What oil for hyosung 125cc gv aquila This topic has 2 replies, 2 voices, and was last updated 8 years ago by Trevor. Viewing 2 reply threads Author Posts May 12, 2018 at 11:35 PM #1134 Trevor๐ค Member Topics: 6Replies: 14 Is the 10/40 engine oil best to use on my hyosung gv 125 aquila. Wasnt sure what best to do when i do oil change. May 13, 2018 at 8:57 PM #1136 โ ๏ธ M77๐ Admin Topics: 40Replies: 3,051Country: UKBike Model: GT Yes 10w40 is used on the engines.ย As it’s almost summer time,ย using 10w-60 grade helps a bit more (the twins have a lot of moving parts inside ๐ ) I normally 15w50ย then 10/40 when its winterย ย timeย (it’s already cold out here!) Silkolene & Motul do best! May 14, 2018 at 2:11 PM #1138 Trevor๐ค Member๐ Topic Author Topics: 6Replies: 14 Thats great many thanks Author Posts Viewing 2 reply threads You must be logged in to reply to this topic. SHARE THIS Share on WhatsApp (Opens in new window) WhatsApp Share on Telegram (Opens in new window) Telegram Share on X (Opens in new window) X More Share on Facebook (Opens in new window) Facebook Share on Bluesky (Opens in new window) Bluesky