The Fuel Injection Pump 294000-0235 / 8-97311373-5 is a premium OEM-quality replacement designed for Isuzu 4JK1 and 4JJ1TC diesel engines. Engineered for accurate fuel delivery and optimal combustion efficiency, this fuel injection pump restores engine power, improves fuel economy, and ensures smooth vehicle operation.
Built using precision-machined internal components, this diesel fuel injection pump maintains consistent high-pressure fuel supply required for modern common-rail diesel systems. It helps reduce engine vibration, improves throttle response, and supports cleaner combustion performance.
Ideal for Isuzu D-Max trucks and commercial diesel applications, this injection pump meets strict quality standards for durability, reliability, and long service life under demanding working conditions.
Key Features & Benefits:
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Direct replacement for 294000-0235 and 8-97311373-5
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Accurate high-pressure fuel delivery system
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Improves engine performance and fuel efficiency
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OEM-standard fitment and performance
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Durable construction for long operational life
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Supports smooth engine starting and acceleration
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Designed for diesel common rail systems
Engine Compatibility:
Isuzu Engines:
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4JK1
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4JJ1TC
Vehicle Applications:
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Isuzu D-Max Truck
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Isuzu Diesel Pickup Trucks
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Commercial Diesel Vehicles equipped with 4JK1 / 4JJ1TC engines
Frequently Asked Questions
Which engines are compatible with this fuel injection pump?
This pump fits Isuzu 4JK1 and 4JJ1TC diesel engines.
What vehicles use this injection pump?
It is commonly used in Isuzu D-Max trucks and compatible diesel applications.
Does this pump improve fuel efficiency?
Yes, accurate fuel pressure delivery helps optimize combustion and fuel economy.
Is this an OEM specification replacement?
Yes, the pump is manufactured according to OEM standards for fit and performance.




