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Everything I have ever purchased from OKWISHING has fit and looks great!
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Diesel fuel injection pump 3973228 for Cummins Engine L8.9 G8.3 6C8.3 QSC8.3 diesel fuel engine
$719.92$1431.56-49.71%
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Features
High-Precision Diesel Fuel Injection Pump
Premium 3973228 model designed for Cummins L8.9, G8.3, 6C8.3, and QSC8.3 engines ensures optimal fuel delivery with CNC-machined stainless steel components for wear resistance.
Enhanced Engine Performance
Precision-calibrated pressure settings (up to 23,000 PSI) maximize combustion efficiency, reducing emissions while boosting horsepower and torque in heavy-duty applications.
Durable Industrial-Grade Build
Hardened alloy housing with ceramic-coated plungers withstands extreme temperatures (-30°C to 120°C) and high-pressure conditions, ideal for construction, mining, and marine engines.
Direct OEM Replacement
100% compatibility with Cummins specifications—no ECU reprogramming needed. Includes laser-etched serial numbers for traceability and anti-counterfeit verification.
Global Stock Availability
Shipped from multiple warehouses with bulk discounts for fleet operators and wholesalers. ISO 9001-certified manufacturing with 12-month warranty.
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