Originally Posted by tommi nylund

Yes, you have to remove the valve body because some of the spring assemblies are too long to be removed with valve body on place.

I don't have any detailed information other than follow the instructions which came with the spring kit. It will tell you what and where.

If you lost the location of any small parts between the valve body and the plate, then you'll have to check their positions from either Porsche or MB WSM.