HomeBelts and Cooling > Thermostat and HousingFour Seasons 86309 Engine Coolant Water Outlet
Part #: 86309

Four Seasons 86309 Engine Coolant Water Outlet

Water Outlet
⚙️ 11 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$51.76Free 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: Mazda, Miata
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Engine Coolant Water Outlet for Mazda Miata

The Four Seasons Water Outlet 86309 is designed specifically for Mazda Miata models, providing a durable and precise fit. Crafted from aluminum, this engine coolant water outlet ensures efficient heat dissipation and long-lasting performance.

  • Constructed from high-quality aluminum for durability
  • Compatible with Mazda Miata vehicles
  • Maximum height of 2.27 inches for proper fitment
  • Bolt hole center-to-center distance of 2.64 inches
  • Inlet diameter of 1.22 inches for optimal coolant flow
  • Mount flange width of 0.39 inches
  • Meets or exceeds OEM specifications
  • Style without thermostat; thermostat not included
  • Gasket or seal not included

About the Four Seasons Water Outlet Product Line

The Four Seasons Water Outlet line focuses on engine coolant components designed to maintain proper engine temperature and prevent overheating. This product line offers reliable replacement parts that meet or exceed original equipment manufacturer standards, ensuring compatibility and performance for specific vehicle applications like the Mazda Miata.

Product Details and Specifications

This engine coolant water outlet (part number 86309) is made from aluminum, providing excellent resistance to corrosion and heat. The outlet features a maximum height of 2.27 inches and a bolt hole center-to-center measurement of 2.64 inches, ensuring a secure and accurate fit. The inlet diameter measures 1.22 inches, allowing for efficient coolant flow through the system. The mount flange width is 0.39 inches, designed to align precisely with the engine housing. This part is styled without a thermostat and does not include a gasket or seal, so these components must be sourced separately if needed.

Common Applications and Issues Addressed

  • Replacement of worn or damaged engine coolant water outlets on Mazda Miata
  • Resolving coolant leaks caused by cracked or corroded outlets
  • Preventing engine overheating due to faulty coolant flow
  • Maintaining proper engine temperature regulation
  • Ensuring OEM-level fit and function in cooling system repairs

Installation Notes and Tips

When installing the Four Seasons Water Outlet 86309, ensure the mating surfaces are clean and free of old gasket material. Since the gasket or seal is not included, use a compatible gasket to prevent leaks. Verify bolt hole alignment using the 2.64-inch center-to-center measurement before securing the outlet. Proper torque specifications should be followed to avoid damage to the aluminum housing. This part is designed for use without a thermostat, so confirm your vehicle’s cooling system configuration before installation.

Quality Assurance and Warranty

Four Seasons parts are manufactured to meet or exceed OEM standards, providing reliable performance and durability. The Water Outlet 86309 undergoes rigorous quality control to ensure proper fit and function for Mazda Miata vehicles. While specific warranty details are not provided here, Four Seasons typically offers limited warranties on their replacement parts to cover defects in materials and workmanship.

BrandFour Seasons
Part Number86309
PositionWater Outlet
MaterialAluminum
Maximum Height2.27
Gasket Or Seal IncludedNot included
Bolt Hole Center To Bolt Hole Center2.64
DescriptionEngine coolant components
Inlet Dia. IN1.22
Meets / Exceeds OEM?Yes
Mnt Flange Width IN0.39
StyleW/o thermostat
Thermostat Included?Not included
TypeOutlet

This part fits 11 vehicles. Search below:

YearMakeModelPositionNotes
2005MazdaMiataN/AOutlet; Water Outlet
2004MazdaMiataN/AOutlet; Water Outlet
2003MazdaMiataN/AOutlet; Water Outlet
2002MazdaMiataN/AOutlet; Water Outlet
2001MazdaMiataN/AOutlet; Water Outlet
2000MazdaMiataN/AOutlet; Water Outlet
1999MazdaMiataN/AOutlet; Water Outlet
1997MazdaMiataN/AOutlet; Water Outlet
1996MazdaMiataN/AOutlet; Water Outlet
1995MazdaMiataN/AOutlet; Water Outlet
1994MazdaMiataN/AOutlet; Water 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:

81713986309BPE815172

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