This is a rare brake master cylinder and servo removed from a Rover 3500 or SD1 I parted out 40 years ago; has been on my shelves ever since.  Condition is unknown, BUT the Rovers I parted out were low mileage cars, some not running. and could be good. Check before rebuilding; you may be lucky.,..Please  visit my eBay store.   .I have many thousands of original British parts, all marques;  1950-1994, in my Time-warp   FLORIDA warehouse, and twelve hundred on my eBay store, Old English Motor Company. Those are organized into 20 categories, including  Rover Parts. If you do not see what you want; contact me, I will post photos in the store for you.   Please inquire 1 954 JAGUARS   or 1 954 JAGPART ..SHIPPING in the US is by  UPS .Please give me your phone number for the box.         OUT of the US? Shipping is Priority Mail. Please give me your full address for direct overseas shipping... . .      .Thank you, James Dean, thejaguru.