Sold Ebay 5/11/2021 Yamaha 1976 RS100C Sidecover/Oil Tank 1975 1976 SKU 1083

Metal, very nice original paint,striping, and includes  oil tank cap .

The Oil site glass needs replaced..  It is Yamaha Part number 214-21761-00-00

New ones on ebay for as little as $12.

I have the matching sidecover sku 4050