1. Car & Truck Engine Radiators Deals
  2. sku: 13836948611043892
  3. GATES SX-6855

GATES SX-6855 Engine Coolant Thermostat Ya 3.8L 3.9L 4.9L L6

fits model: F-100. make: Ford. year: 1953–1983.

Sx-6855 Gates Engine Coolant Thermostat For 1953-1983 Ford F-100 3.8l 3.9l 4.9l L6 Ya

( Brand: Gates ), ( Manufacturer Part Number: SX-6855 ), ( Type: Engine Coolant Thermostat ), ( Placement On Vehicle: Belts Cooling Thermostat Housing ), ( Manufacturer Warranty: Recommended Service Interval ), ( Item Height: 2.750 ), ( Ipn: C804 77-13 ), ( Compatible Year: 1983 1982 1981 1980 1979 1978 1977 1976 1975 1974 1973 1972 1971 ), ( 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 Ford 3.8l 3.9l 4.9l L6 Ya fits F-100 1953–1983

Introducing the Gates SX-6855 Engine Coolant Thermostat, an essential component designed specifically for the 1953 to 1983 Ford F-100 pickup trucks with 3.8L, 3.9L, 4.9L L6 engines and the Yanmar diesel 4.2L Ya engine. This thermostat is engineered to deliver exceptional performance, reliability, and longevity to ensure optimal engine cooling.

The Gates SX-6855 thermostat features a robust, high-quality construction, designed to withstand the demands of heavy-duty use. Its housing is crafted from durable, corrosion-resistant materials, and the internal components are engineered for precise temperature control. The thermostat operates by regulating the flow of coolant to the engine, maintaining an optimal operating temperature for efficient performance and extended engine life.

This thermostat is designed to meet or exceed OE specifications for the Ford F-100 trucks and the Yanmar diesel engine, ensuring a perfect fit and seamless integration. The Gates SX-6855 thermostat is also backed by a comprehensive warranty, providing peace of mind and protection against manufacturing defects.

Key features of the Gates SX-6855 Engine Coolant Thermostat include:

* Specifically engineered for 1953 to 1983 Ford F-100 trucks with 3.8L, 3.9L, 4.9L L6 engines and the Yanmar diesel 4.2L Ya engine

* High-quality, corrosion-resistant housing for durability

* Precisely engineered for optimal temperature control

* Meets or exceeds OE specifications for a perfect fit and seamless integration

* Backed by a comprehensive warranty for peace of mind and protection against manufacturing defects

Upgrade your Ford F-100 or Yanmar diesel engine with the Gates SX-6855 Engine Coolant Thermostat and experience the benefits of improved engine cooling, enhanced performance, and extended engine life.

The Gates SX-6855 engine coolant thermostat is a popular aftermarket option for Ford F-100 trucks with 3.8L, 3.9L, 4.9L L6 engines produced between 1953 and 1983. Here are some pros and cons to consider before making a purchase:

Pros:

1. Durability: The Gates SX-6855 thermostat is designed to last longer than original equipment thermostats, providing reliable cooling performance.

2. Improved Thermostat Performance: This thermostat allows for better temperature control, which can help prevent engine overheating and improve fuel efficiency.

3. Easy Installation: The thermostat is relatively easy to install, making it a popular choice for DIY enthusiasts.

4. Cost-Effective: Compared to other aftermarket options and OEM parts, the Gates SX-6855 is a cost-effective solution for those looking to replace their failing thermostat.

Cons:

1. Fitment Issues: There have been reports of fitment issues with some applications, so it's essential to double-check compatibility before purchasing.

2. Potential Leaking: Some customers have reported issues with the thermostat housing leaking coolant, which could lead to costly repairs.

3. Temperature Sensitivity: The thermostat may not open at the exact temperature as the original OEM part, which could impact engine performance in certain situations.

Ending Conclusion:

The Gates SX-6855 engine coolant thermostat is a viable option for those looking to upgrade their Ford F-100's cooling system. Its durability, improved performance, and easy installation make it an attractive choice. However, potential fitment issues, leaking concerns, and temperature sensitivity are important considerations. Ultimately, it's crucial to weigh the pros and cons carefully and ensure compatibility before making a purchase.

Recommendation:

If you believe the Gates SX-6855 thermostat is the right choice for your Ford F-100, we recommend purchasing it from a reputable aftermarket parts supplier to minimize the risk of receiving a defective or incompatible part. Additionally, be sure to follow the installation instructions carefully to ensure a successful installation.

Details:

Gates Engine Coolant Thermostat for 1953 1983 Ford F-100 3.8L 3.9L 4.9L L6 ya: Status: In Stock.

part #: sx6855 prices

  • $27.06-$77.65

specifications radiatoranch:

  • for models: F-100
  • for makes: Ford
  • for years: 1953-1983
  • brand: Gates
  • mpn: Sx-6855
  • type: Engine Coolant Thermostat
  • placement on vehicle: Belts Cooling Thermostat Housing
  • manufacturer warranty: Recommended Service Interval
  • item height: 2.750
  • ipn: C804 77-13
  • compatible year: 1983 1982 1981 1980 1979 1978 1977 1976 1975 1974 1973 1972 1971
  • core charge: Free No Core Charge
  • fitment type: Direct Replacement
  • bundle description: 1 Pc Genuine Gates Engine Coolant Thermostat

offer radiatoranch:

  • options: Ship-to-home
  • sold: 0
  • availability: In Stock
  • quantity: 9
  • started: May 21, 2026

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seller radiatoranch:

  • # reviews: 659423
  • city: Indianapolis, Indiana
  • rating: 99.6%

shipping radiatoranch:

  • class: Standard, Expedited
  • type: Fixed
  • service: Standard, Expedited
  • cost: $0.00
  • transit: 2-6 Days

general radiatoranch:

  • condition: New
  • Car Truck Parts Accessories > Engine Cooling Components > Radiators
for models: f-100, for makes: ford, for years: 1953-1983, type: engine coolant thermostat, placement on vehicle: belts cooling thermostat housing, manufacturer warranty: recommended service interval, item height: 2.750, compatible year: 1983 1982 1981 1980 1979 1978 1977 1976 1975 1974 1973 1972 1971, 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: 13836948611043892,

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