does anoyone know where to find the oversized hurst ball shifter knob?? i have a hurst short throw shifter... i asked summit and they said that it does not exist despite the fact that my brother's car has one on it...if anyone has any idea where to get this thing please let me know...my buddy has the same size knob on his hurst shifter for his lt1 camaro that he said that he got from summit...i am at a loss...