HomeBelts and Cooling > Thermostat and HousingBeck Arnley 143-0902 Engine Coolant Thermostat
Part #: 143-0902

Beck Arnley 143-0902 Engine Coolant Thermostat

⚙️ 8 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$51.43Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Smart, Fortwo
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Engine Coolant Thermostat for Smart Fortwo

The Beck Arnley 143-0902 engine coolant thermostat is designed specifically for Smart Fortwo models. This thermostat operates at a precise temperature of 194°F to ensure optimal engine performance and temperature regulation.

  • Engine coolant thermostat for Smart Fortwo vehicles
  • Maintains a consistent 194°F operating temperature
  • Part number 143-0902 for accurate identification
  • Thermostat housing not included
  • Compatible with Smart Fortwo engine cooling systems

Product Details and Specifications

This Beck Arnley engine coolant thermostat (part number 143-0902) is engineered to regulate coolant flow by opening at 194 degrees Fahrenheit. Maintaining this temperature helps prevent engine overheating and promotes efficient fuel combustion. The thermostat is sold without the housing, allowing for replacement of the thermostat element itself while reusing the existing housing. This part is compatible with Smart Fortwo models, ensuring proper fitment and function within the vehicle's cooling system.

Common Applications and Problem Resolution

  • Prevents engine overheating by regulating coolant temperature
  • Resolves issues with inconsistent engine temperature readings
  • Addresses poor heater performance due to thermostat failure
  • Helps avoid engine damage caused by stuck-open or stuck-closed thermostats
  • Improves overall engine efficiency and emissions control

Installation Notes and Tips

When installing the Beck Arnley 143-0902 thermostat, ensure the engine is cool before beginning work. Since the housing is not included, carefully remove the old thermostat from the existing housing and clean the mating surfaces before installing the new thermostat. Proper sealing is critical to prevent coolant leaks. Follow manufacturer torque specifications for housing bolts to avoid damage.

Quality Assurance and Warranty

Beck Arnley parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 143-0902 engine coolant thermostat undergoes rigorous quality control to ensure reliable operation. While specific warranty details are not provided here, Beck Arnley typically offers coverage against defects in materials and workmanship. Consult product documentation or authorized sources for exact warranty terms.

BrandBeck Arnley
Part Number143-0902
HOUSINGNot included
TEMPERATURE194

This part fits 8 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2015SmartFortwo1.0LL3N/AORIGINAL EQUIPMENT TEMPERATURE; TEMPERATURE 194
2014SmartFortwo1.0LL3N/AORIGINAL EQUIPMENT TEMPERATURE; TEMPERATURE 194
2013SmartFortwo1.0LL3N/AORIGINAL EQUIPMENT TEMPERATURE; TEMPERATURE 194
2012SmartFortwo1.0LL3N/AORIGINAL EQUIPMENT TEMPERATURE; TEMPERATURE 194
2011SmartFortwo1.0LL3N/AORIGINAL EQUIPMENT TEMPERATURE; TEMPERATURE 194
2010SmartFortwo1.0LL3N/AORIGINAL EQUIPMENT TEMPERATURE; TEMPERATURE 194
2009SmartFortwo1.0LL3N/AORIGINAL EQUIPMENT TEMPERATURE; TEMPERATURE 194
2008SmartFortwo1.0LL3N/AORIGINAL EQUIPMENT TEMPERATURE; TEMPERATURE 194

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.