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Ryan Villapoto and Ryan Dungey are two factory superstars on the AMA circuit that have got to the top, like many others; due to the support from their families and particularly their parents. In Part 1 we catch up with the mums of both these young superstars to find out a bit more about the secrets of their success, and in this week's bike review, we test out the brand new 2008 Suzuki RMZ 250. [View Part 3]