Grams per cup to pounds per liter converter on this page calculates how many pounds per liter are in 'X' grams per cup (where 'X' is the number of grams per cup to convert to pounds per liter). In order to convert a value from grams per cup to pounds per liter (from g/cup to lb/L) just type the number of g/cup to be converted to lb/L and then click on the 'convert' button.