Fel-Pro Engine Coolant Thermostat Housing Gasket

Fitment Summary

This gasket is designed to fit 2003 to 2005 Toyota 4Runner, Tacoma, and Tundra models equipped with the specified engine cooling system components. It ensures a proper seal between the thermostat housing and the engine block, helping to prevent leaks and maintain optimal engine temperature.

Part #: 35774

Overview

The Fel-Pro 03-05 Toyota 4Runner / Tacoma / Tundra Engine Coolant Thermostat Housing Gasket is a high-quality replacement part engineered to provide a reliable seal in your vehicle’s cooling system. Crafted specifically for repair environments, this gasket is ideal for mechanics and DIY enthusiasts seeking a durable, OEM-quality solution. It helps ensure your engine maintains proper operating temperature by preventing coolant leaks at the thermostat housing connection, which is critical for engine longevity and performance. Designed for use in Toyota trucks from the early 2000s, this gasket supports a secure fit even on imperfect sealing surfaces. Manufactured with proprietary materials, it offers excellent resistance to heat, coolant chemicals, and pressure fluctuations, making it a dependable choice for maintaining your vehicle’s cooling system integrity.

Key Features

This gasket features advanced sealing technology and durable materials to support long-lasting performance. Its design focuses on providing a tight, reliable seal to prevent coolant leaks and protect engine components. The key features include:

• Manufactured with proprietary, heat-resistant materials for durability
• Engineered to seal effectively on imperfect surfaces
• Designed to withstand coolant chemicals and pressure fluctuations
• Precisely fits 2003–2005 Toyota 4Runner, Tacoma, and Tundra models
• Easy to install with OEM-like fit and sealing capabilities
• Supports reliable engine cooling and prevents costly leaks