The Fel-Pro 35801 Engine Coolant Water Inlet Seal is a precision-engineered gasket designed to restore the integrity of your vehicle’s cooling system by eliminating leaks at the water inlet connection. Built to meet or exceed OEM specifications, this high-quality seal ensures a tight, durable fit that prevents coolant loss, reduces the risk of engine overheating, and maintains optimal thermal performance under demanding conditions.
Cooling system failures often begin with small leaks at critical sealing points such as the thermostat housing or water inlet. Over time, exposure to heat cycles, pressure fluctuations, and chemical degradation causes inferior gaskets to harden, crack, or lose elasticity. The Fel-Pro 35801 addresses these failure points by using advanced sealing materials that resist shrinkage, thermal breakdown, and coolant corrosion, ensuring long-term reliability across a wide range of operating temperatures.
Designed for both professional mechanics and DIY automotive repair, this water inlet seal provides straightforward installation and consistent sealing performance. Its application-specific design ensures compatibility with a range of vehicles, making it a dependable solution when replacing worn or damaged coolant seals. Whether you are addressing an active coolant leak or performing preventative maintenance, this gasket plays a critical role in preserving engine health and avoiding costly repairs associated with overheating.
Fel-Pro is widely recognized in the automotive industry for producing premium sealing solutions trusted by technicians worldwide. The 35801 water inlet seal reflects that reputation, offering dependable performance in one of the most sensitive areas of the engine’s cooling system. By maintaining proper coolant flow and pressure, it supports efficient heat dissipation and contributes to overall engine longevity.
Replacing a failing water inlet seal with the Fel-Pro 35801 not only resolves immediate leakage issues but also enhances the long-term stability of your cooling system. For drivers seeking a reliable, cost-effective solution to coolant system maintenance, this gasket delivers consistent results and peace of mind.
Fel-Pro, a division of Federal-Mogul Motorparts, is a leading manufacturer of high-quality gaskets and sealing products for automotive and industrial applications. 
