Product Description

This flagship heavy-duty high-pressure common rail diesel pump is precision engineered for commercial vehicles and medium light trucks, acting as a pressure-stabilizing core to unleash powerful hauling capacity. Equipped with advanced pumping structure, it maintains consistent full rail pressure under all operating conditions. After replacement, heavy acceleration lag of trucks is completely eliminated with tight, responsive throttle. Even climbing slopes with full loads, the engine delivers smooth, steady pulling torque and greatly improves fuel economy.

Product Advantages

Digital Linear Metering Technology Cuts Operational Costs via Precise Fuel Control

Fitted with a high-performance Suction Control Valve (SCV), it realizes microsecond-level linear flow adjustment according to ECU commands. Ultra-precise pressure regulation delivers stable common rail pressure across all RPM ranges for complete air-fuel mixing and full diesel combustion. It delivers snappier takeoffs and effectively prevents excessive fuel consumption.

Special Hardened Core Assemblies Deliver Superior Wear Resistance for Poor-Quality Fuel

Multi-layer optimized for variable fuel quality and long-distance heavy loads in freight transport. Internal plunger assemblies, camshafts and one-way valves are forged from aerospace-grade steel and deep-quenched via composite carbonitriding treatment. Outstanding mechanical wear and chemical corrosion resistance block erosion from trace water and contaminants in fuel, achieving long-term internal leakage prevention.

1:1 OE Standard Production, Direct Fit Without Modifications or Fault Codes

Digitally mass-produced fully compliant with OE mechanical and electrical specifications. Drive shaft keyways, flange shoulder angles and inlet/return port spacing perfectly match original vehicle parts with zero tolerance. No secondary modifications required during installation. It establishes flawless system communication instantly to eliminate frequent fault codes and speed-limited limp mode triggered by defective fuel supply.

Parameter Table

Compatible Vehicle & Equipment Models

This high-pressure common rail diesel pump fits trucks, light commercial vehicles, pickups and coaches equipped with Isuzu classic 4JJ1 3.0L electronic common rail turbo diesel engines:

· Isuzu Elf / N-Series Light Trucks (NHR / NKR / NPR / NQR) 3.0 TD with 4JJ1 engine

· Isuzu D-Max / MU-X Pickups & SUVs (Models fitted with Denso-system 4JJ1 powertrain)

· Nissan Atlas Light Trucks 3.0 TD (Isuzu OEM-equipped 4JJ1 variants)

· Hydraulic excavators and special engineering machinery powered by industrial Isuzu 4JJ1 engines

Professional Selection Tip: Isuzu 4JJ1 engines adopt multiple fuel pump variants with subtle differences in part numbers, SCV specifications and flow curves for different production years, power outputs (130HP / 150HP / 177HP) and emission standards (China IV, China V, Euro 4 / Euro 5). Before ordering, check the nameplate of your original pump and confirm the number 294000-1190 or Isuzu OEM code 8-97386557-4 to guarantee perfect direct-fit compatibility. 

FAQs

1.What's quality of the goods you can provide?

A: We can provide Genuine parts from the original factory; OEM parts from the OEM factory, and aftermarket with high quality from reliable.

2.Can you accept sample orders?

A:Yes, our MOQ can be 1PC(SET).We give clients sample for free,clients only pay the ship cost.

3.What's your packing? Do you accept customize?

A:We usually pack our goods in cartons with our own brand or in neutral white boxes and brown cartons.Customized brand packing boxes(cartons) are acceptable upon your requirements.

4.How long is the delivery time?

A: Normally 5-8 workdays by DHL UPS Fedex.

5.How long is the leading time?

A: We have stocks for most parts, we can provide goods within 24 hours. The specific delivery time depends on the items and the quantity of your order.

6.How to guarantee your after-sales service?

A: Strict inspection in the production process.

We will send pictures of the actual finished product before shipping.

Sales Manager: Tiff-any Yuan

Tell/Whatsapp: +86 15797370922

Email: tyuan028@gmail.com