American Valley Speedway traditionally has races on the last day of the Plumas County Fair. QUINCY (Aug. 16) – Folks on Sunday can enjoy what the fair has to offer then go right next door to the speedway and watch an evening of racing. And that’s exactly what a bunch of them did and they see an evening full of exciting racing. “Me and Pearson, we always run good together, we’re usually always up front together so I’ve just got to thank BMS Motorsports, my mom and dad, wife and everybody that helps out. My son, he comes out to