The Orioles and Angels combine to hit a major league record-tying 11 home runs in a contest won by Baltimore, 14 – 7. The Orioles smash six of the round-trippers and the Angels hit 5. It is the 8th 11-home run game in history. Surprisingly, none of the homers goes as far as 400 feet.

On july 1, 1994 The Orioles and Angels combine to hit a major league record-tying 11 home runs in a contest won by Baltimore, 14 – 7. The Orioles smash six of the round-trippers and the Angels hit 5. It is the 8th 11-home run game in history. Surprisingly, none of the homers goes as far as 400 feet.

Source
Baseball Reference July 1