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CCEC KTA50-G Crankshaft, CCEC KTA50-M Crankshaft, CCEC KTA50-DM Crankshaft, CCEC KTA50-C Crankshaft, CCEC KTA50-P Crankshaft, Cummins KTA50 Crankshaft 4098998 3648618 3629276 3626832
Inquiry NowThe Chongqing Cummins KTA50 engine parts are widely used in industrial, marine, and generator applications. Built on the proven KT-series platform, these components are designed for high durability, reliability, and long service life under heavy-duty conditions.
The KTA50 is a 50L V Type 16-cylinder diesel engine, known for its robust structure and excellent performance in continuous operation environments

The cylinder block is made of high-strength cast iron with replaceable wet liners, ensuring efficient heat dissipation and easy maintenance. The Camshaft adopts a durable alloy structure with replaceable valve seats.
The crankshaft is forged for high strength and fatigue resistance, working together with precision-machined connecting rods to deliver stable power output.
The piston system includes piston, piston rings, and Connecting Rods, designed for efficient combustion and reduced oil consumption.
The KTA50 uses Cummins PT (Pressure-Time) fuel system, providing precise fuel injection, improved combustion efficiency, and reduced emissions.
The turbocharger improves intake air volume, enhances power output, and increases fuel efficiency, especially under heavy load conditions.
Includes oil pump, oil cooler, Connecting Rod, and filters to ensure stable engine temperature and lubrication performance.
Typical spare parts include:
| Cummins KTA50 Crankshaft 4098998 3648618 3629276 3626832 | |
| Part Description | CCEC KTA50 Crankshaft |
| Quality Type | CCEC Original |
| Application | Generator, Marine, Construction, Vehicle, Pump |
| Model | CCEC KTA50-G, KTA50-M, KTA50-C, KTA50-DM, KTA50-P |
| Brand Name | Chongqing Cummins(CCEC for short) |
| Replacement Part No. | 4098998 3648618 3629276 3626832 3627642 3628873 3627643 |
| Weight | 350 KG |
| Dimension | 2250*450*450mm |
| CCEC KTA50 Engine Maintenance Parts List | |||
| Item No. | Part No. | Part Name | Qty |
| 1 | 4295803-10 | K19 UPPER ENGINE GASKET SET | 1 |
| 2 | 4295804-10 | K19 LOWER ENGINE GASKET SET | 1 |
| 3 | 4024767-10 | CYLINDER LINER KIT | 6 |
| 4 | 3096680-20 | PISTON | 6 |
| 5 | 3096681-20 | PISTON | 6 |
| 6 | 3096682-20 | PISTON | 6 |
| 7 | 3096683-20 | PISTON | 6 |
| 8 | 3096685-10 | PISTON | 6 |
| 9 | 3631241-10 | PISTON KIT(3096685 PISTON、PIN、CLAMP) | 6 |
| 10 | 3631242-10 | PISTON KIT(3096683 PISTON、PIN、CLAMP) | 6 |
| 11 | 3631244-10 | PISTON KIT(3096682 PISTON、PIN、CLAMP) | 6 |
| 12 | 3631245-10 | PISTON KIT(3096681 PISTON、PIN、CLAMP) | 6 |
| 13 | 3631246-10 | PISTON KIT(3096680 PISTON、PIN、CLAMP) | 6 |
| 14 | 4095009-20 | Piston Pin | 6 |
| 15 | 205269-20 | Piston retainer ring | 12 |
| 16 | 4089500-10 | Piston Ring Set | 6 |
| 17 | 2881836-10 | intake valve kit | 12 |
| 18 | 3803528-10 | exhaust valve kit | 12 |
| 19 | 3086193-20 | intakev valve insert | 12 |
| 20 | 3086192-20 | exhaut valve insert | 12 |
| 21 | 3202210-20 | valve guide | 24 |
| 22 | 205840-20 | con rod bearing | 12 |
| 23 | AR12250-10 | main bearing | 1 |
| 24 | 3002834 | camshaft bushing | 7 |
| 25 | 3545647 | turbocharger repair kit | 1 |
| 26 | 3076489-20 | thermostat | 2 |
| 27 | 3007517 | piston cooling valve | 6 |
| 28 | 3017961-20 | push rod | 6 |
| 29 | 3057139-20 | valve push rod | 12 |
| 30 | 3013265 | connecting rod cap screw | 12 |
| 31 | 206996-20 | v ribbed belt | 1 |
| 32 | 132770-20 | bushing | 2 |
| 33 | 3007971-20 | bushing | 1 |
| 34 | 130083-20 | camshaft thrust bearing | 1 |
| 35 | 147416-20 | expansion plug | 2 |
| 36 | 175830-20 | expansion plug | 2 |
| 37 | 4095097-20 | cooler core | 2 |
| 38 | 4914265 | exhaust manifold blanket | 1 |
| 39 | 3003697-20 | turbocharger heat blanket | 1 |
| 40 | 201989-20 | v band clamp | 2 |
| 41 | S 212-20 | N、K regular hexagon nut | 18 |
| 42 | 168306-20 | N、K slotted set screw | 18 |
| 43 | 64978-20 | K19 hose | 4 |
| 44 | LF670 | oil filter | 2 |
| 45 | LF777 | oil filter | 1 |
| 46 | FS1212 | fuel filter | 1 |
| 47 | WF2075 | water filter | 2 |
| 48 | AF872 | air filter | 1 |
| 49 | 3066882-20 | camshaft-left | 1 |
| 50 | 3066877-20 | camshaft-right | 1 |
| 51 | 3065810-20 | rocker lever | 6 |
| 52 | 3086362-20 | valve crosshead | 12 |
| 53 | 3811995-20 | con rod assy | 1 |
| 54 | 3050692-20 | magnetic switch | 2 |
| 55 | 3636821-20 | starter motor | 2 |
| 56 | 3016627-20 | alternator | 1 |
| 57 | 3018453 | fuel shutoff valve | 1 |
| 58 | 4296675 | governor control | 1 |
| 59 | 4914697-10 | actuator service kit | 1 |
| 60 | 3002331-20 | alternator pulley | 1 |
| 61 | 3004684-20 | camshaft gear | 1 |
| 62 | 3004685-20 | idler gear | 1 |
| 63 | 3096362-20 | crankshaft KTA19 | 1 |
| 64 | 206904-20 | plain woodruff key | 1 |
| 65 | 3047549 | oil pump | 1 |
| 66 | 3010396-20 | rocker lever cover | 1 |
| 67 | 3010388 | rocker lever cover | 1 |
| 68 | 3008595-20 | crankcase breather | 1 |
| 69 | 178957-20 | restriction indicator | 1 |
| 70 | 3034572-20 | speed sensor | 1 |
| 71 | 3098964-20 | water pump | 1 |
| Part Name | Part No. | Part Name | Part No. |
| CRANKSHAFT, K38 | 4912005 | CRANKSHAFT,ENGINE | 3819624 |
| cummins CRANKSHAFT | 4917120 | CRANKSHAFT,ENGINE WITH GEAR | 3908031 |
| CRANKSHAFT,ENGINE S.S | 4925762 | CRANKSHAFT,ENGINE WITH GEAR | 3908032 |
| CRANKSHAFT,ENGINE | 4934566 | CRANKSHAFT,ENGINE WITH GEAR | 3918986 |
| CRANKSHAFT,ENGINE | 4938752 | BEARING CRANKSHAFT THRUST | 3944168 |
| CRANKSHAFT,ENGINE | 4980462 | CRANKSHAFT,ENGINE | 3944243 |
| CRANKSHAFT,ENGINE | 4981642 | CRANKSHAFT,ENGINE | 3965008 |
| CRANKSHAFT,ENGINE | 5289840 | CRANKSHAFT,ENGINE | 3968066 |
| CRANKSHAFT,ENGINE | 5301009 | CRANKSHAFT,ENGINE | 4095435 |
| CRANKSHAFT,ENGINE S.s | 5340179 | CRANKSHAFT,ENGINE | 4330732 |
| CRANKSHAFT,ENGINE | 5349603 | CRANKSHAFT,ENGINE | 4371597 |
| CRANKSHAFT,ENGINE | 5375374 | CRANKSHAFT,ENGINE | 4900899 |
| CRANKSHAFT,ENGINE | 5440758 | CORE-CRANKSHAFT, K50 | 4912004 |
| CRANKSHAFT,ENGINE | 5443112 | CRANKSHAFT, K38 | 4912005 |
| CRANKSHAFT,ENGINE | 5446857 | Cummins CRANKSHAFT | 4917120 |
| CRANKSHAFT,QST30 | 3092922 | CRANKSHAFT,ENGINE S.s | 4925762 |
| CORE-CRANKSHAFT, K38 | 3176423 | CRANKSHAFT,ENGINE | 4934566 |
| CRANKSHAFT,ENGINE | 3176424 | CRANKSHAFT,ENGINE | 4938752 |
| CRANKSHAFT,ENGINE | 3331586 | CRANKSHAFT,ENGINE | 4980462 |
| CRANKSHAFT,ENGINE | 3347569 | CRANKSHAFT,ENGINE | 4981642 |
| CRANKSHAFT,1 CYL CPR | 3558749 | Cummins CRANKSHAFT | 5264841 |
| CRANKSHAFT,1 CYL CPR | 3558794 | CRANKSHAFT,ENGINE | 5288946 |
| Cummins CRANKSHAFT | 3630076 | CRANKSHAFT,ENGINE | 5313645 |
| CRANKSHAFT,ENGINE WIGEAR | 3642870 | CRANKSHAFT,ENGINE | 5362421 |
| CRANKSHAFT,ENGINE | 3647087 | CRANKSHAFT,ENGINE | 5362422 |
| CRANKSHAFT,ENGINE | 3648618 | CRANKSHAFT,ENGINE | 5362423 |
| CRANKSHAFT,ENGINE | 3648630 | CRANKSHAFT,ENGINE-JP | C6204311201 |
| CRANKSHAFT,ENG ss to 492364600 | 3681911 | CRANKSHAFT,ENGINE ISM11 | 3042800 |
| CRANKSHAFT,ENGINE | 3691444 | CRANKSHAFT,ENGINE (V28)RH ROT | 3050368 |
| CRANKSHAFT,ENGINE S.s | 3692430 | CRANKSHAFT 1 CYL NEW 3558749 | 3064291 |
| CRANKSHAFT,ENGINE | 3697859 | CRANKSHAFT,ENGINE(N14) | 3089796 |
| CRANKSHAFT,ENGINE S.s | 3697861 | CRANKSHAFT,QSK45 s.STO | 3089797 |
| CRANKSHAFT,ENGINE | 3698239 | CRANKSHAFT,QSK60 s.s | 3089962 |
| CRANKSHAFT,ENGINE | 3698242 | CRANKSHAFT,QSK45 | 3089963 |
| CCEC K19 Crankshaft | 3099881 | DCEC 6BT Crankshaft | 3907804 |
| CCEC K19 Crankshaft | 3418898 | DCEC 6CT Crankshaft | 3917320 |
| CCEC M11 Crankshaft | 3073707 | DCEC crankshaft | 2830476 |
| CCEC K38 Crankshaft | 3096362 | DCEC crankshaft | 2831067 |
| CCEC NT855 CUMMINS | 3049024 | DCEC crankshaft | 3917320 |
| CCEC NT855 CUMMINS | 3608833 | DCEC crankshaft | 3929037 |
| CCEC NT855 CUMMINS | 3051132 | DCEC crankshaft | 3965010 |
| CCEC NT855 CUMMINS | 3044767 | DCEC crankshaft | 3974538 |
| CCEC NT855 CUMMINS | 3418949 | DCEC crankshaft | 3974539 |
| CCEC K38 Crankshaft | 3630075 | DCEC crankshaft | 4896766 |
| CCEC K38 Crankshaft | 3630059 | DCEC crankshaft | 3929036 |
| CCEC K38 Crankshaft | 4099004 | DCEC crankshaft | 3929037 |
| CCEC K50 Crankshaft | 4098998 | DCEC crankshaft | 3965010 |
| ISF2.8 Crankshaft | 5264231F | DCEC crankshaft | 3968177 |
| ISF3.8 Crankshaft | 5261376F | DCEC crankshaft | 3974539 |
| Cummins Crankshaft | 2830476 | DCEC crankshaft | 4934862 |
| M11 Crankshaft | 3073707 | DCEC crankshaft | 4989436 |
| Cummins Crankshaft | 3096362 | DCEC crankshaft | 4999725 |
| Cummins Crankshaft | 3608833 | DCEC crankshaft | 5254839 |
| Cummins Crankshaft | 3608833 | DCEC crankshaft | 5267496 |
| XCEC Crankshaft | 3073707X | CORE-CRANKSHAFT,QSK60 | 3092921 |