Reply To: Miss and backfire under 5k only after engine warms up – 2009 GT650R Forums 🚥 PiT STOP 🔧 Hyosung Technical Help Miss and backfire under 5k only after engine warms up – 2009 GT650R Reply To: Miss and backfire under 5k only after engine warms up – 2009 GT650R Mar 15, 2025 at 9:23 AM #19110 Mark de RooyMember Topics: 5Replies: 64 Good evening/morning all. Took the bike out for its first ride. It as almost perfect except for the low idle. It sits on 1,000/1,100 at normal temperature.
