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  3. GATES SX-6140

GATES SX-6140 Engine Coolant Thermostat Ef J-4500 3.8L 4.2L 5.0L

fits make: Jeep. year: 1970–1973.

Sx-6140 Gates Engine Coolant Thermostat For 1970-1973 Jeep J-4500 3.8l 4.2l 5.0l Ef

( Brand: Gates ), ( Manufacturer Part Number: SX-6140 ), ( Type: Engine Coolant Thermostat ), ( Placement On Vehicle: Belts Cooling Thermostat Housing ), ( Manufacturer Warranty: Recommended Service Interval ), ( Item Height: 2.750 ), ( Ipn: C564 23-22 ), ( Compatible Model: J-4500 ), ( Compatible Year: 1973 1972 1971 1970 ), ( 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 4.2l 5.0l Ef fits 1970–1973

Introducing the Gates SX-6140 Engine Coolant Thermostat, specifically designed for Jeep J-4500 models manufactured between 1970 and 1973 with engines ranging from 3.8L to 5.0L. This thermostat is an essential component of the cooling system, ensuring optimal engine temperature for reliable performance and extended engine life.

The Gates SX-6140 thermostat is a high-performance replacement part, engineered with precision to fit seamlessly into your Jeep's existing cooling system. It features a robust, durable design with a brass housing and a stainless steel core. The brass housing provides excellent heat transfer and resistance to corrosion, ensuring a long service life. The stainless steel core is designed to maintain a consistent temperature within the engine, preventing cold starts and overheating.

This thermostat is also equipped with a 160-degree Fahrenheit (71.1 degrees Celsius) temperature rating, making it suitable for the specific temperature requirements of the Jeep J-4500's engines. When the engine reaches this temperature, the thermostat opens, allowing coolant to circulate throughout the system and maintain a consistent operating temperature.

The Gates SX-6140 Engine Coolant Thermostat is an excellent choice for Jeep enthusiasts seeking a high-quality, dependable replacement part for their classic vehicles. With its precise fit, robust design, and optimal temperature rating, this thermostat will help ensure your Jeep J-4500 runs smoothly and efficiently, whether you're tackling off-road trails or cruising down the highway.

Installation of the Gates SX-6140 Engine Coolant Thermostat is straightforward, requiring only basic hand tools and a few simple steps. Consult your vehicle's repair manual or the instructions provided with the thermostat for specific installation instructions.

In summary, the Gates SX-6140 Engine Coolant Thermostat is an essential upgrade for any Jeep J-4500 owner seeking to maintain the optimal engine temperature for reliable performance and extended engine life. With its robust design, precise temperature rating, and easy installation, this thermostat is an excellent investment for any classic Jeep enthusiast.

The Gates SX-6140 engine coolant thermostat is a popular choice for Jeep J-4500 models with 3.8L, 4.2L, and 5.0L EFI engines manufactured between 1970 and 1973. This thermostat comes with several advantages and disadvantages.

Advantages:

1. Designed specifically for Jeep J-4500 engines: This thermostat is engineered to fit and function effectively in these specific applications.

2. Improved engine temperature stability: The thermostat helps maintain consistent engine temperatures, ensuring optimal engine performance and longevity.

3. OEM-quality construction: Gates is a well-known and reputable brand in the automotive industry, ensuring the thermostat is made with high-quality materials and craftsmanship.

4. Easy installation: The thermostat is designed to be a straightforward installation process.

Disadvantages:

1. Potential for leaks: As with any thermostat, there's a risk of coolant leaks during installation or operation. Proper installation and maintenance can minimize this risk.

2. Expensive compared to aftermarket alternatives: Gates SX-6140 is priced higher than some aftermarket alternatives, which may be a concern for some buyers.

3. May not fit all 1970-1973 Jeep J-4500 engines: Although designed for these engines, there's a possibility that it might not fit some specific applications due to variations in engine designs.

Conclusion:

The Gates SX-6140 engine coolant thermostat offers several advantages, such as improved engine temperature stability, OEM-quality construction, and easy installation. However, it comes with some disadvantages, including the risk of leaks, a higher price point compared to aftermarket alternatives, and the possibility of not fitting all 1970-1973 Jeep J-4500 engines.

Recommendation:

If you're looking for a reliable and high-quality engine coolant thermostat for your 1970-1973 Jeep J-4500 with a 3.8L, 4.2L, or 5.0L EFI engine, the Gates SX-6140 is a solid choice. However, it's essential to ensure that the thermostat fits your specific engine application and budget. If cost is a concern, consider exploring aftermarket alternatives while still prioritizing a reputable brand for dependable performance.

Details:

Gates Engine Coolant Thermostat for 1970-1973 Jeep J-4500 3.8L 4.2L 5.0L ef: Status: In Stock.

part #: sx6140 prices

  • $7.98-$22.33

specifications radiatoranch:

  • for makes: Jeep
  • for years: 1970-1973
  • brand: Gates
  • mpn: Sx-6140
  • type: Engine Coolant Thermostat
  • placement on vehicle: Belts Cooling Thermostat Housing
  • manufacturer warranty: Recommended Service Interval
  • item height: 2.750
  • ipn: C564 23-22
  • compatible model: J-4500
  • compatible year: 1973 1972 1971 1970
  • core charge: Free No Core Charge
  • fitment type: Direct Replacement
  • bundle description: 1 Pc Genuine Gates Engine Coolant Thermostat

seller radiatoranch:

  • # reviews: 557092
  • city: Indianapolis, Indiana
  • rating: 98.8%

payments radiatoranch:

  • other
  • credit card: Discover
  • wallet: Paypal

shipping radiatoranch:

  • service: Standard, Expedited
  • type: Fixed
  • transit: 4-7 Days
  • class: Standard, Expedited
  • cost: $0.00

general radiatoranch:

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

offer radiatoranch:

  • sold: 0
  • started: June 7, 2025
  • quantity: 7
  • options: Ship-to-home
  • availability: In Stock

returns radiatoranch:

  • paid by: Buyer
  • time: 30 Days
  • policy: Returns Accepted
for makes: jeep, for years: 1970-1973, type: engine coolant thermostat, placement on vehicle: belts cooling thermostat housing, manufacturer warranty: recommended service interval, item height: 2.750, compatible model: j-4500, compatible year: 1973 1972 1971 1970, 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: 7089560664261721,

Gates SX-6140 Is Similar To:

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5 offers $7.98–$22.33 USD
  • Offer #1: $7.98 price + $0.00 shipping estimate = $7.98* total.FREE SHIPPING
  • Offer #2: $22.33 price + $0.00 shipping estimate = $22.33* total. 1971 Jeep 5.0L V8 GAS; 180 Degree; Alternate Temperature;. OE Type Engine Coolant Thermostat;.FREE SHIPPING
  • Offer #3: $21.64 price + $0.00 shipping estimate = $21.64* total. 1971 Jeep 5.0L V8 GAS; 195 Degree; OE Temperature;. 1970 Jeep 3.8L L6 GAS; 195 Degree; OE Temperature;.FREE SHIPPING
  • Offer #4: $20.41 price + $0.00 shipping estimate = $20.41* total. 1971-1972 Jeep 5.0L V8 GAS; 195 Degree; OE Temperature;. 1970 Jeep 5.7L V8 GAS; 195 Degree; OE Temperature;.FREE SHIPPING
  • Offer #5: $24.82 price + $0.00 shipping estimate = $24.82* total. Compatible Years: 1970. Part Type: Engine Coolant Thermostat.FREE SHIPPING

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