" [ad_1]\r\n<br>Guess it didn\u2019t get tightened good enough, so here I am. Not around the truck at the moment to measure. Anybody know what size?\r\n<br>[ad_2]\r\n<br><a href=\"https:\/\/www.thetruckersreport.com\/truckingindustryforum\/threads\/ddec2-12-7-oil-fill-plug-size.2455513\/\">Source link <\/a>"