What are the opening hours?

Monday 8am - 4:30pm Tuesday 8am - 4:30pm Wednesday 8am - 4:30pm Thursday 8am - 4:30pm Friday 9am - 4:30pm

US Motor Works

US Motor Works manufactures premium high quality automotive and heavy duty fuel pumps, water pumps, fan clutches, timing kits and other cooling products.

With more than 50 years of combined manufacturing experience, US Motor Works is committed to providing an extensive line of high quality products, excellent customer service and the best support program available in the automotive and heavy-duty market. US Motor Works, A Certified ISO9001:2015 Company

07/20/2026

To support proper installation and long-term performance of the US6662 water pump, we have released a new Technical Service Bulletin highlighting several critical installation procedures that should always be followed during service.

The US6662 is one of our most widely used water pumps, and proper installation practices play an important role in ensuring reliable operation and preventing premature cooling system issues. This bulletin focuses on key areas, including:

• Using the correct coolant type and replacing contaminated coolant
• Proper mounting bolt torque specifications
• Correct threadlocker application
• Proper cooling system bleeding and air removal procedures

For more information, https://www.usmotorworks.com/technical-service-bulletin-part-no-us6047/

07/17/2026

A complete cooling solution featuring an OSC Severe Duty radiator, aluminum shroud, and dual high-output Derale electric fans. Designed for towing, heavy-duty use, and demanding applications, it delivers greater cooling capacity, improved airflow, and installation-ready performance in a single package.

For more information, https://www.usmotorworks.com/product/68843

07/15/2026

OSC Cooling Products is proud to introduce its new Severe Duty Radiator Line, featuring 9 new part numbers designed to deliver exceptional cooling performance, durability, and reliability in the most demanding applications. Engineered to outperform traditional aftermarket solutions and provide a premium alternative to OE products, Severe Duty Radiators are built with quality, strength, and long-lasting performance in mind. Whether operating under heavy loads or extreme conditions, customers can count on OSC’s Severe Duty line to help keep vehicles running cooler and performing at their best. Explore the complete Severe Duty Line https://www.usmotorworks.com/product-category/severe-duty-radiators/

07/04/2026

🇺🇸 Happy 4th of July!🇺🇸

This Independence Day, we’re celebrating the freedom to push limits, build performance, and chase speed. 🇺🇸🏁

A big shoutout to driver Nick Relampagos, who continues to represent American performance with passion, precision, and determination on the track. We’re proud to have Nick flying the colors of US Motor Works and Derale Performance as he puts our products to the test where it matters most.

From everyone at US Motor Works and Derale Performance, we wish you and your family a safe, exciting, and unforgettable Fourth of July!

Freedom. Speed. America. Built in the USA. 🇺🇸🔥

07/01/2026

Introducing The New Derale Severe-Duty Cooling Kit PN: 68843. A complete cooling solution featuring an OSC Severe-Duty radiator, aluminum shroud, and dual high-output Derale electric fans. Designed for towing, heavy-duty use, and demanding applications, it delivers greater cooling capacity, improved airflow, and installation-ready performance in a single package.

https://www.usmotorworks.com/product/68843/

06/17/2026

Introducing the NEW USMW-HD US332 Variable Speed Water Pump for PACCAR MX13 applications. Built to meet the demands of heavy-duty performance, the US332 is a brand-new unit—not remanufactured—and is proudly assembled in the USA using high-quality components and ISO-certified manufacturing processes. Every pump is 100% leak-tested to ensure dependable performance right out of the box.

When uptime matters, trust a water pump engineered for durability, reliability, and the long haul. See the Product Release here. https://www.usmotorworks.com/wp-content/uploads/2026/05/US332-USMW-HD-PressRelease-.pdf

06/15/2026

📢 New Technical Service Bulletin Available for US6662 Water Pumps

Proper installation is critical to long-term water pump performance. Our latest TSB highlights key installation procedures, including:

✔ Correct coolant selection
✔ Proper torque specifications
✔ Threadlocker application
✔ Cooling system bleeding procedures

Review the bulletin before installation to help ensure reliable performance, maximize service life, and prevent common cooling system issues.
See Bulletin Here. https://www.usmotorworks.com/wp-content/uploads/2026/06/US6662-Technical-Bulletin-English-Spanish.pdf

06/03/2026

Keep your Car/Truck running strong with OSC Automotive Radiator – Part No. 13064. Built for durability and dependable performance, OSC Radiators are designed to handle demanding conditions while improving engine efficiency and reliability on the road.
Fits:
• Dodge Grand Caravan 2008-2020 • 2012-2015 Dodge Ram
• 2008-2016 Chrysler Town & Country

When performance matters, trust OSC to deliver cooling solutions that go the distance. See our Online Parts Finder to easily locate the right fit for your vehicle.
https://www.usmotorworks.com/parts-finder/osc-parts-finder/

06/02/2026

Derale Performance is exhibiting at HPX 2026 in Charlotte, NC. Visit us at Booth 1408 to explore our latest cooling innovations and discover why enthusiasts, builders, and racers trust Derale to perform. June 2-4

06/01/2026

Power up your EV build with high-performance fluid cooling that doesn’t compromise. This compact, high-efficiency plate cooler delivers serious thermal control for batteries, inverters, drivetrains, and motors—pushing up to 67,000 BTU/hr with rugged, all-aluminum construction and an IP68-rated electric fan built to handle the toughest conditions. Whether you're building for motorsports, off-road, or high-performance conversions, this system keeps temperatures in check so you can focus on performance where it matters most.

See link for more informationhttps://www.usmotorworks.com/wp-content/uploads/2026/05/Derale-EV-Flyer1.pdf

Address

14722 Anson Avenue
Santa Fe Springs, CA
90670

Opening Hours

Monday	8am - 4:30pm
Tuesday	8am - 4:30pm
Wednesday	8am - 4:30pm
Thursday	8am - 4:30pm
Friday	9am - 4:30pm

Telephone

(562) 404-0488

Website

http://www.usmotorworks.com/

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