Earlier on there was this rumor that Threadripper processors will be optionally bundled with an LCS kit. These are many core processors and will require proper cooling to be able to deal with the TDP and heat of course. The answer seems to be more nuanced, the kits will be shipped with an Asetek LCS mounting kit.

By including a mounting kit users could use all closed loop water-coolers from Asetek themselves and partners. That would include coolers from NZXT and a part of the Corsair Hydro (H100i v2 en H115i) coolers as well. 

The news reaches us through gamersnexus and if true then a lot of popular LCS kits will be able to be used on Threadrippers TR4-socket. And that would save your money reinvesting in a new LCS or heatpipe cooler. It might eb though that the coldplate will not be big enough to cover the entire surface area of the proc, but will be sufficient as the die area is covered. 

The new info seems to be on par with earlier information from Hermitage Akihabara who maid the same claim and observation. 

For example, a Kraken X62 would fit ...

Ryzen Threadripper to be released with Asetek LCS Mounting kit