Cylinder liner 3022157 is the standard full wet liner for Cummins K38, KTA38, K50, QSK19 and QSK38 engines. Bore diameter is 158.75 mm (6.25 in) in high-phosphorus boron alloy cast iron, with the inner wall high-frequency quenched and cross-hatch honed. It is rated to a peak firing pressure of 16–18 MPa and a service life of 15,000–25,000 hours.
Specifications
| Part No. |
3022157 (STD full wet cylinder liner) |
| Fit Engines |
Cummins K38, KTA38, K50, QSK19, QSK38 |
| Standard Bore Inner Diameter |
158.75 mm / 6.25 inch |
| Material |
High phosphorus boron alloy cast iron |
| Inner Wall Treatment |
High-frequency quenching + cross-hatch honing |
| Max Peak Firing Pressure |
16–18 MPa |
| Rated Service Life |
15,000–25,000 working hours, consistent with engine overhaul cycle |
| Application Scenarios |
Mining trucks, marine engines, generator sets, oilfield fracturing units, heavy construction machinery |
Key Features
- Standard full wet cylinder liner
- 158.75 mm / 6.25 in standard bore diameter
- High-phosphorus boron alloy cast iron
- High-frequency quenched with cross-hatch honed bore
- Rated peak firing pressure 16–18 MPa
- Service life 15,000–25,000 working hours
Typical Applications
- Mining trucks
- Marine engines
- Generator sets
- Oilfield fracturing units and heavy construction machinery
Ordering from Sino Bus Parts
- Wholesale pricing; bulk orders welcome
- Global shipping
- Fitment confirmed against your engine serial or CPL before dispatch
- Contact us on WhatsApp for a quotation
