Cummins QSK50 Engine Parts
OWELL supplies Cummins QSK50 engine parts for generator sets and industrial applications, covering routine maintenance, engine repair and complete overhaul requirements.

Cummins QSK50 Engine Models
Parts supply for commonly used QSK50 engines, including:
QSK50-G2 · QSK50-G3 · QSK50-G4 · QSK50-G5 · QSK50-G6 · QSK50-G7
Other QSK50 configurations are also supported.
Part compatibility can be verified by ESN, CPL or part number when required.
Cummins QSK50 Parts Range
Overhaul Parts
Pistons, piston rings, cylinder liners, liner kits, main bearings, connecting rod bearings, gasket kits, cylinder heads, valves, valve guides and other engine overhaul parts.
Fuel Injection System Parts
Fuel injectors, high-pressure fuel pumps, common rail components, fuel pressure sensors, fuel control valves, fuel lines and related components.
Cooling & Lubrication Parts
Water pumps, oil pumps, oil coolers, aftercooler cores, thermostats, seals and related components.
Turbocharger & Air System Parts
Turbochargers, turbocharger repair kits, intake manifolds and related air system components.
Electronic Control & Electrical Parts
Engine Control Modules (ECM), sensors, actuators, wiring harnesses, starter motors, charging alternators and related electrical components.
Maintenance Parts
Oil filters, fuel filters, air filters, belts, hoses, seals and other routine maintenance parts.
Popular Cummins QSK50 Parts
| Part Description | Part Number |
|---|---|
| Cylinder Liner Kit | 4955328 |
| Engine Piston Kit | 4955325 |
| Piston Ring Set | 4090028 |
| Connecting Rod Bearing | 3047390 |
| Main Bearing Kit | 3018210 |
| Cylinder Head Gasket | 3634664 |
| Exhaust Manifold Gasket | 4956518 |
| Temperature Sensor | 4326919 |
| Aftercooler Cover Gasket | 4080573 |
| V-Ribbed Belt | 5412990 |
Part numbers are for reference only and may be updated or superseded. Final compatibility will be confirmed before ordering.
QSK50 Overhaul Parts
Planning a Cummins QSK50 engine overhaul?
OWELL supplies QSK50 overhaul and rebuild parts for partial repairs and complete engine overhauls.
Our supply covers pistons, cylinder liners, bearings, gasket kits, cylinder head components, fuel injection system parts and other essential overhaul components.
Complete parts lists are welcome for quotation.
Genuine & Aftermarket QSK50 Parts
Genuine Cummins Parts
Original Cummins parts with identifiable packaging and anti-counterfeit information where applicable.
High-Quality Aftermarket Parts
Selected QSK50 parts are also available as reliable and cost-effective aftermarket options.
Genuine and aftermarket options can be quoted separately according to project requirements.
Request a Quote
Need Cummins QSK50 engine parts?
Contact OWELL for pricing, availability and worldwide supply.
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