SKU: 50010621385

Hybrid Racing Low Temp Thermostat - B/D/L-Series Engines

Sale price$76.94 Regular price$85.49
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Description

Hybrid Racing Low Temp Thermostat - B/D/L-Series EnginesHybrid Racing knows the advantages of using a low temperature thermostat in high performance or race environments are evident. Opening the thermostat's valve at a lower temperature allows coolant to flow more freely during low load sections of the racetrack. This enables the radiator to effectively regulate the engine's temperature within the optimal range during high load sections. If a cooling system is pushed to its limits at the racetrack and

Hybrid Racing knows the advantages of using a low-temperature thermostat in high-performance or race environments are evident. Opening the thermostat's valve at a lower temperature allows coolant to flow more freely during low-load sections of the racetrack. This enables the radiator to effectively regulate the engine's temperature within the optimal range during high-load sections. If a cooling system is pushed to its limits at the racetrack and overheating becomes an issue, a low-temperature thermostat can often resolve this problem. It achieves this by allowing the radiator to perform more cooling at lower engine loads, thereby preventing or delaying overheating during high-engine loads.

This part is made specifically for the Honda / Acura B-Series, D-Series, and L-Series engines.

Low-temperature thermostats offer several advantages and are useful in various situations. Here are some key reasons why they are beneficial:
  • Enhanced Engine Cooling: Low-temperature thermostats allow coolant to flow more freely at lower temperatures, improving the cooling efficiency of the engine. By opening the thermostat's valve at a lower temperature, they help maintain the engine within the optimal temperature range during high-load conditions. This can prevent overheating and ensure consistent performance, especially in demanding situations like racing or high-performance driving.
  • Prevention of Temperature Hunting: Low-quality thermostats can cause temperature hunting, characterized by erratic fluctuations in coolant temperature. In contrast, low-temperature thermostats are designed to prevent hunting by controlling the flow of coolant more effectively. This stability in temperature helps avoid issues such as cracked cylinder heads and reduces strain on the cooling system.
  • Improved Durability: High-quality, low-temperature thermostats, like those offered by Nippon Thermostat Co. Ltd in the provided context, undergo extensive durability testing. This testing includes heating and cooling cycles, vibration testing, and real-world testing in both road and race cars. As a result, these thermostats are built to withstand demanding conditions and have superior durability, reducing the risk of failure and ensuring long-lasting performance.
  • Customizable Cooling Systems: Low-temp thermostats offer the flexibility to fine-tune the engine's cooling system. They allow for better control over coolant flow and temperature regulation, enabling enthusiasts and engineers to optimize cooling performance according to specific needs and preferences. This customization can be particularly valuable in racing, where precise cooling management is critical for maintaining optimal engine performance.
Overall, low-temperature thermostats provide improved engine cooling, prevent temperature hunting, offer durability, and allow for customizable cooling systems. These advantages make them a valuable component, especially in high-performance applications where maintaining optimal temperatures is crucial for engine performance and longevity.

Hybrid Racing's HYPERCOOL thermostats are produced by an OEM supplier that has been in existence since 1954; Their thermostats are used in over 50% of cars manufactured in Japan and are widely utilized in motorsports events such as Le Mans and WRC. The durability of thermostats is crucial, especially considering the potential consequences of a malfunctioning thermostat and subsequent engine overheating. To ensure durability, we conduct rigorous testing on their low-temperature thermostats, including various cycles of heating and cooling, vibration testing, engine bench testing, as well as real-world testing in both road cars and race cars.

Features
  • Ideal for racing cars
  • Reduces temp hunting
  • OEM Quality Made in Japan
  • Fully open @ 68*C/154.4*F
Fitment
  • 1990-2001 Acura Integra ALL (Including B17A)
  • 1992-2000 Honda Civic (B-Series & D-Series)
  • 2001-2003 Honda Civic NON-Si (D-Series)
  • 1993-1997 Honda Civic Del Sol (B-Series & D-Series)
  • 1992-1996 Honda Prelude S (F20B ONLY)
  • 2016-2021 Honda Civic (L15B7 engines ONLY)
  • 1997-2001 Honda CRV ALL (B-Series)
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      Exchange/Return Notes
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      SKU: 50010621385

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      4.4 ★★★★★
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      Grammar Guru
      Chelsea, US
      ★★★★★ 5
      Very nice kit: Beware it is NOT heavy duty plumbing pipe though!
      Size: side table leg
      I want to give this kit a high rating, but I need to address the "truth in advertising" bit since there may be an important disconnect between what you think you are getting and what actually comes in the box. Black plumbing used for shelving or table legs is part of an important niche in interior design. I like the industrial loft look myself and have a variety of glass, steel, and masonry elements in my home. This kit fits that look and provides plenty of "strength" for most domestic uses, like shelves or coffee tables. But they are NOT "industrial pipe" or "maximum durability pipe." Note the phrase "cast iron finish feet," which together with the other claims might lead you to think these are cast plumbing fittings. They are NOT! The feet and flanges feel like electrical conduit fittings, and the pipe sections are likely aluminum. They might be electrical or they might be multi-use, lightweight pipe. While all this might lead you to think that you're getting a truly retro, heavy-duty pipe kit made of black plumbing pipe, you are not. But, does it matter? Depends. I find the lighter pipe's smooth finish a nice "tone-down" from the rough plumbing look. All together, this kit provides plenty of strength for most furniture and the rustic pipe look, but with a nicer, lighter finish. To me that is a plus--this is a very nice kit and costs less that if you'd pieced it together from real plumbing parts (I priced it out to compare), and looks retro but cleaner. I knew what to expect because while I got this kit free on Vine, I had purchased a nearly identical kit from another seller last year. So, I'm giving it 5 stars for what it actually is and for the price, JUST BE AWARE THE NARRATIVE IS MISLEADING. Which is unfortunate because just like some people might want the heavier pipe, I'm betting more would be attracted to the look with a cleaner, lighter feel.
      WAS THIS REVIEW HELPFUL?YesReportShare
      Reviewed in the United States on December 31, 2025
      C
      Verified Purchase
      César Guzmán
      San Leandro, US
      ★★★★★ 5
      Libro de referencia
      Format: Paperback
      Execelente libros de referencia.!. El médico de la familia está encantado.!. Muy recomendable
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      Reviewed in the United States on December 28, 2025
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      Alfred
      Battle Creek, US
      ★★★★★ 5
      item as describes, fast shipping
      Format: Paperback
      great seller fast shipping
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      Reviewed in the United States on July 22, 2021
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      John A. Sandoval
      Pawtucket, US
      ★★★★★ 5
      Pocketable Backup
      Format: Paperback
      OK... No computer, No Cell Service, No Electricity, No WiFi, No Radio, Oh My God... No Kindle... RATS! Let me see... There it is... My Emergency & Critical Care Pocket Guide... YEP! Even stagnating in the bottom of your bag its reassuring to have a backup...
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      Reviewed in the United States on January 9, 2023
      A
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      Alison R. Mutton
      Boise, US
      ★★★★★ 4
      Great info TINY BOOK
      Format: Paperback
      There’s small, and then there’s this book. It’s true that this is a pocket size book. Look at the dimensions and then imagine 6pt font. Giving it four stars because info is great- succinct, useful, and up to date! But taking away one star because it should come with a magnifying lens.
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      Reviewed in the United States on August 26, 2022

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