XK / XKR ( X150 ) 2006 - 2014

What aftermarket coolant is being used for our 2010+ xks?

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Old Oct 27, 2025 | 05:26 PM
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Default What aftermarket coolant is being used for our 2010+ xks?

Now that Jaguar coolant is over the top outrageous and the factory warranty has long expired for my car 2010 XK, what are you guys using for coolant in the warmer climates? I asked the previous shop foreman at my local dealership and he told me he was hearing about European Pink I will only be using it for topping up as my cooling system had all parts replaced just about 3 years ago. This a Peak product. Is prediluted preferable over concentrate which needs a 50/50 mixture with distilled water? Thanks all.
 
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Old Oct 27, 2025 | 07:20 PM
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Sounds like this is what you put in? If so, fine for topping off. It's made for our specs. As far as 50/50 go, I keep is handy as I don't want to add a half pint of distilled water then a half pint of coolant just to top it off.

https://www.owi.com/retail/brands/pe...ehicles---pink
 
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Old Oct 27, 2025 | 07:45 PM
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Actually, I have the original Jaguar coolant from my last coolant replacement work order. Thanks for the imput Sean W and suggesting that topping up with premixed makes the most sense. I'm vey OCD with engine oil, OEM parts, and everything else that keeps our cars going without an excuse for not using the "right" parts. Thanks
 
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Old Oct 27, 2025 | 08:02 PM
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Originally Posted by bocatrip
Now that Jaguar coolant is over the top outrageous and the factory warranty has long expired for my car 2010 XK, what are you guys using for coolant in the warmer climates? I asked the previous shop foreman at my local dealership and he told me he was hearing about European Pink I will only be using it for topping up as my cooling system had all parts replaced just about 3 years ago. This a Peak product. Is prediluted preferable over concentrate which needs a 50/50 mixture with distilled water? Thanks all.
I keep a big jug of peak pink euro 50/50 premix in my boot with a funnel.
Used it to top off when I had the small leak from the expansion tank.
Seems to do fine.
 
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Old Oct 27, 2025 | 09:27 PM
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The spec is available in the workshop manual: Coolant fluid WSS M97B44-D 50/50 to -40.
 
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Old Oct 28, 2025 | 05:28 AM
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When I get around to changing mine I am looking to go with a modern replacement I have been looking at Evans as there is no water, no need to mix so you don't have to worry about over heating and blowing a hose. Its expensive but the cars are worth it:

https://www.moss-europe.co.uk/en-gb/...hoChZEQAvD_BwE

What do you think? Even if you drain it out the system you can put it back in
 
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Old Oct 28, 2025 | 09:40 AM
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Originally Posted by Jaguar!2
When I get around to changing mine I am looking to go with a modern replacement I have been looking at Evans as there is no water, no need to mix so you don't have to worry about over heating and blowing a hose. Its expensive but the cars are worth it:

https://www.moss-europe.co.uk/en-gb/...hoChZEQAvD_BwE

What do you think? Even if you drain it out the system you can put it back in
I've had Evans in my XKR for over six years now. It does run a few degrees warmer than water-based coolant, but it's the Zero Pressure that got me to put it in.
I've had it in my P/S Mustang for a very long time, due to track requirements as no water based coolants are authorized for use.
 
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Old Oct 28, 2025 | 11:58 AM
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It's just plain old Dex-Cool? Why make it complicated?
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Old Oct 28, 2025 | 10:23 PM
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Originally Posted by Cee Jay
I've had Evans in my XKR for over six years now. It does run a few degrees warmer than water-based coolant, but it's the Zero Pressure that got me to put it in.
I've had it in my P/S Mustang for a very long time, due to track requirements as no water based coolants are authorized for use.
Are you saying the pressure from the water content is removed from the equation when you put in straight coolant? If so, that alone is worth the entry fee/cost. Our systems are under a fair bit of pressure and while that is a cool engineering trick, the last thing I need is a burst hose in the desert while driving at speed for a few hours.
 
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Old Oct 29, 2025 | 08:41 AM
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Evans is not allowed on tracks! ONLY water based coolants allowed.
They make a special water based product just because of this.

Evan Water Based Coolant


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Old Oct 29, 2025 | 09:09 AM
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Different tracks different rules!
In my past life we used water wetter in the cooling systems since glycol based was not permitted.
wj
 
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Old Oct 29, 2025 | 09:41 AM
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Originally Posted by Speedmaster
Are you saying the pressure from the water content is removed from the equation when you put in straight coolant? If so, that alone is worth the entry fee/cost. Our systems are under a fair bit of pressure and while that is a cool engineering trick, the last thing I need is a burst hose in the desert while driving at speed for a few hours.
Yes, there is nearly zero expansion at normal operating temperatures, but when the fluid gets to 350f or higher there can be slight expansion, but who's going to do that?

The No Expansion is the main reason I run it in the Jag, what with the crappy coolant system and all. Evans starts to freeze below -40f, so that's not a problem for me either.

Yes, I put Evans in my P/S car because the track I ran on it was allowed at the time. Rocky Mountain Raceway in Utah closed many years ago now and I haven't run it anywhere since other than the street so I have never checked any current rules. The engine is under a rebuild right now in my shop, but the original Evans is all going back in when it's together. That car also runs hot no matter what coolant is in it, so the near zero pressure is a godsend for that vehicle. I sure don't want to start blowing freeze plugs (again).
 
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Old Nov 4, 2025 | 08:31 AM
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I have been running Evans for 6 months and I like it a lot. For those that are hesitant to change over, I would suggest operating a waterless coolant to avoid the pressure. Thus 100% coolant! Just a little more expensive, and its available most everywhere.
Evans is good to -40F degrees and -40C degrees.
 
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