Throwback Thursday: AMA Road Racer Kenny Roberts Junior

The American Motorcyclist Association has produced a total of seven 500cc Grand Prix/MotoGP World Champions, including Kenny Roberts, Freddie Spencer, Eddie Lawson, Wayne Rainey, Kevin Schwantz, Kenny Roberts Junior, and Nicky Hayden. And, of those seven legendary World Champions, only two of them never raced in the AMA Superbike series nor did they ever race a four-stroke production motorcycle in…

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