YDS6 1969-1970. YR1, YR2, YR3 1967-1969. YCS1, YCS1C 1968. YM2C, YDS5 1967. R5, DS7 1970-1972. These impossible to find fuel tap filters are for the older Yamaha Air Cooled motorcycles listed below and that are fitted with the oval tank seal and twin fuel outlet fuel tap.
