Name of engine sealant

[s2bounce]

Hi guys I am after the name of a sealant sounds like diktok or something like that.

[s2bounce]

Found it dichtol is the name.

Is this banned in the UK? We're can I get it from.

[Mustard]

What's it for.... Rocker cover gasket on M54?

If so, It's Dreibond IIRC