Beck Arnley 143-0733 Engine Coolant Thermostat

Beck Arnley 143-0733 Engine Coolant Thermostat

Beck Arnley 143-0733 is an engine coolant thermostat built to meet foreign nameplate OE specifications for form, fit, and function. This 180-degree thermostat is a direct-fit choice for a range of Mazda, Kia, Ford, and Mercury applications where accurate coolant temperature control matters.

Key Features

• 180-degree engine coolant thermostat
• Housing not included
• Gasket/seal not included
• OE-spec fit, form, and function for foreign nameplate applications
• Beck Arnley part number 143-0733

Detailed Description

This Beck Arnley thermostat is engineered for vehicles that require a 180 temperature rating, including Mazda Protege, Mazda Miata, Mazda 626, Kia Sportage, and Ford Escort applications. It is also listed for Mazda 323, MX-3, MPV, B2600, MX-6, Mercury Tracer, Mercury Capri, Ford Probe, and Kia Sephia coverage. Beck Arnley sources parts to match OE specifications so the thermostat installs with the correct form and function for the listed vehicles.

Use Beck Arnley 143-0733 when replacing a worn or inaccurate thermostat on compatible Mazda and Kia cooling systems. This part cross-references common OE-style replacement needs for the same application.

What This Part Helps Address

• Engine running too cool or too warm
• Delayed coolant circulation after startup
• Temperature gauge fluctuations tied to thermostat wear
• Cooling system service on listed Mazda, Kia, Ford, and Mercury models
• Replacement of a thermostat that no longer opens at the correct temperature

Installation Notes and Tips

Confirm the 180-degree temperature specification before installation. Housing is not included, and gasket/seal is not included, so inspect the mating surfaces and replace any required sealing components separately. Follow the vehicle service procedure for coolant draining, thermostat orientation, and refill/bleed steps to restore proper cooling system operation.

Quality Assurance

Beck Arnley parts are sourced to meet foreign nameplate OE specifications for form, fit, and function. That sourcing approach supports accurate replacement selection for the listed applications, including Mazda Protege, Mazda 626, and Kia Sportage models.