Hello all first post, new to forum. My son brought home a Lt50 basket case that he wants to see if we can get put together for his son to ride. We have most of it working just have some questions. I have attached three pictures to help with the question. First what hose hooks to the port labeled A in picture I understand the fuel hooks to other inlet. In second pic the hose on the oil tank port labeled B goes to where. In third the hose labeled C goes to where does it hook to or is it a breather?

 

most people just eliminate the oil injection and run mix. they are famous for failing