HomeBelts and Cooling > Thermostat and HousingGates 34806 Engine Coolant Thermostat
Part #: 34806

Gates 34806 Engine Coolant Thermostat

OE Type Thermostat
⚙️ 6 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦OE Type Thermostat
🚗Fitment: Subaru, Legacy and Outback
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Engine Cooling for Subaru Legacy and Outback

The Gates OE Type Thermostat 34806 is engineered to maintain optimal engine temperature for Subaru Legacy and Outback models. Designed with durable steel and copper materials, this engine coolant thermostat ensures precise temperature regulation and reliable performance.

  • Constructed from steel and copper for durability and heat resistance
  • Reverse poppet design for efficient coolant flow control
  • Start to open temperature at 192°F (89°C) for accurate engine temperature management
  • Includes one jiggle pin weep hole to prevent air locks
  • Sealing flange outside diameter of 2.2 inches and height between flanges of 1.26 inches
  • OE Type Thermostat line ensures original equipment performance standards

Detailed Features of Gates OE Type Thermostat 34806

This thermostat features a reverse poppet design that enhances coolant flow and temperature regulation, critical for maintaining engine efficiency in Subaru Legacy and Outback vehicles. The steel and copper construction provides corrosion resistance and long service life. With a start to open temperature of 192°F (89°C), it opens precisely to allow coolant circulation when the engine reaches optimal operating temperature. The thermostat includes a jiggle pin weep hole to help release trapped air, reducing the risk of overheating. Its dimensions, including a 2.2-inch sealing flange outside diameter and 1.26-inch height between flanges, ensure proper fitment and sealing within the cooling system.

About the OE Type Thermostat Product Line

The Gates OE Type Thermostat line is designed to meet original equipment specifications, providing reliable temperature control and compatibility with specific vehicle models. This product line focuses on delivering thermostats that match the exact fit, form, and function of factory-installed parts, making it suitable for Subaru Legacy and Outback owners seeking dependable engine cooling components.

Common Applications and Issues Addressed

  • Regulates engine temperature to prevent overheating
  • Prevents coolant flow interruptions caused by air pockets
  • Maintains efficient engine warm-up times
  • Replaces faulty or stuck thermostats causing engine performance issues
  • Ensures proper coolant circulation for engine longevity

Installation Notes and Tips

The Gates 34806 thermostat does not include an installation tool, so using appropriate tools for removal and installation is recommended. Ensure the sealing flange and housing surfaces are clean before installation to prevent leaks. Verify the jiggle pin is positioned correctly to allow air release. This thermostat is compatible with Subaru Legacy and Outback models; always confirm vehicle fitment before installation.

Quality Assurance and Warranty

Gates OE Type Thermostat 34806 meets original equipment performance standards, ensuring reliable operation and durability. Manufactured with high-quality steel and copper materials, this thermostat is built to withstand demanding engine conditions. While specific warranty details are not provided, Gates products typically adhere to industry quality controls and standards for automotive replacement parts.

BrandGates
Part Number34806
PositionOE Type Thermostat
0
.94
1
DesignReverse Poppet
DesignReverse Poppet
Gasket Quantity0
Height1.88
Height Between Flanges1.26
Height from Flange (in).94
Includes Installation ToolNo
Installation Tool IncludedNo
Jiggle Pin Weep HoleYes
MaterialSteel, Copper
MaterialSteel, Copper
Number of Gaskets0
Number of Jiggle Pins/Check Valves1
Number of Seals0
OE Comparison RatingOE Performance
Sealing Flange Outside Diameter2.2
Start to Open Temperature89
Start to Open Temperature192
TypeOE Type Thermostat

This part fits 6 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2012SubaruLegacy2.5LH4GASN/A192 Degree; Alternate Temperature; OE Type Thermostat
2012SubaruOutback2.5LH4GASN/A192 Degree; Alternate Temperature; OE Type Thermostat
2011SubaruLegacy2.5LH4GASN/A192 Degree; Alternate Temperature; OE Type Thermostat
2011SubaruOutback2.5LH4GASN/A192 Degree; Alternate Temperature; OE Type Thermostat
2010SubaruLegacy2.5LH4GASN/A192 Degree; Alternate Temperature; OE Type Thermostat
2010SubaruOutback2.5LH4GASN/A192 Degree; Alternate Temperature; OE Type Thermostat

* 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:

21200AA20021210AA120294-19234806

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