Missing front cover This is a rare OEM owner's manual for a Yamaha DT1 250 motorcycle model from the year 1968. It is a genuine Yamaha manual for the DT1 250 model, also known as the DT 250, providing detailed information on maintenance and repair. The manual is referred to as the "Genuine Yamaha Tuning" (GYT) competition manual for the DT1B variant of the bike.
