Outboard Parts by Year | 1973
- 2
- 2R73B 1973
- 4
- 4R73C 1973
- 4W73C 1973
- 6
- 6R73S 1973
- 6RL73S 1973
- 9R73B 1973
- 9RL73B 1973
- 9.50
- 20
- 20R73A 1973
- 20RL73A 1973
- 25
- 25EL73A 1973
- 25R73A 1973
- 25RL73A 1973
- 40
- 40EL73D 1973
- 40R73D 1973
- 40RL73D 1973
- 50
- 50ES73R 1973
- 50ESL73R 1973
- 50R73R 1973
- 50RL73R 1973
- 65
- 65ES73R 1973
- 65ESL73R 1973
- 85
- 85ESL73M 1973
- 115
- 115ESL73M 1973
- 135
- 135ESL73M 1973
- 25E73A 1973
- 40E73D 1973