DRC RADIATOR CAP 1.6Radiator cap for open valve pressures up to 1. 6 kgf c. The inside of the radiator is pressured to increase the boiling point of the cooling water to prevent overheating. It is effective not only for hard riding such as harsh enduro and motocross, but also for traffic jams during touring. Features: By raising the limits of the cooling system, you can continue to run grueling races. In traffic jams where the wind cannot be applied, the cooling system