Reply To: What is your opinion on soaking old rubber parts(50’s) in brake fluid to make them more pliable. Home › Forum › Ask A Member › What is your opinion on soaking old rubber parts(50’s) in brake fluid to make them more pliable. › Reply To: What is your opinion on soaking old rubber parts(50’s) in brake fluid to make them more pliable. The Boat HouseReplies: 4549Topics: 111 September 13, 2018 at 2:36 pm #82796 This reply was modified 5 years, 4 months ago by The Boat House. This reply was modified 3 years, 1 month ago by The Boat House.