brake master cylinder issue

[abit]

reposted:
ok, got this brakes master cylinder for my new brakes servo unit, it's from e34 with ABS, how to connect brake lines to this? :D which hole is for front and which for back's ? I don't have ABS on my e30 :)
my cylinder is exactly the same how in pic.

[jalopi]

if your master is the same as that one, i'd wager your existing lines go in the respective holes. if your rears end up locking up after the install, just switch the lines