Part# 137-7331 OLD# 1377331


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Cat® Regulator Housing (Dual Stat)

- Big Rig World carries Genuine OEM and Aftermarket parts to repair your vehicle at the lowest prices.

Water regulator housings are important components of engine coolant systems, which circulate coolant through the engine block to maintain engine temperature.

• Cast aluminum regulator housing
• For use with dual thermostat regulator
• For use with 0.375 inch hardware

Cat parts are manufactured to precise specifications and are built for durability, reliability, productivity, less environmental impact, and reuse. Consult your owner’s manual or contact your local Cat dealer for more information.


  • Material Description: Aluminum
  • Overall Height (in): 2.7
  • Overall Height (mm): 68.6
  • Overall Length (in): 9.1
  • Overall Length (mm): 231.1
  • Overall Width (in): 7.7
  • Overall Width (mm): 195.6
 WARNING: This product can expose you to chemicals including Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
More Information
Current Part# 137-7331
Old Part No.: 1377331
Manufacturer CAT
Stock Available
Hot Deals No
Fits CAT
Type OEM
Warranty Standard Manufactures

Note: Cat® parts shipped within the United States only.

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Big Rig World is a retailer of new heavy duty truck parts. We supply OEM and aftermarket parts from name brands, including Paccar, Kenworth, Peterbilt, CAT, Cummins, Freightliner, Mack, Volvo, Fleet Engineers, and many others. We ship parts to the United States, Canada, Mexico, Russia and several other countries. Big Rig World also sells to wholesale customers including parts stores, dealerships, service shops, and fleets where customers get wholesale pricing, shipping specials, and other perks. Our team is multi-lingual with a deep knowledge of truck parts and can help you get the part you need to the place you need it!