We supply high-performance OEM M11 and QSM11 fuel injection pumps, covering full core part numbers 3090942, 3417674, 3075340, 3041800, 3060492 and 3417677. This heavy-duty fuel pump is a vital engine component specially designed for M11 and QSM11 diesel engines, widely applied in construction machinery, mining equipment and heavy-duty trucks. Manufactured with strict OEM precision standards, every injection pump features accurate fuel metering, stable pressure output and perfect original matching, enabling direct replacement without modification to restore your engine’s original working condition.
Built with premium alloy materials and high-precision internal core structures, our M11 QSM11 fuel pump delivers outstanding combustion efficiency and stable fuel supply performance. It effectively fixes common engine problems such as difficult startup, unstable idling, insufficient power, fuel leakage and excessive fuel consumption caused by aging or faulty original pumps. With excellent high-temperature resistance, wear resistance and pressure stability, this injection pump can sustain long-term heavy-load operation and adapt to various harsh working environments, ensuring continuous and reliable engine operation.
All 3090942, 3417674, 3075340, 3041800, 3060492 and 3417677 fuel injection pumps undergo rigorous pressure testing, sealing inspection and dynamic aging tests before delivery. As essential spare parts for M11 and QSM11 engine maintenance, they offer superior quality and cost performance. We provide sufficient stock, fast global shipping and 24/7 professional after-sales support, helping you reduce equipment downtime, lower maintenance costs and maximize the working efficiency and service life of your diesel engine equipment.