Here is the thread on #8, which i followed (Henry Schmidt's threebond 1211 thin coat)
http://forums.pelicanparts.com/911-engine-rebuilding-forum/237341-case-sealant-8-main-bearing.html
And there is this
https://forums.pelicanparts.com/911-engine-rebuilding-forum/284737-complete-engine-sealant-thread.html
I think dirko can be substituted for 574 and threebond 1104. I got nervous on 1104 as it's set-up-time was an issue for me.
Pretty sure JW puts a bit of dirko on/near the #8 o-ring, I just can't find it .. well here ya go ...
http://forums.pelicanparts.com/911-engine-rebuilding-forum/210161-okay-case-sealer-again-3.html
#50 post
Leaving comment on the case webs for you to research, lots of differing opinions (like anti-seize on spark plugs ...
, which I'm in the no anti-seize camp BTW).
And consensus on the FW seal is dry, dry, dry