SPARKS (Nov. 30) – Several classes in the Northern Nevada Kart Club are very competitive. Among them is the TAG Masters class and this year the battle for that championship was between two brothers, defending champion Steve Ryckebosch and his younger brother Mike.   “Steve and I are 55 and 54-years old but we are the same age for about two and a half weeks. And out of all us four brothers we are the most competitive with each other,” Mike Ryckebosch said. “Probably because we’re so close in age.” Joining them in kart racing are brothers Randy, the oldest,