1990 BMW 750Li Replacing brake booster

LCOMER72

MEMBER
1990 BMW 750LI
V12
2WD
AUTOMATIC
140,000 MILES

I replaced the power booster and now i'm attempting to put the master cylinder back on. I bench bled the master cylinder but when I tried to put it back on the car, the master cylinder's reservoir blocks the bolts that secure it to the power booster and it also blocks the brake lines that attaches to the master cylinder. So I removed the reservoir so I could install the master cylinder but now the unit needs to be bled again. What the best way on how to install and bleed this master cylinder. It seems practically impossible to install this master cylinder without removing the reservoir because there is no room to get my hand and or a tool down there to perform the work. Can you help me once again please?

1 Reply

DOCHAGERTY

MECHANIC
9,601 POSTS

Is pressure bleeding the system not possible? There are cheap pressure bleeders out there, try Harbor Freight or JC Whitney, an adapter would be nice, but the bleeder might come with something.

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Monday, June 28th, 2010 AT 11:58 PM