5. 181 Viv Richards (West Indies) vs Sri Lanka Karachi 1987

Sri Lanka’s decision to put West Indies into bat in their encounter in 1987 World Cup came back to haunt them when Sir Viv Richards plundered 181 runs.
Richards along with Desmond Haynes scored at a run rate of over 4 runs and helped West Indies make 360 runs and win by a huge margin of 191 runs.