Lin had more time to himself after his retirement, and he devoted most of it to his model building. He has now completed a total of ten engines, each more finely done than the previous.
由於退休之後生活的閒暇較多，林墨山把大部分的時間花在火車模型的製作上，至今他已完成十餘輛，而且機型越做越精巧。