC48936936BRG, CON ROD STD B SERIESC38020701BRG, MAIN SET STD 6BC40892631GASKET, TOP SET ISB 5.9 RGTC39597971GASKET, OIL PAN
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1) Piston & Ring KitC4089950 Std C4089976 0.50 mmUse 6
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Main Bearing SetC3802070 Std C3802071 0.25 mm C3802072 0.50 mm C3802073 0.75 mmUse 1
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Con Rod BearingC3901170 Std C3901171 0.25 mm C3901172 0.50 mm C3901173 0.75 mmRod bearings are priced and sold per shell
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Fractured Con Rod BearingC4893693 Std (3) C4892795 0.25 mm C4892796 0.50 mm C4892797 0.75 mmRod bearings are priced and sold per shell
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1) Front SealC39043532) Rear SealC33539783) Crankshaft, Gear4) CrankshaftC4896766 (1)5) Ring GearC3903309 (173T) (1) C3905427 (127T) (1) C3901774 (159T) (1) C3902127 (138T) (1)
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1) Top Gasket SetC4089263 (4)2) Bottom Gasket SetC4089264 (5)3) Head GasketC3958644 1.18MM C3958645 1.25MM4) Oil Pan GasketC39597975) Valve Cover GasketC3954324
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1) Bushing, Piston PinC4891178 x62) Bushing, CamC3940059 x23) Bolt, Con RodC4891179 x124) Con RodC49439795) Bolt, Ex ManifoldC39445936) Exhaust StudC3944655
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1) CamshaftC39795062) TappetC39477593) Rocker ArmsC3941927 x6 Intake C3941928 x6 Exhaust4) Camshaft Gear5) Push RodC3941253
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1) Oil Cooler 7 PltC39590312) Oil Cooler GasketC28305593) Oil Cooler Gasket Filter HeadC39741274) Nozzle, Piston CoolingC4937308
Piston Kit:
1) 1 C3965497 Piston Std,          1 C4089258 Ring Set Std,            1 C3934047 Piston Pin,  2 C3901706Ret.
2) 1 C3966675 Piston 0.50 mm, 1 C4089181 Ring Set 0.50 mm, 1 C3934047 Piston Pin,  2 C3901706 Ret.
![](https://maxiforce.com/wp-content/uploads/2021/08/ImageExtract-005-2.jpg)
Valve Section
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1) Intake, Valve KitConsists of:2) Insert, ValveUse 12
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1) Exhaust, Valve KitConsists of:2) Insert, ValveUse 12
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1) Valve Spring2) Seal, Valve3) Retainer, Valve
(1): Check application for proper usage.
(2): C3944593 is a flanged head cap screw. If a studded flange cap screw is needed, please order 3944655 from an OE Cummins dealer
(3): On Fracture Split Con Rods use: 6 of C3901170 (or O/S) and 6 of C4893693 (or O/S).
(4): Contains C3958645 head gasket.
(5): Contains front and rear crankshaft seals.