Gv650 coolant drain bolt size. Forums 🚥 PiT STOP 🔧 Hyosung Technical Help Gv650 coolant drain bolt size. This topic has 3 replies, 2 voices, and was last updated 4 years ago by Ed. Viewing 3 reply threads Author Posts Aug 9, 2021 at 9:09 PM #6091 EdMember Topics: 1Replies: 9 Hi,can anyone please tell me the size of the coolant drain bolt on the gv650.I ordered a koso temp gauge and the supplied temp sensor was too big.Thanks in advance. Aug 10, 2021 at 12:25 AM #6093 ♠️ M77Admin Topics: 39Replies: 2,949🌍 Country: UK⚡ Bike Model: GT Contact ProBolt UK, for a BOLT SIZE & PITCH TOOL. This will help you also. Aug 10, 2021 at 10:20 AM #6097 EdMember Topics: 1Replies: 9 ♠️ M77 wrote: Contact ProBolt UK, for a BOLT SIZE & PITCH TOOL. This will help you also. Quote Hi marcel,thanks for the reply. Aug 19, 2021 at 3:42 PM #6118 EdMember Topics: 1Replies: 9 Ok,i worked out its a m8 bolt size with a thread pitch of 1.5. Author Posts Viewing 3 reply threads You must be logged in to reply to this topic. // SHARE THIS // Share on Facebook (Opens in new window) Facebook Share on WhatsApp (Opens in new window) WhatsApp Share on X (Opens in new window) X More Share on Telegram (Opens in new window) Telegram Share on Pinterest (Opens in new window) Pinterest Share on Threads (Opens in new window) Threads Share on Tumblr (Opens in new window) Tumblr Share on Bluesky (Opens in new window) Bluesky