CREATE TABLE "petrol_engines" (
  "engine_name" text,
  "engine_code_s" text,
  "engine_configuration" text,
  "displacement" text,
  "max_power_at_rpm" text,
  "max_torque_at_rpm" text,
  "production_period" text
);

Question: What is the maximum power of engine code 2e?
SQL: SELECT "max_power_at_rpm" FROM "petrol_engines" WHERE "engine_code_s"='2e';