Several factors influence the performance of the Race of Champions asphalt modified tour in asphalt or bitumen modification systems. Key factors include the type and quality of the asphalt binder, the specific modifiers used (such as polymers or rubber), temperature conditions during application, and the aggregate properties. Additionally, the mixing process and curing time can significantly impact the final performance characteristics, including durability, flexibility, and resistance to cracking and deformation. Proper selection and application are crucial for optimal results.