Includes Ballot-Léna's helmet and suit.
Wollek's can be found with this skin: http://www.racedepartment.com/downloads/porsche-911-rsr-kremer-vaillant-bob-wollek-drm-1975.12423/
Extract in assetto corsa directory.
If anyone has a decent picture of Stenzel's helmet in 74-75, I could improve on the helmet skin included in this release.
Other skins from 1975 DRM:
http://www.racedepartment.com/downloads/porsche-911-rsr-kremer-wallys-jeans-cees-siewertsen-drm-1975.12482/...
Includes gloves, suit and helmet.
Warning: extract in the "assetto corsa" directory (due to the new file system for driver texture files)
A couple of much better screens, by kelnor34:
acs 2016-10-26 09-12-25-476 by kelnor34, sur Flickr
acs 2016-10-26 09-13-41-646 by kelnor34, sur Flickr