Here we have for sale a brand new Yamaha fuel tank cap to fit the following bikes:
TY250 & TY350 mono 84-92 bikes fitted with a PLASTIC FUEL TANK.
This is a Genuine Yamaha replacement for the no longer available part number 38V-24610-00 and has a non return valve built into the underside of the cap. It also have larger indentations in the cap for better gripping.