Reply To: New problem and I can’t figure it out – Hyosung GV250 Nov 5, 2025 at 6:17 PM #21174 William👤 Member🖊 Topic Author Topics: 2Replies: 16 Well the valves have no damage that I can see they look to be in good working order i can take so.e pictures to show. Could it be the piston or piston rings?