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  3. GATES SX-2803

GATES SX-2803 Engine Coolant Thermostat Chassis Vc 5.0L

fits make: Buick. year: 1991–1993.

Sx-2803 Gates Engine Coolant Thermostat For 1991-1993 Buick Commercial Chassis 5.0l Vc

( Brand: Gates ), ( Manufacturer Part Number: SX-2803 ), ( Type: Engine Coolant Thermostat ), ( Placement On Vehicle: Belts Cooling Thermostat Housing ), ( Manufacturer Warranty: Recommended Service Interval ), ( Item Height: 2.750 ), ( Ipn: C859 40-22 ), ( Compatible Model: Commercial Chassis ), ( Compatible Year: 1993 1992 1991 ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement ), ( Bundle Description: 1 Pc Genuine Gates Engine Coolant Thermostat )

Review GATES Engine Coolant Thermostat For Buick Commercial Chassis 5.0l Vc fits 1991–1993

The Gates SX-2803 engine coolant thermostat is a crucial component in the cooling system of select 1991-1993 Buick models equipped with a 5.0L V8 engine. This thermostat plays a vital role in maintaining the optimal operating temperature of the engine by regulating the flow of coolant between the engine and the radiator.

The Gates SX-2803 thermostat is engineered with precision and features a durable, corrosion-resistant housing made from high-quality materials. The thermostat housing is designed with a smooth, sleek finish that blends seamlessly with the engine compartment. It has a compact size, making it easy to install and replace in the confined space of the engine bay.

The heart of this thermostat is its temperature-sensitive valve. The valve is designed to open and close based on the engine temperature, allowing coolant to flow through the engine when it's cold and restricting it when the engine reaches optimal operating temperature. This ensures that the engine is never operating in temperatures that are too hot or too cold, which can help prolong engine life and improve performance.

The Gates SX-2803 engine coolant thermostat comes with a built-in bypass valve, which allows coolant to bypass the thermostat during warm-up, ensuring that the engine receives adequate cooling while it's still cold. This feature helps to reduce engine wear during the cold start-up period and ensures that the engine reaches its optimal operating temperature more quickly.

The thermostat is easy to install, with a bolt-on design that requires no special tools or modifications to the engine or cooling system. It comes with all necessary hardware, including mounting bolts and gaskets, making it a hassle-free replacement for worn or faulty thermostats.

In summary, the Gates SX-2803 engine coolant thermostat is a high-quality, durable component designed to maintain optimal engine temperature in select 1991-1993 Buick models with a 5.0L V8 engine. Its compact size, smooth finish, and easy installation make it an excellent choice for do-it-yourselfers and professional technicians alike. With its precision temperature control and built-in bypass valve, this thermostat helps to ensure that the engine is always operating at its best, while also contributing to longer engine life and improved performance.

The Gates SX-2803 engine coolant thermostat is a common replacement option for the cooling system of 1991-1993 Buick models with a 5.0L V8 engine. Let's discuss the pros and cons of purchasing this thermostat to help you make an informed decision.

Pros:

1. OEM-equivalent performance: The Gates SX-2803 thermostat is designed to meet or exceed the original equipment specifications for your Buick's cooling system.

2. Temperature regulation: Proper thermostat function is essential for maintaining consistent engine temperature, ensuring optimal engine performance and longevity.

3. Availability: Gates is a well-known and reliable automotive parts manufacturer, making it easy to find the SX-2803 thermostat at various auto parts stores and online retailers.

4. Cost-effective: The Gates SX-2803 thermostat is typically priced competitively compared to other aftermarket and OEM options, making it a cost-effective choice for many vehicle owners.

Cons:

1. Potential for minor differences: While the Gates SX-2803 thermostat performs similarly to the original, there may be slight differences in design or materials that could affect its specific fit or function in rare cases.

2. Installation: The installation process for the new thermostat may require some mechanical skills and patience, especially if you are not experienced with automotive repairs.

3. Possibility of additional repairs: A faulty thermostat may be a symptom of a larger issue within the cooling system, and replacing the thermostat alone might not address the root cause of the problem.

Conclusion:

The Gates SX-2803 engine coolant thermostat is a solid choice for replacing the faulty or worn-out thermostat in your 1991-1993 Buick with a 5.0L V8 engine. Its OEM-equivalent performance, availability, and cost-effectiveness make it an attractive option for most vehicle owners. However, it's important to consider the potential for minor differences and the need for additional repairs that might be required during the installation process.

Recommendation:

If you are looking for a reliable and cost-effective replacement option for your Buick's engine coolant thermostat, the Gates SX-2803 thermostat is a strong contender. However, be sure to follow the installation instructions carefully and consider having the vehicle inspected by a professional mechanic if you are unsure about your ability to perform the installation yourself. Additionally, if you suspect that there might be a larger issue within the cooling system, it might be worth considering a more thorough inspection or repair before replacing the thermostat alone.

Details:

Gates Engine Coolant Thermostat for 1991 - 1993 Buick Commercial Chassis 5.0L vc: Status: In Stock.

part #: sx2803 prices

  • $22.90-$32.17

specifications radiatoranch:

  • for makes: Buick
  • for years: 1991-1993
  • brand: Gates
  • mpn: Sx-2803
  • type: Engine Coolant Thermostat
  • placement on vehicle: Belts Cooling Thermostat Housing
  • manufacturer warranty: Recommended Service Interval
  • item height: 2.750
  • ipn: C859 40-22
  • compatible model: Commercial Chassis
  • compatible year: 1993 1992 1991
  • core charge: Free No Core Charge
  • fitment type: Direct Replacement
  • bundle description: 1 Pc Genuine Gates Engine Coolant Thermostat

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seller radiatoranch:

  • rating: 98.8%
  • # reviews: 561422
  • city: Indianapolis, Indiana

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  • transit: 3-5 Days
  • type: Fixed
  • class: Standard, Expedited
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general radiatoranch:

  • Car Truck Parts Accessories > Engine Cooling Components > Radiators
  • condition: New

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offer radiatoranch:

  • quantity: 10
  • started: July 29, 2025
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  • options: Ship-to-home
  • availability: In Stock
for makes: buick, for years: 1991-1993, type: engine coolant thermostat, placement on vehicle: belts cooling thermostat housing, manufacturer warranty: recommended service interval, item height: 2.750, compatible model: commercial chassis, compatible year: 1993 1992 1991, core charge: free no core charge, fitment type: direct replacement, bundle description: 1 pc genuine gates engine coolant thermostat,
category: auto parts > car truck parts accessories > engine cooling components > radiators, sku: 8116899705305792,

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