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  3. GATES SX-5975

GATES SX-5975 Engine Coolant Thermostat Cooling J-310 3.8L L6

fits make: Jeep. year: 1963–1965.

Sx-5975 Gates Engine Coolant Thermostat For 1963-1965 Jeep J-310 3.8l L6 Cooling Tt

( Brand: Gates ), ( Manufacturer Part Number: SX-5975 ), ( Type: Engine Coolant Thermostat ), ( Placement On Vehicle: Belts Cooling Thermostat Housing ), ( Manufacturer Warranty: Recommended Service Interval ), ( Item Height: 2.750 ), ( Ipn: C494 64-48 ), ( Compatible Model: J-310 ), ( Compatible Year: 1965 1964 1963 ), ( 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 Jeep 3.8l L6 Cooling fits 1963–1965

Introducing the Gates SX-5975 Engine Coolant Thermostat, an essential component for maintaining the optimal cooling temperature in your 1963-1965 Jeep J-310 with a 3.8L L6 engine. This high-performance thermostat is designed specifically for Jeep applications and is engineered to deliver superior cooling efficiency and longevity.

The Gates SX-5975 thermostat features a robust, brass housing that provides excellent durability and resistance to corrosion. The housing is equipped with an integrated gasket for a secure seal and leak-free performance. The thermostat also includes a high-quality, temperature-sensitive, stainless steel disc. This disc is designed to open and close at a precise temperature, ensuring that coolant flows through the engine when it needs it most, while preventing coolant from circulating when it is not necessary, thus minimizing heat loss.

This thermostat meets or exceeds the original equipment specifications for your Jeep J-310 and is manufactured to rigorous standards to ensure consistent performance. It is also compatible with all types of coolant, including traditional green coolant and long-life coolant, making it a versatile choice for Jeep enthusiasts.

The Gates SX-5975 Engine Coolant Thermostat is relatively easy to install, requiring no special tools or extensive mechanical knowledge. Its straightforward design and precise fit make it an ideal replacement for worn-out or faulty thermostats.

In summary, the Gates SX-5975 Engine Coolant Thermostat is a high-quality, reliable, and durable component that is specifically designed to keep the cooling system of your 1963-1965 Jeep J-310 with a 3.8L L6 engine running at the optimal temperature. With its brass housing, temperature-sensitive stainless steel disc, and compatibility with various coolant types, this thermostat is an excellent choice for Jeep enthusiasts seeking superior cooling performance and long-lasting reliability.

The Gates SX-5975 engine coolant thermostat is a popular aftermarket option for the 1963-1965 Jeep J-310 3.8L L6 cooling system. Here are some pros and cons of using this thermostat:

Pros:

1. Durability: The Gates SX-5975 thermostat is known for its superior durability compared to the original equipment thermostat. It is made of high-quality materials and is designed to withstand the rigors of off-road use.

2. Improved Performance: The thermostat helps regulate the engine temperature, ensuring optimal performance and preventing overheating. It also helps improve cooling system efficiency, which can lead to better gas mileage.

3. Easy Installation: The thermostat is relatively easy to install, and most Jeep owners report that they were able to do it themselves with basic hand tools.

4. Temperature Control: The thermostat provides precise temperature control, which is important for the longevity of the engine and cooling system.

5. Long Lasting: The Gates SX-5975 thermostat is designed to last longer than the original equipment thermostat, which can save money in the long run.

Cons:

1. Cost: The Gates SX-5975 thermostat is more expensive than the original equipment thermostat. However, the cost difference is usually offset by its longer lifespan.

2. Size: The thermostat may be slightly larger than the original equipment thermostat, which could require some minor modifications to fit it properly.

3. Adjustment: Some Jeep owners have reported that the thermostat requires adjustment to ensure proper temperature readings.

In conclusion, the Gates SX-5975 engine coolant thermostat is a high-quality aftermarket option for the 1963-1965 Jeep J-310 3.8L L6 cooling system. Its durability, improved performance, easy installation, temperature control, and long lifespan make it a worthwhile investment for Jeep owners. The potential downsides, such as cost and size, are usually outweighed by the benefits.

Recommendation: If you own a 1963-1965 Jeep J-310 3.8L L6 and are looking to upgrade your cooling system, the Gates SX-5975 engine coolant thermostat is a solid choice. It may require some modifications to fit properly, but its durability, improved performance, and long lifespan make it a worthwhile investment.

Details:

Gates Engine Coolant Thermostat for 1963-1965 Jeep J-310 3.8L L6 Cooling tt: Status: In Stock.

part #: sx5975 prices

  • $19.26-$26.96

specifications radiatoranch:

  • for makes: Jeep
  • for years: 1963-1965
  • brand: Gates
  • mpn: Sx-5975
  • type: Engine Coolant Thermostat
  • placement on vehicle: Belts Cooling Thermostat Housing
  • manufacturer warranty: Recommended Service Interval
  • item height: 2.750
  • ipn: C494 64-48
  • compatible model: J-310
  • compatible year: 1965 1964 1963
  • core charge: Free No Core Charge
  • fitment type: Direct Replacement
  • bundle description: 1 Pc Genuine Gates Engine Coolant Thermostat

shipping radiatoranch:

  • transit: 5-10 Days
  • cost: $0.00
  • class: Standard, Expedited
  • type: Fixed
  • service: Standard, Expedited

offer radiatoranch:

  • quantity: 10
  • availability: In Stock
  • options: Ship-to-home
  • sold: 0
  • started: May 17, 2025

payments radiatoranch:

  • other
  • credit card: Visa
  • wallet: Apple-pay

general radiatoranch:

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

seller radiatoranch:

  • rating: 98.8%
  • city: Indianapolis, Indiana
  • # reviews: 555268

returns radiatoranch:

  • time: 30 Days
  • paid by: Buyer
  • policy: Returns Accepted
for makes: jeep, for years: 1963-1965, type: engine coolant thermostat, placement on vehicle: belts cooling thermostat housing, manufacturer warranty: recommended service interval, item height: 2.750, compatible model: j-310, compatible year: 1965 1964 1963, 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: 6675793153803603,

Gates SX-5975 Is Similar To:

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5 offers $19.26–$26.96 USD
  • Offer #1: $19.26 price + $0.00 shipping estimate = $19.26* total.FREE SHIPPING
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  • Offer #3: $26.96 price + $0.00 shipping estimate = $26.96* total. OEM fit, function and design for precise engine cooling. Engine Coolant Thermostat;.FREE SHIPPING
  • Offer #4: $19.48 price + $0.00 shipping estimate = $19.48* total. Application: 3.8L L6 GAS;. 1963-1965 Jeep 3.8L L6 GAS; 195 Degree; Alternate Temperature;.FREE SHIPPING
  • Offer #5: $15.71 price + $0.00 shipping estimate = $15.71* total.FREE SHIPPING

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