The Fuel Feed Pump for Isuzu 4JB1 / 4JA1 / 4JC1 engines is a premium-quality replacement designed to maintain optimal fuel supply to the injection pump. Built with precision engineering, this pump ensures stable fuel flow and pressure, resulting in better combustion efficiency and reliable engine performance.
Made from durable, corrosion-resistant materials, this feed pump provides long service life under heavy-duty use. It’s a direct-fit OEM replacement, easy to install, and perfectly suited for Isuzu diesel engines used in trucks, pickups, and industrial machinery.
⚙️ Key Features:
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Compatible Engines: Isuzu 4JB1, 4JA1, 4JC1
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Maintains consistent fuel pressure and flow
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OEM-quality construction for reliability and longevity
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Improves engine start-up and performance
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Built from high-grade alloy and rubber components
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Direct-fit replacement — no modification required
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Corrosion and wear-resistant design
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Ideal for truck, pickup, and industrial applications
🚚 Compatible Applications:
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Engines: 4JB1, 4JA1, 4JC1
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Vehicles / Equipment:
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Isuzu NKR, ELF, TFR pickups
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Isuzu construction and industrial machinery
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Years: 1990–2015 (depending on model)
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Fitment Type: Direct OEM Replacement
Frequently Asked Questions (FAQ)
Which engines are compatible with this fuel feed pump?
This pump is compatible with Isuzu 4JB1, 4JA1, and 4JC1 diesel engines.
Is this pump an OEM replacement?
Yes, it is built to OEM specifications for direct fit and reliable performance.
Do I need modifications to install this pump?
No modifications are needed — it’s a direct bolt-on replacement.
What are the benefits of replacing the fuel feed pump?
It ensures consistent fuel pressure, smoother idling, easier starting, and improved engine efficiency.
What vehicles use the 4JB1, 4JA1, and 4JC1 engines?
Commonly found in Isuzu NKR, ELF trucks, pickups, and light commercial vehicles.
Fuel Feed pump | Isuzu 4JB1 / 4JA1/ 4JC1 Engine
OE Replacement: 8973674590, 8970162680, 8973089740, 8973636770, 8973674590, 8970162680, 8973089740, 8973636770, 897016-2680,105220-5850,1052205850, 8973674590, 8970162680, 8973089740, 8973636770
Fits Following: 4JA1, 4JB1, 4JC1, 4JG1, 4JG2, C240, John Deere Excavator:75C, 80C
Fit for Isuzu Engine:
4JA1, 4JB1, 4JC1 (1984 and newer)
4JG1, 4JG2 (1993 and newer)
C240 (1981 and newer)
Applications:
Fit For Komatsu Excavator:SOLAR 55
Fit for Isuzu Engine:
4JA1, 4JB1, 4JC1, 4JG1, 4JG2, C240
Applications:
Fit For Hitachi Excavator:
DX40-C, DX40M-C, DX40MM-C, DX45-C, DX45M-C, DX45MM-C, EX60UR, HR750SM, HX180B, ZR240JC, ZR600TS, ZR800TS, ZX60-HCMC, ZX70, ZX70-HCME, ZX70-HHE, ZX75UR, ZX75URT, ZX75US-A, ZX80LCK, ZX80SB, ZX80SB-HCME, ZX85US-HCME
Year: Provide vin# or serial number for Year Information
