Diesel Fuel Injection Pump 3919846 for Cummins 4BT 3.9L No Core Charge Direct Fit Durable Replacement High-Pressure Fuel System Upgrade

★★★★★ 5.0 116 reviews

$769.89
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$769.89
Price when purchased online
Free shipping Free 30-day returns

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Management number 215446777 Release Date 2026/04/12 List Price $307.96 Model Number 215446777
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  • 🔍 ​​【OE PART NUMBER】:​​ This is a direct replacement ​​fuel injection pump​​ for the Cummins 4BT engine. It is engineered to match OE part number ​​3919846​​ and is a complete, ready-to-install unit. Please Note: This is a ​​NO CORE​​ item, meaning you do not need to return an old pump.
  • 🚗 ​​【COMPATIBLE MODELS】:​​ This ​​diesel injection pump​​ is specifically designed for the ​​Cummins 4BT 3.9L​​ industrial and automotive diesel engine. This engine was used in various applications, including ​​Dodge Ram​​ trucks (early models), industrial equipment, school buses, and step vans. Please confirm your engine model is the Cummins 4BT.
  • ⚙️ ​​【MILITARY-GRADE DURABILITY】:​​ This ​​injection pump​​ is built for ​​military-grade​​ reliability. It is calibrated to deliver precise fuel metering and timing. Constructed with hardened internal components, it is designed to withstand the high pressures and demands of diesel operation, providing dependable fuel delivery and engine performance for your ​​Cummins 4BT​​.
  • 🔧 ​​【EASY INSTALLATION & HIGH-PERFORMANCE】:​​ 🛠️ ​​Installation​​ requires mechanical knowledge of diesel fuel systems. It involves timing the pump to the engine and connecting fuel lines. This ​​high-performance​​ pump restores proper fuel pressure and injection timing, ensuring easy starting, smooth operation, and optimal power output from your ​​Cummins 3.9L​​ diesel engine.
  • ✅ ​​【FIWARY QUALITY ASSURANCE】:​​ FIWARY guarantees the ​​quality​​ and performance of this vital diesel engine component. It is tested before shipment. We offer a warranty and support, providing a reliable solution for your ​​Cummins​​ fuel system needs without a core charge.

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