Best-Selling Yamaha XS650 PartsYamaha XS650 Air & Fuel Parts | Filters, Petcocks, Fuel Lines & Tank ComponentsYamaha XS650 Petcocks & Repair Parts
Petcock - Non Vacuum Type to Replace 1978-84 Vacuum Type Petcocks. All 1978-84 North American market 650's have original petcocks operated by Vacuum from...
Yamaha XS650 Air & Fuel Parts | Filters, Petcocks, Fuel Lines & Tank ComponentsYamaha XS650 Petcocks & Repair Parts
Petcock Rebuild Kit.
Kit Contains: O-rings and diaphragms to rebuild one fuel petcock. Does not
include plastic diaphragm spacer block.Part Number: 20-0101