294000-1821 1j433-50502 Diesel Fuel Injection Pump HP3 for Isuzu 4HK1 NPR NQR NRR truck
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Product Name
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Common Rail Diesel Fuel Injection Pump
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Place of Origin
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Wuhan,China
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Warranty
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6 Months
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Delivery time
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3-5 Days, subject to the order quantity
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Quality
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100% Tested
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Packing
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Customer Requirement
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Service
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After-Sales Service
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Size
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Standard Size
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Payment
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TT,Trade Assurance,PayPal,Credit Card
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Advantage
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Perfect Fit
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Compatible Engine
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Engine Model: Isuzu 4HK1 (Newer Generation / Tier 4 / Euro 5 5.2L Diesel Engine)
Compatible Truck Models
This pump is commonly used in newer models (typically 2011–2020+) of Isuzu N-Series medium-duty trucks:
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Isuzu NPR
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Isuzu NPR-HD
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Isuzu NQR
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Isuzu NRR
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GMC W-Series (W3500, W4500, W5500)
Industrial / Machinery Applications
It also fits various construction machinery equipped with the newer 4HK1 engine, including:
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Hitachi Excavators (e.g., ZX200-5, ZX210-5, ZX240-5, ZX250-5)
Company Info
Wuhan Jinhong Auto Parts Co., Ltd. is a manufacturer and exporter of common rail fuel injectors integrating manufacturing,processing and R & D.
Our factory has a complete and scientific management system and professional product development team, products have been advancing with The Times, quality is also constantly improving, product quality and service have been widely recognized by the industry. Our company has its own factory, combined with the sales model of trade factory, we can provide customers with a full range of services. In addition, our company has international logistics partners to reduce transportation costs for customers. Our company is a leading manufacturer and supplier of Marine parts and auto parts in China. At the same time, we have established partnerships with hundreds of factories specializing in the production of various high-quality auto parts.
Our goal is to provide the best service at the best price, your satisfaction is our best return. Look forward to working with you. Welcome friends from all walks of life to visit, guidance and business negotiations.
Frequently Asked Questions (FAQ)
Q1: Is this fuel injection pump compatible with my vehicle?
A: This fuel pump is specifically designed for 2011 and newer Isuzu N-Series trucks (NPR, NQR, NRR) and industrial equipment powered by the Isuzu 4HK1 5.2L engine. To ensure a perfect fit, please check the nameplate on your old pump for the DENSO number 294000-1821 (or 294000-1820/1822) or the Isuzu OEM number 8-98144186-#.
Q2: What are the interchangeable part numbers for 294000-1821?
A: It is fully interchangeable with the following part numbers:
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DENSO Numbers: 294000-1820, 294000-1822, 294000-1823, 294000-182#
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Isuzu OEM Numbers: 8-98144186-0, 8-98144186-1, 8-98144186-2, 8981441860, 8981441861, 8981441862
Q3: Does the fuel pump come with a warranty?
A: Yes, we provide a 6-month warranty from the date of purchase. The warranty covers manufacturing and material defects. It does not cover failures caused by fuel contamination (water, rust, dirt in the fuel system) or improper installation.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.