S stuart1976 New member Joined Jan 16, 2020 Messages 1 Points 1 Jan 16, 2020 #1 its the round diphragm connected to the master cylinder Last edited: Jan 16, 2020
V varesecrazy Patron member Written 10+ guides Joined Apr 27, 2011 Messages 35,007 Points 7,842 Location Near the M4 Jan 16, 2020 #2 2011?? The one highlighted is 17..