HomeBelts and Cooling > Thermostat and HousingFour Seasons 86144 Engine Coolant Thermostat / Water Outlet Assembly
Part #: 86144

Four Seasons 86144 Engine Coolant Thermostat / Water Outlet Assembly

Water Outlet
⚙️ 24 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$131.36Free 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
📦Water Outlet
🚗Fitment: Mercedes-Benz, C180, C200, C250, C300, C350, C400, C63 AMG, C63 AMG S, SLK200, and SLK250
🔄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 and Water Outlet Assembly

The Four Seasons Water Outlet 86144 is designed to maintain optimal engine temperature for select Mercedes-Benz models. This assembly includes a thermostat and water outlet, ensuring efficient coolant flow and temperature regulation.

  • Constructed from durable plastic material
  • Includes gasket or seal for secure installation
  • Maximum height of 5.000 inches for precise fit
  • Inlet diameter of 0.980 inches
  • Bolt hole center-to-center distance of 1.6 inches
  • Mount flange width of 0.500 inches
  • Thermostat included within the assembly
  • Meets or exceeds OEM specifications
  • Compatible with various Mercedes-Benz models including C63 AMG, C180, C200, C250, C300, C350, C400, SLK200, and SLK250

About the Four Seasons Water Outlet Product Line

The Four Seasons Water Outlet product line focuses on engine coolant components designed to provide reliable temperature control and coolant flow. The 86144 part number is part of this line, combining the thermostat and water outlet into a single assembly to simplify replacement and ensure compatibility with specific Mercedes-Benz vehicles.

Product Details and Specifications

This engine coolant thermostat and water outlet assembly is made from high-quality plastic, offering durability and resistance to corrosion. The included thermostat regulates coolant temperature, while the water outlet directs coolant flow efficiently. The gasket or seal included with the part ensures a leak-free installation. With precise measurements such as a 0.980-inch inlet diameter and a 1.6-inch bolt hole center-to-center distance, this assembly fits securely on compatible Mercedes-Benz engines.

Common Applications and Problem Resolution

  • Replacement for faulty or leaking water outlet assemblies
  • Solves overheating issues caused by thermostat failure
  • Prevents coolant leaks due to worn or damaged seals
  • Restores proper coolant flow in Mercedes-Benz C63 AMG and SLK series
  • Addresses engine temperature regulation problems in C-Class models

Installation Notes and Tips

Ensure the engine is cool before beginning installation. Remove the old water outlet assembly carefully to avoid damaging surrounding components. Clean the mounting surface thoroughly before installing the new gasket and assembly. Torque bolts to manufacturer specifications to prevent leaks. Verify proper coolant levels and check for leaks after installation.

Quality Assurance and Warranty

The Four Seasons Water Outlet 86144 meets or exceeds OEM standards for fit and function. This part is engineered to provide reliable performance and durability. It includes a gasket and thermostat to ensure a complete replacement solution. Warranty details are provided by Four Seasons and typically cover defects in material and workmanship.

BrandFour Seasons
Part Number86144
PositionWater Outlet
Bolt Hole Center To Bolt Hole Center1.6
DescriptionEngine Coolant Components
Gasket Or Seal IncludedIncluded
Inlet Dia. IN0.980
MaterialPlastic
Maximum Height5.000
Meets / Exceeds OEM?Yes
Mnt Flange Width IN0.500
Stylew/ Thermostat
Thermostat Included?Included
TypeOutlet

This part fits 24 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2015Mercedes-BenzC180N/AWater Outlet
2015Mercedes-BenzC200N/AWater Outlet
2015Mercedes-BenzC2501.8LL4N/AWater Outlet
2015Mercedes-BenzC2502.0LL4N/AWater Outlet
2015Mercedes-BenzC300N/AWater Outlet
2015Mercedes-BenzC350N/AWater Outlet
2015Mercedes-BenzC400N/AWater Outlet
2015Mercedes-BenzC63 AMGN/AWater Outlet
2015Mercedes-BenzC63 AMG SN/AWater Outlet
2015Mercedes-BenzSLK200N/AWater Outlet
2015Mercedes-BenzSLK250N/AWater Outlet
2014Mercedes-BenzC200N/AWater Outlet
2014Mercedes-BenzC250N/AWater Outlet
2014Mercedes-BenzSLK200N/AWater Outlet
2014Mercedes-BenzSLK250N/AWater Outlet
2013Mercedes-BenzC200N/AWater Outlet
2013Mercedes-BenzC250N/AWater Outlet
2013Mercedes-BenzSLK200N/AWater Outlet
2013Mercedes-BenzSLK250N/AWater Outlet
2012Mercedes-BenzC180N/AWater Outlet
2012Mercedes-BenzC200N/AWater Outlet
2012Mercedes-BenzC2501.8LL4N/AWater Outlet
2012Mercedes-BenzSLK2001.8LL4N/AWater Outlet
2012Mercedes-BenzSLK250N/AWater Outlet

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

This part directly replaces or is cross-referenced with the following part numbers:

27120001152712000215271200031534833788217815974861449025177W98674

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.