Has an Olympic Soccer (Men) game ever ended 4-2?
It has. 4-2 has been a Olympic Soccer (Men) final 2 times in 156 games. The first was Portugal beat Chile on May 27, 1928; the latest was Portugal beat Chile on May 27, 1928.
That makes 4-2 the 17th most common final score out of 27 that have ever occurred in Olympic Soccer (Men). One point away, 5-2 has happened 2 times and 4-3 has happened 4 times.