High Pressure Mechanical Fuel Pump 4307021 3973228 for Komatsu L Series Cummins QSL8.9/ISL8.9/QSC8.3/ISC8.3

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Product Description

A fuel pump is a vital component of a vehicle's fuel system that is responsible for supplying fuel to the engine. The fuel pump works by drawing fuel from the fuel tank and delivering it to the engine at a consistent rate and pressure.

Daysyore offers a full range of Fuel Pump products designed to meet or exceed the OEM specifications, and has been tested and validated to ensure optimal performance and reliability.  


Material: aluminum

Weight: 16kg

OE Number: 4307021 4921431 3973228

Engine Model:

Cummins QSL8.9/ISL8.9/QSC8.3/ISC8.3

Komatsu PC340LC-KU-6

Type: Aftermarket

Warranty: 12 months


Komatsu L Series

Returns Policy

Thanks for choosing Daysyore. All of our Daysyore products are strictly tested by our quality inspection team before shipment, if you find any quality issue, please email us at support@daysyore.com

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

The refund will be processed within 7 working days after the receipt and validation of return. Please check your account then.


Do you ship internationally?

NO, We have our own warehouse in the United States and we only ship to the United States.

How much is the shipping?

Free shipping on all items

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Shipping Time?

Processing time: 1-3 Business days

Shipping time: US: 3-5 Business days

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