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The IMSA 50th Anniversary Celebration kicks into high gear this weekend as IMSA is the featured marque for the Rolex Monterey Motorsports Reunion at WeatherTech Raceway Laguna Seca.

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                                            • WeatherTech SportsCar Championship
                                            • Change Series
                                              • WeatherTech SportsCar Championship
                                              • Michelin Pilot Challenge
                                              • IMSA Prototype Challenge
                                              • Porsche GT3 Cup Challenge USA by Yokohama
                                              • Porsche GT3 Cup Challenge Canada by Yokohama

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