In fact , the 983K and 905R weigh roughly the same amount despite the nearly 100cc difference .
OEM 's have already been addressing these issues by working on head aerodynamics to reduce drag and using different materials to reduce head weight .
The 983K and 905R weigh roughly the same amount despite the nearly 100cc difference .
OEM 's have already been addressing these issues by working on head aerodynamics to reduce drag and using different materials to reduce head weight .