Cummins 4BT 3.3 QSB PISTON (M): 4941139
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AVAILABLE EQUIPMENT MODELS
Engine Series:
QSB
Engine Model:
QSB3.3
Engine Data:
TURBOCHARGER,
8 VALVES
Engine Info:
4 Cyl
Engine Dimensions:
199 Cubic Inch
Bore: 3.74 in / 95 mm
Stroke: 4.52 in / 115 mm
Piston (m):
2170
- SAA4D95LE
- WA90-6
- WA100M-6
- PC88MR
- PC118MR-8
- PW118MR-8
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Equipment Models
Komatsu Engines
Komatsu Wheel Loaders
Komatsu Excavator
Komatsu Wheel Excavator
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1) Engine O/H KitCOK5416/4 Std Click to view kit contentCOK5837/4 0.25 mm Click to view kit contentCLOSEItem #:Quantity:Description:C49554164KIT, PISTON STDC38008721BRG, MAIN SET STDCC62073133004BRG, CON ROD STDC49821491WASHER, THRUST SET STDC49559961GASKET, OVERHAUL SETCC62042135101SEAL, CRANKSHAFT FRONTCC61402113411SEAL CRANKSHAFT REARC49943122BUSHING, CAMSHAFTC49943131BUSHING, CAMSHAFTC49444794BUSHING, CON RODCOK5836/4 0.50 mm (1) Click to view kit contentCLOSEItem #:Quantity:Description:C49558374KIT, PISTON STDC38008721BRG, MAIN SET STDCC62073133004BRG, CON ROD STDC49821491WASHER, THRUST SET STDC49559961GASKET, OVERHAUL SETCC62042135101SEAL, CRANKSHAFT FRONTCC61402113411SEAL, CRANKSHAFT REARC49943122BUSHING, CAMSHAFTC49943131BUSHING, CAMSHAFTC49444794BUSHING, CON RODCLOSEItem #:Quantity:Description:C49558364KIT, PISTON STDC38008721BRG, MAIN SET STDCC62073133004BRG, CON ROD STDC49821491WASHER, THRUST SET STDC49559961GASKET, OVERHAUL SETCC62042135101SEAL, CRANKSHAFT FRONTCC61402113411SEAL CRANKSHAFT REARC49943122BUSHING, CAMSHAFTC49943131BUSHING, CAMSHAFTC49444794BUSHING, CON ROD2) O/H Kit Fractured RodCOK5416F/4 Std Click to view kit contentCOK5837F/4 0.25 mm Click to view kit contentCLOSEItem #:Quantity:Description:C49554164KIT, PISTON STDC38008721BRG, MAIN SET STDC49938344BRG, CON ROD STDC49821491WASHER, THRUST SET STDC49559961GASKET, OVERHAUL SETCC62042135101SEAL, CRANKSHAFT FRONTCC61402113411SEAL CRANKSHAFT REARC49943122BUSHING, CAMSHAFTC49943131BUSHING, CAMSHAFTC49444794BUSHING, CON RODCOK5836F/4 0.50 mm (1) Click to view kit contentCLOSEItem #:Quantity:Description:C49558374KIT, PISTON STDC38008721BRG, MAIN SET STDC49938344BRG, CON ROD STDC49821491WASHER, THRUST SET STDC49559961GASKET, OVERHAUL SETCC62042135101SEAL, CRANKSHAFT FRONTCC61402113411SEAL CRANKSHAFT REARC49943122BUSHING, CAMSHAFTC49943131BUSHING, CAMSHAFTC49444794BUSHING, CON RODCLOSEItem #:Quantity:Description:C49558364KIT, PISTON STDC38008721BRG, MAIN SET STDC49938344BRG, CON ROD STDC49821491WASHER, THRUST SET STDC49559961GASKET, OVERHAUL SETCC62042135101SEAL, CRANKSHAFT FRONTCC61402113411SEAL CRANKSHAFT REARC49943122BUSHING, CAMSHAFTC49943131BUSHING, CAMSHAFTC49444794BUSHING, CON ROD -
1) Piston & Ring KitC4955416 STD C4955837 0.25 mm C4955836 0.50 mm (1)Use 42) Ring SetC5345253 STD C5345257 0.25 mm C5345273 0.50 mm (1) -
Main Bearing SetC3800872 Std CC6204298100 0.25 mm CC6204288100 0.50 mm CC6204278100 0.75 mm CC6204268100 1.00 mmPriced and sold as a set of 5 pairs. Use 1 set -
Con Rod BearingCC6207313300 STD CC6207393300 0.25 mm CC6207383300 0.50 mm CC6207373300 0.75 mm CC6207363300 1.00 mmFractured Con Rod BearingC4993834 STD C4993835 0.25 mm C4993836 0.50 mm C4993837 0.75 mm C4993838 1.00 mmPriced and sold by pair. Use 4 pairs -
Thrust Washer SetC4982149 STD CC6204298500 0.25 mm CC6204288500 0.50 mm CC6204278500 0.75 mm CC6204268500 1.00 mmPriced and Sold as a set. Use 1 Set -
1) Front SealCC62042135102) Rear SealCC61402113413) Crankshaft -
1) Overhaul Gasket SetC49559963) Head GasketCC6204111840 -
1) Bushing, PistonC4944479 x42) Bushing, CamshaftC4994312 x2 C4994313 x13) Bolt, Con RodCC6204313310 x8 -
1) TappetC4982154 x82) Push RodC4944182 x8
Piston Kit:
1) 1x C4941139 Piston Std, 1x C5345253 Ring Set Std,
1x CC6204312410 Piston Pin, 2x CC0406503012 Retainer.
2) 1x C4992405 Piston 0.25 mm, 1x C5345257 Ring Set 0.25 mm,
1x CC6204312410 Piston Pin, 2x CC0406503012 Retainer.
3) 1x C4992404 Piston 0.50 mm, 1x C5345273 Ring Set 0.50 mm,
1x CC6204312410 Piston Pin, 2x CC0406503012 Retainer.
Valve Section
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Guide, ValveSpring Valve
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Intake, ValveInsert, Intake Valve
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Exhaust, ValveC4982895 x4 (3)2) Insert, Exhaust Valve
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Seal, Valve SteamRetainer, Valve
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1) Water PumpC49554172) Water Pump GasketC4982218 -
1) Repair SleeveKM6207-21-2121 (5)
(1): In development
(2): Includes 2 head gaskets CC6204111830 & CC6204111840. Front and Rear Crank seals are sold separately.
(3): Check Application for proper use
(4): Dimensionally similar to C4982909 with a Stellite Face
(5): Repair Sleeve with flange