Robuta

https://www.jbugs.com/product/deves-piston-rings-94mm-bore-175mm-top-2mm-middle-35mm-oil-set-of-4-standard-bore.html 1945D-STD - DEVES Piston Rings, 94mm Bore, 1.75mm Top, 2mm Middle, 3.5mm Oil, Set of 4 - Standard...