New equipment being considered by the Johnny Pickles Brewing Company is projected to increase current sales from $$12,571$ to $$14,282.$ Direct labor resulting from increased production will go from $$4,536$ to $$5,638.$ Direct material will increase from $$3,407$ to $$4,139.$ Variable overhead is expected to stay the same at $$970.$ The fixed expenses are expected to stay the same at $$1,721.$ What are the total differential variable overhead costs for the Johnny Pickles Brewing Company if it decides to purchase the new equipment?