Motorad S-401 Engine Coolant Thermostat Seal

The Motorad S-401 is a precision-engineered thermostat seal designed to create a reliable, leak-free connection between your engine's thermostat and housing. This seal is a critical component for maintaining proper coolant flow and preventing leaks in your engine's cooling system.

Key Features:

• Constructed from high-quality rubber materials engineered for long-lasting durability
• Designed to withstand high engine temperatures and resist degradation from engine coolant exposure
• Precision-molded for an accurate, OEM-quality fit that ensures proper sealing
• Prevents coolant leaks at the thermostat housing interface
• Direct replacement seal for thermostat installations and maintenance

This thermostat seal is an essential component whenever replacing your engine thermostat. The high-temperature resistant rubber compound maintains its sealing properties throughout the extreme thermal cycling of engine operation, while the precision design ensures proper alignment and fit during installation.