Skip to the beginning of the images gallery

Engine Coolant Thermostat O-Ring 35879 – Replacement Thermostat Seal

Name: Engine Coolant Thermostat O-Ring 35879 – Replacement Thermostat Seal
Brand: Felpro
SKU: 885766
Price: 2.54 USD
Availability: InStock

FELPRO

Fel-Pro, a division of Federal-Mogul Motorparts, is a leading manufacturer of high-quality gaskets and sealing products for automotive and industrial applications.

In stock

SKU

885766

Supplier: Felpro

Part: 35879

Be the first to review this product

$2.54

The Fel-Pro 35879 Engine Coolant Thermostat O-Ring is engineered to provide a dependable seal between the thermostat and thermostat housing in your vehicle’s cooling system. This precision-designed O-ring helps prevent coolant leaks while maintaining proper thermostat operation, ensuring consistent engine temperature control.

Fel-Pro sealing products are manufactured using high-quality materials designed to withstand temperature fluctuations, coolant exposure, and long-term engine operation. The 35879 thermostat O-ring is built to meet or exceed original equipment specifications, making it a reliable replacement when servicing or replacing your thermostat.

Replacing worn or damaged thermostat seals is an important part of maintaining engine cooling system efficiency. A failing seal can lead to coolant leaks, overheating issues, and reduced engine performance. Installing a quality replacement like the Fel-Pro 35879 helps restore a proper seal and ensures the thermostat functions as intended.

This part is ideal for automotive technicians and DIY mechanics performing thermostat replacement or cooling system service. Fel-Pro components are widely trusted throughout the automotive industry for their durability, precise fitment, and dependable sealing performance.

The Fel-Pro 35879 Engine Coolant Thermostat O-Ring is a high-quality replacement seal designed to maintain the integrity of your vehicle’s cooling system. Positioned between the thermostat and the thermostat housing, this O-ring creates a tight seal that prevents coolant leaks while allowing the thermostat to regulate engine temperature effectively.

Over time, thermostat seals can degrade due to heat cycles, coolant exposure, and normal engine wear. When the seal becomes brittle or compressed, coolant may escape around the thermostat housing, leading to leaks, overheating risks, or reduced cooling system efficiency. Installing a durable replacement seal such as the Fel-Pro 35879 restores proper sealing and supports optimal cooling system performance.

Fel-Pro is recognized throughout the automotive industry for manufacturing premium gaskets and sealing components. Each Fel-Pro thermostat O-ring is produced with materials engineered to resist high temperatures, pressure changes, and chemical exposure found within modern cooling systems. The result is a seal that delivers consistent performance and long-lasting reliability.

The Fel-Pro 35879 thermostat O-ring is commonly installed during thermostat replacement or routine cooling system maintenance. Ensuring the thermostat housing is sealed correctly helps maintain proper coolant circulation, supports accurate thermostat operation, and protects the engine from overheating.

UsedPartsDepot provides access to quality automotive components for professionals and DIY mechanics alike. Whether you are servicing a cooling system leak, replacing a thermostat, or performing preventative maintenance, the Fel-Pro 35879 thermostat O-ring offers a dependable sealing solution that helps keep your engine operating at the correct temperature.