Entry fees. ~$300/ race weekend Tires. ~400-500/ set Fuel. (Depends on what you buy). Race fuel is about $100/5gal. One weekend you could easily use 7 gallons Food for the weekend. $100-150 Travel costs (gas etc) Hotel? Or camping? Maintenance costs. 1 set of pads per year? ~$60 Brake fluid. $30 Eng...