This truck part is made by Cummins®. We guarantee that all of our parts are from the OEM (original equipment manufacturer), ensuring a proper fit and quality manufacturing. We make it easy to buy truck parts online.
We honor the warranty provided by the original equipment manufacturer.
Fuel injection pump (part number 3933621) is a critical component in the fuel system of a truck. It delivers fuel to the engine at high pressure, ensuring efficient combustion and power delivery. The pump is responsible for pressurizing the fuel and delivering it to the injectors at precisely timed intervals, allowing for optimal engine performance. The 3933621 model is specifically designed for use in diesel engines and features advanced technology that ensures reliable operation even under extreme conditions. Regular maintenance and replacement of worn components are crucial to ensuring the longevity of this vital component.
SPECIFICATIONS
RECOMMENDED PARTS
* Variable geometry turbocharger and electronic actuator repairs are not eligible to be claimed as over-the-counter under New or ReCon parts warranty for parts installed after October 1, 2018.
* Diesel Oxidation Catalyst (DOC), Diesel Particulate Filter (DPF), Selective Catalyst Reduction (SCR) catalyst, and Electronic Control Module (ECM) repairs are not eligible to be claimed as over-the-counter under New or ReCon parts warranty for parts installed after January 1, 2020.
* These restrictions are only applicable to New parts and ReCon parts coverages for the components listed above sold to a customer in the US or Canada. All other coverages are excluded. All other regions are excluded.
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