Crankshafts rhymes with:
camshafts, metallgesellschaft's, aircraft's, aircrafts, camshafts, gemcraft's, handcrafts, handicrafts, metallgesellschaft's, overdrafts, spacecraft's, tandycrafts, updrafts
camshafts, metallgesellschaft's, aircraft's, aircrafts, camshafts, gemcraft's, handcrafts, handicrafts, metallgesellschaft's, overdrafts, spacecraft's, tandycrafts, updrafts