CREATE TABLE table_71713 ("Model/Engine" TEXT, "Capacity" TEXT, "Cylinders/Valves" TEXT, "Power/rpm" TEXT, "Torque  ( Nm ) /rpm" TEXT)

Name the power for 1.8 duratorq
SELECT "Power/rpm" FROM table_71713 WHERE "Model/Engine" = '1.8 duratorq'
SELECT "Power/rpm" FROM "table_71713" WHERE "Model/Engine" = '1.8 duratorq'