Barrels (oil) to cubic yards conversion calculator above calculates how many cubic yards are in 'X' barrels (oil) (where 'X' is the number of barrels (oil) to convert to cubic yards). In order to convert a value from barrels (oil) to cubic yards (from bbl to cu yd) simply type the number of bbl to be converted to cu yd and then click on the 'convert' button.