Fuel Pump 294000-1523 294000-1991 294000-1540 Fuel Injection Pump 8-98151213-0 8-97386557-4 for Lsuzu HP3 4jk 14HK1

Self-built Modern Factory Direct Sales and Ample Stock: Many cross-border customers often face the predicament of excessively long procurement chains, layers of markups by agents, and machine downtime for weeks due to shortages of core components. Leveraging our strong, self-owned modern manufacturing plant, we have established a large, readily available warehouse for 294000-1523 high-pressure oil pumps. This fully closed-loop, direct-sales supply chain model supports immediate order fulfillment and shipping, providing overseas end-users with highly competitive factory prices and ensuring your machinery can return to the field with maximum efficiency.

Digitalized Rigorous Quality Inspection and High-Pressure Wear-Resistant Pump Cores: Addressing the persistent problem of low-end replacement parts on the market failing to start due to insufficient wear resistance of the sealing surface and easy internal leakage under extreme pressure, every oil pump we manufacture undergoes comprehensive, multi-dimensional testing under all operating conditions on a high-precision common rail test bench. The core plunger and moving parts are fully coated with DLC nano-level ultra-hard coating technology, which greatly seals off premature wear caused by impurities in inferior diesel fuel, ensuring that the product maintains zero pressure regulation and zero internal leakage even under prolonged heavy-load operation.

Original Factory Grade Rail Pressure Precision Adjustment and Long-Term Fuel Savings: Addressing issues such as engine idling vibration, low fuel conversion efficiency, and soaring operating fuel costs caused by fluctuating fuel supply flow, this product is manufactured strictly according to original OEM technical standards. The built-in high-sensitivity metering valve executes ECU pressure adjustment commands with microsecond-level response speeds, ensuring that the fuel pumped into the high-pressure rail always maintains ideal injection pressure. This results in extremely uniform diesel atomization in the cylinder, eliminating black smoke in the exhaust and ensuring that the energy of every drop of fuel is fully released, bringing tangible fuel consumption reductions to the fleet.

Continuous Loading Operation of Crushed Stone in Open-Pit Mines: In open-pit quarries with frequent sandstorms and continuously extremely high temperatures, multiple heavy-duty tracked excavators equipped with this common rail system are continuously loading heavy loads onto hard rock layers. Faced with frequent bursts of resistance caused by cutting into hard soil, operators have extremely stringent requirements for power supply. The 294000-1523 high-pressure oil pump, with its robust anti-vibration pump body, can stably pump high-pressure fuel even under continuous operation for dozens of hours, ensuring that every digging action is sensitive, stable, and powerful, and preventing equipment stalling due to unstable fuel supply.

Intercity High-Slope Fully Loaded Logistics Truck Transport: On long-distance national highways and mountain logistics arteries with undulating terrain and unpredictable weather, heavy trucks loaded with tens of tons of cargo are tackling uphill sections stretching for kilometers. Drivers need to press the accelerator hard to prevent the engine speed from dropping. At this time, the high-pressure fuel pump, based on the instantaneous feedback from the electronic control unit, quickly adjusts the SCV fuel inlet valve, rapidly establishing and maintaining a sufficient and stable high-pressure rail pressure. This ensures that the fuel mist sprayed by the injectors is fine and perfect, allowing the engine to generate amazing torque even at low speeds, helping the truck safely pass through dangerous sections.

Long-Term Emergency Power Supply for Field Infrastructure Construction: At field infrastructure construction sites and tunnel excavation sites far from urban public power grids, large diesel generator sets are serving as the power pillars for the entire construction project. Because the start-up of fracturing equipment or tunnel boring machines can bring about a huge instantaneous load impact, the generator sets must make power adjustments instantly. The high-pressure oil pump, through microsecond-level valve needle deflection and efficient oil supply, ensures stable and zero-pulsation common rail pressure in each cylinder, guaranteeing zero voltage and frequency fluctuations in the unit's output, enabling infrastructure projects to proceed safely and smoothly around the clock.

Q: The nameplate on my original oil pump is completely worn and illegible. How can I check the compatibility?

A: The internal oil volume parameters and angle calibration of the high-pressure common rail oil pump are very precise. The most direct method is to check if there is a 10-digit code laser-engraved or stamped on the side of the pump housing of your original vehicle. If you still cannot confirm, you can take a photo of your engine model, mechanical factory nameplate, or vehicle identification number (VIN) and send it to our customer service staff. We will conduct a free, official, and accurate technical verification for you using big data.

Q: If I purchase this high-pressure oil pump from your independent website, do I need to send back my old, faulty oil pump (Core Charge)?

A: Absolutely not. We operate on a pure factory-direct, net-price model. The pump you order is a brand-new, upgraded, high-quality complete pump. You won't need to go through the hassle of sending back your old core components, saving you expensive international shipping costs and time, making your parts procurement simpler and more transparent.

Q: How long is the warranty period after purchase? What happens if a malfunction occurs during the warranty period?

A: We provide an official quality guarantee of up to 12 months (one year) from the date of receipt. During the warranty period, if the product operates in a clean and qualified diesel fuel environment but experiences any non-human-caused malfunction due to its own manufacturing quality, simply contact our after-sales team and provide a simple inspection report. We will provide you with a free replacement pump or replacement parts as soon as possible.

Q: What technical installation advice do you have for our mechanics when installing this brand-new high-pressure common rail pump?

A: Modern high-pressure common rail systems are extremely delicate, high-precision hydraulic networks, and are highly susceptible to damage from micron-sized dust impurities or trace amounts of moisture in the fuel. Before installing a brand new high-pressure pump, please ensure your technicians thoroughly empty and clean the original vehicle's diesel fuel tank and low-pressure fuel lines, and replace the fuel filter with a brand new, high-specification one. Installation in an environment where the fuel system is 100% absolutely clean will significantly extend the lifespan of the new pump.

Q: What is your current stock situation? How many days does it typically take for an order placed overseas to arrive in our country?

A: As a factory-direct sales outlet, we maintain a large and ample stock of this model of high-pressure fuel pump in our central finished goods warehouse. Within 24 to 48 hours of payment, the goods will undergo multi-layered vacuum rust-proof and shock-proof packaging and be delivered to leading international express delivery companies such as DHL, FedEx, and UPS. Typically, customers in major regions of Europe, America, the Middle East, and Southeast Asia can receive their packages within 5-7 business days.