Race One create 602 with races on it. Oil changed every 2 races and valve spring changed every 5 races Will sell as a complete motor with all KRC pulleys, alternates, water pump , power steering pump. For $ 5000.00 will also sell 650 Holley Spreen carburetor for $ 500.00 strong motor and won couple races always top 5. Any question please call Butch 210-473-5645. Going a different direction will send pictures as needed and also can hear it run. Will be pulling it in the next 2 weeks