HomeBelts and Cooling > Gaskets and Sealing SystemsFel-Pro 35644 Engine Coolant Thermostat Housing Gasket
Part #: 35644

Fel-Pro 35644 Engine Coolant Thermostat Housing Gasket

⚙️ 30 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Toyota, Tacoma, 4Runner, and T100
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Overview of Fel-Pro Engine Coolant Thermostat Housing Gasket 35644

The Fel-Pro 35644 engine coolant thermostat housing gasket is designed for reliable sealing in Toyota 4Runner, T100, and Tacoma models. This premium-grade gasket ensures proper coolant flow and prevents leaks in the thermostat housing assembly.

  • Thickness options: 0.016 inch and 0.4 mm for precise fitment
  • Premium grade material for durability and heat resistance
  • Three mounting holes for secure installation
  • Compatible with Toyota 4Runner, T100, and Tacoma vehicles
  • Part number 35644 for exact replacement

Detailed Product Description

The Fel-Pro 35644 gasket is engineered to meet OEM specifications for Toyota 4Runner, T100, and Tacoma models. It features a thickness of 0.016 inch (0.4 mm), providing an optimal seal between the thermostat housing and engine block. The gasket’s premium grade construction offers enhanced resistance to heat and coolant exposure, reducing the risk of leaks and gasket failure over time. With three mounting holes, it aligns precisely with the thermostat housing for a secure and stable fit.

Applications and Common Issues Addressed

  • Prevents coolant leaks at the thermostat housing
  • Eliminates overheating caused by improper coolant flow
  • Resolves engine performance issues related to thermostat housing seal failure
  • Prevents contamination of coolant system from external debris
  • Maintains engine temperature regulation in Toyota 4Runner, T100, and Tacoma

Installation Notes and Tips

  • Ensure the thermostat housing and engine block surfaces are clean and free of old gasket material
  • Verify the gasket thickness matches the original specification for your vehicle
  • Align the gasket with the three mounting holes before securing the thermostat housing
  • Use manufacturer-recommended torque specifications to avoid gasket damage
  • Inspect the thermostat housing for cracks or warping before installation

Quality Assurance and Warranty

Fel-Pro gaskets are manufactured to meet strict quality standards, ensuring reliable performance in demanding engine environments. The 35644 engine coolant thermostat housing gasket is made from premium materials designed to withstand thermal cycling and coolant exposure. While specific warranty details may vary, Fel-Pro products typically come with a limited warranty against defects in material and workmanship.

This part fits 30 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2004ToyotaTacoma2.7LL4N/A
2004ToyotaTacoma2.4LL4N/A
2003ToyotaTacoma2.7LL4N/A
2003ToyotaTacoma2.4LL4N/A
2002ToyotaTacoma2.7LL4N/A
2002ToyotaTacoma2.4LL4N/A
2001ToyotaTacoma2.7LL4N/A
2001ToyotaTacoma2.4LL4N/A
2000Toyota4Runner2.7LL4N/A
2000ToyotaTacoma2.7LL4N/A
2000ToyotaTacoma2.4LL4N/A
1999Toyota4Runner2.7LL4N/A
1999ToyotaTacoma2.7LL4N/A
1999ToyotaTacoma2.4LL4N/A
1998Toyota4Runner2.7LL4N/A
1998ToyotaT1002.7LL4N/A
1998ToyotaTacoma2.7LL4N/A
1998ToyotaTacoma2.4LL4N/A
1997Toyota4Runner2.7LL4N/A
1997ToyotaT1002.7LL4N/A
1997ToyotaTacoma2.7LL4N/A
1997ToyotaTacoma2.4LL4N/A
1996Toyota4Runner2.7LL4N/A
1996ToyotaT1002.7LL4N/A
1996ToyotaTacoma2.7LL4N/A
1996ToyotaTacoma2.4LL4N/A
1995ToyotaT1002.7LL4N/A
1995ToyotaTacoma2.7LL4N/A
1995ToyotaTacoma2.4LL4N/A
1994ToyotaT1002.7LL4N/A

* 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:

1136811611975020852367C31572

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