Yamaha Fuel Pipe 1 7C6-F4311-10-00. Overview. The Yamaha Fuel Pipe 1 7C6-F4311-10-00 is a genuine original equipment manufacturer component designed to deliver consistent and reliable fuel transfer within your engine system. This fuel pipe plays a key role in maintaining proper fuel flow, supporting efficient combustion and smooth engine performance.. Engineered to Yamaha's exact specifications, this component ensures a precise fit and dependable operation. It is an ideal replacement for worn, c