Pounds per gallon (US) to ounces per quart (US) conversion calculator shown above calculates how many ounces per quart (US) are in 'X' pounds per gallon (US) (where 'X' is the number of pounds per gallon (US) to convert to ounces per quart (US)). In order to convert a value from pounds per gallon (US) to ounces per quart (US) (from lb/gal to oz/qt) simply type the number of lb/gal to be converted to oz/qt and then click on the 'convert' button.