CREATE TABLE table_11137 ("model" TEXT, "max. motive power" TEXT, "max. torque at rpm" TEXT, "engine displacement" TEXT, "engine type" TEXT, "engine configuration & notes 0-100km/h" TEXT)

What is the model with a engine type with b5244 s2?
SELECT "model" FROM table_11137 WHERE "engine type" = 'b5244 s2'
SELECT "model" FROM "table_11137" WHERE "engine type" = 'b5244 s2'