Reply To: Spark plugs burning rich. – GT125R Forums 🚥 PiT STOP 🔧 Hyosung Technical Help Spark plugs burning rich. – GT125R Reply To: Spark plugs burning rich. – GT125R Oct 25, 2024 at 2:07 PM #15350 BrianMember Topics: 18Replies: 33 I think there is just carbon on the plugs. Will try this