CREATE TABLE table_25835 ("Model" TEXT, "Engine" TEXT, "Displacement" TEXT, "Max. power output" TEXT, "Peak torque" TEXT, "0\\u2013100km/h , s 0-62mph , s" TEXT, "Top speed" TEXT, "CO 2 emissions" TEXT, "Years" TEXT, "Note" TEXT, "Engine code" TEXT)

How many models have maximum power output is 162kw (220 ps) at 6,300 rpm?
SELECT COUNT("Model") FROM table_25835 WHERE "Max. power output" = '162kW (220 PS) at 6,300 rpm'
SELECT COUNT("Model") FROM "table_25835" WHERE "Max. power output" = '162kW (220 PS) at 6,300 rpm'