Cummins QST30 Engine Parts
Cummins QST30 Engine Parts
OWELL supplies Cummins QST30 engine parts for generator sets and industrial applications, covering routine maintenance, engine repair and complete overhaul requirements.
Cummins QST30 Engine Models
Parts supply for commonly used QST30 engines, including:
QST30-G3 · QST30-G4 · QST30-G5
Other QST30 configurations are also supported.
Part compatibility can be verified by ESN, CPL or part number when required.
Cummins QST30 Parts Range
Overhaul Parts
Pistons, piston rings, piston kits, 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, electronically controlled fuel pumps, fuel control components, fuel lines and related injection system parts.
Cooling & Lubrication Parts
Water pumps, water pump repair kits, oil pumps, oil coolers, aftercooler cores, thermostats, seals and related components.
Turbocharger & Air System Parts
Turbochargers, turbocharger repair kits, charge-air system components, intake manifolds and related parts.
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, fuel/water separators, air filters, belts, hoses, seals and other routine maintenance parts.
Popular Cummins QST30 Parts
| Part Description | Part Number |
|---|---|
| Fuel Injector | 4025281 |
| Engine Piston Kit | 3804710 |
| Cylinder Liner Kit | 3804712 |
| Piston Ring Set | 3804708 |
| Main Bearing Set | 3804713 |
| Cylinder Head Gasket | 3092486 |
| Upper Engine Gasket Set | 3804718 |
| Lower Engine Gasket Set | 3804938 |
| Water Pump Repair Kit | 4090031 |
| Turbocharger Repair Kit | 4027970 |
Part numbers are for reference only and may be updated or superseded. Final compatibility will be confirmed before ordering.
QST30 Overhaul Parts
Planning a Cummins QST30 engine overhaul?
OWELL supplies QST30 overhaul and rebuild parts for partial repairs and complete engine overhauls.
Our supply covers piston kits, cylinder liner kits, bearings, gasket kits, cylinder head components, fuel injection system parts and other essential overhaul components.
Complete parts lists are welcome for quotation.
Genuine & Aftermarket QST30 Parts
Genuine Cummins Parts
Original Cummins parts with identifiable packaging and anti-counterfeit information where applicable.
High-Quality Aftermarket Parts
Selected QST30 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 QST30 engine parts?
Contact OWELL for pricing, availability and worldwide supply.
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