This service manual is a must-have for any owner of a 1973 Johnson Outboard 135 HP 135ESL73. It provides comprehensive information on how to keep your motor running smoothly and efficiently. With detailed instructions and diagrams, you will be able to easily understand how to use and maintain your motor. This manual is a great resource for anyone who wants to keep their outboard motor in top shape. It covers all aspects of the motor, from basic maintenance tasks to more advanced repairs. With this manual, you will have all the information you need to keep your motor running smoothly for years to come.