HomeBelts and Cooling > Thermostat and HousingGates 33950 Engine Coolant Thermostat
Part #: 33950

Gates 33950 Engine Coolant Thermostat

Integrated Housing Thermostat
⚙️ 45 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Integrated Housing Thermostat
🚗Fitment: Porsche, 911, Boxster, and Cayman
🔄Easy Returns — Return within 60 days for a full refund
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Overview of Gates Integrated Housing Thermostat 33950

The Gates Integrated Housing Thermostat 33950 is designed for precise engine temperature regulation in Porsche vehicles. Engineered to meet OE performance standards, this thermostat housing assembly ensures reliable coolant flow and temperature control for Porsche 911, Boxster, and Cayman models.

  • Integrated housing thermostat design for streamlined installation
  • Start to open temperature at 83°C (181°F) for optimal engine warm-up
  • Outlet outside diameter of 1.74 inches and inside diameter of 1.59 inches
  • Four bolt holes for secure mounting
  • Non-electric thermostat without jiggle pin or check valve

Detailed Product Description

This Gates Integrated Housing Thermostat 33950 combines the thermostat and housing into a single unit, simplifying replacement and reducing potential leak points. The thermostat opens at 83°C (181°F), allowing coolant to circulate once the engine reaches the correct operating temperature. The housing features an outlet with an outside diameter of 1.74 inches and an inside diameter of 1.59 inches, designed to fit precisely with the cooling system components of Porsche 911, Boxster, and Cayman models. The unit is secured with four bolt holes, ensuring a stable and leak-free installation. This thermostat is non-electric and does not include a jiggle pin or check valve, consistent with the original equipment specifications.

About the Gates Integrated Housing Thermostat Product Line

The Gates Integrated Housing Thermostat line offers a combined thermostat and housing solution that meets OE performance criteria. This design reduces installation complexity and potential failure points compared to separate thermostat and housing assemblies. The 33950 part number is part of this line, providing a reliable cooling system component specifically engineered for Porsche applications.

Common Applications and Issues Addressed

  • Maintains proper engine operating temperature for Porsche 911, Boxster, and Cayman
  • Prevents engine overheating due to thermostat failure
  • Eliminates coolant leaks from worn or damaged thermostat housings
  • Ensures consistent coolant flow for efficient engine performance
  • Replaces faulty or aging integrated thermostat housing assemblies

Installation Notes and Tips

  • Ensure the engine is cool before beginning installation to avoid burns
  • Use the four bolt holes to securely fasten the thermostat housing
  • Verify the thermostat opens at 83°C (181°F) to match engine specifications
  • Inspect surrounding hoses and seals for wear during replacement
  • Follow manufacturer torque specifications to prevent leaks or damage

Quality Assurance and Warranty

The Gates Integrated Housing Thermostat 33950 is manufactured to meet or exceed OE performance standards, ensuring durability and reliable operation. While specific warranty details are not provided, Gates products typically undergo rigorous quality control processes to maintain consistent performance in demanding automotive environments.

BrandGates
Part Number33950
PositionIntegrated Housing Thermostat
0
Bolt Hole Quantity4
Check ValveNo
ElectricNo
ElectricNo
Jiggle Pin Weep HoleNo
Jiggle Pin/Check ValveNo
Number of Bolt Holes4
Number of Jiggle Pins/Check Valves0
Number of Seals0
OE Comparison RatingOE Performance
OE ExactNo
Outlet Inside Diameter1.59
Outlet Inside Diameter 1 (in)1.59
Outlet Outside Diameter1.74
Outlet Outside Diameter 1 (in)1.74
Start to Open Temperature83
Start to Open Temperature181
Temperature (C)83
TypeIntegrated Housing Thermostat

This part fits 45 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersFuel TypePositionNotes
2008Porsche9113.6LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2008Porsche9113.8LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2008PorscheBoxster2.7LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2008PorscheBoxster3.4LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2008PorscheCayman2.7LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2008PorscheCayman3.4LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2007Porsche9113.6LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2007Porsche9113.8LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2007PorscheBoxster2.7LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2007PorscheBoxster3.4LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2007PorscheCayman2.7LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2007PorscheCayman3.4LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2006Porsche9113.6LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2006Porsche9113.8LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2006PorscheBoxster2.7LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2006PorscheBoxster3.2LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2006PorscheCayman3.4LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2005Porsche911Targa3.6LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2005Porsche911Carrera3.6LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2005Porsche9113.8LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2005PorscheBoxster2.7LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2005PorscheBoxster3.2LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2004Porsche9113.6LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2004Porsche911Carrera3.6LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2004Porsche911Targa3.6LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2004PorscheBoxster2.7LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2004PorscheBoxster3.2LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2003Porsche9113.6LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2003Porsche911Carrera3.6LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2003Porsche911Targa3.6LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2003PorscheBoxster2.7LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2003PorscheBoxster3.2LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2002Porsche9113.6LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2002PorscheBoxster2.7LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2002PorscheBoxster3.2LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2001Porsche9113.4LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2001PorscheBoxster2.7LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2001PorscheBoxster3.2LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2000Porsche9113.4LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2000PorscheBoxster2.7LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
2000PorscheBoxster3.2LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
1999Porsche9113.4LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
1999PorscheBoxster2.5LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
1998PorscheBoxster2.5LH6GASN/A180 Degree; OE Temperature; Integrated Housing Thermostat
1997PorscheBoxster2.5LH6GASN/A180 Degree; OE Temperature; Integrated Housing 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:

147683172833950455-180460-18046280861639961060135999610612552

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