YAMAHA YG1 YG1K YG1-K 1963 1964 Factory Service Manual #916
YAMAHA YG1 / YG1-K Trailmaster 1963-1964 Factory Service Manual, 69 pages Used but in good condition. #916/C
The cover of this manual is dirty, however the inside is clean and in very good condition. It was originally used as a Shop Manual, so surprisingly there are very few finger prints.