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Description
Hybrid Racing Low Temp Thermostat (K20Z3 & K24A2, K24Z7)PRODUCT DETAILS We know 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
PRODUCT DETAILS
We know 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 K20Z3, K24A1, K24A2 & K24Z7 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.
Our 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.
FITMENT:
2006-2011 Honda Civic Si (K-Series K20Z3)
2012-2015 Honda Civic Si (K-Series K24Z7)
2013-2015 Acura ILX Premium (MT Only - K-Series K24Z7)
2004-2008 Acura TSX (K-Series K24A2)
2007-2014 Honda CR-V (K-Series K24Z1)
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
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4.9 ★★★★★
Based on 950 reviews
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Product Reviews
★★★★★ 5
Snoopy Pepsi
Color: Stainless Steel/Blue/Stainless Steel/red-blue, Color: Stainless Steel/Blue/Stainless Steel/red-blue
Such a sharp looking watch!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 27, 2026
★★★★★ 1
Poor design and final product
Color: Stainless Steel/Black/Stainless Steel/Red Black
The watch looks nice. That is the only good part. It works by being wound by motion when one wears it. Should I do jumping jacks to keep it wound? I dont sleep with it on! Every morning it is not running and the date is wrong until it gets shaken. The band is hard to get it on and hard to get it to come off. It sometimes falls off though. I was trying to replace my older Timex watch and now I am back to wearing the old one that never had these problems.
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Reviewed in the United States on May 23, 2022
★★★★★ 5
Love it! Though overpriced at MSRP
Color: Stainless Steel/Blue/Stainless Steel/red-blue, Color: Stainless Steel/Blue/Stainless Steel/red-blue
I love this watch! I had it in my cart for weeks, waiting for an excuse to buy it. The thing holding me back was the $299 MSRP and price on Amazon. I noticed it went down to $200 while I was shopping on Amazon, so I immediately completed the purchase.
At Grey Market retailers, this goes for about $160 (which I think is the perfect price). Unfortunately the Snoopy edition proved difficult to find at that price as it was sold out everywhere. Even sold out on the Timex website at $299.
I still recommend it, but it's all about what you're willing to pay. For me, $200 was an acceptable price and worth it to me. As a snoopy lover, I'll give this to my kids one day! Not a doubt in my mind it won't last for a very long time as it uses a Citizen movement!
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Reviewed in the United States on June 30, 2024
★★★★★ 2
Thought it would be better quality
Color: Stainless Steel/Black/Stainless Steel/Red Black
It's only okay, I thought it would age better.
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Reviewed in the United States on February 8, 2026
★★★★★ 5
Good watch
Color: Brown
Ticking right along, great work watch.
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Reviewed in the United States on November 18, 2025
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