Originally Posted by E30M42cab
Sounds like an opportunity to try the e32 booster/MC.
HOLY crap! I found the problem... my rear soft line had a defect and burst.... I was leaking didnt see it assumed it had a defect in my new E21 MC.... got another line in there...going to go try it in few minutes...if all works that means Power brakes DONE!! next Electric Power steering...I just received the pump!!