when 0–100km/h (60mph) is 5.8 seconds (5.5), what is the engine?
CREATE TABLE "981" (
  "year" real,
  "engine" text,
  "power" text,
  "torque" text,
  "transmission" text,
  "0_100km_h_60mph" text,
  "top_speed" text,
  "co2" text
);
SELECT "engine" FROM "981" WHERE "0_100km_h_60mph"='5.8 seconds (5.5)';