THUNDER SERIES 2010 MOVES CLOSER TO EVENT 100, SEVEN SPECIAL SHOWS JOIN 2010 NAPA AUTO PARTS THUNDER ON THE HILL RACING SERIES AT GRANDVIEW SPEEDWAY

~ The NAPA Auto Parts Thunder on the Hill Racing Series has certainly evolved over the years.In August of 1990, the Thunder Series presented their first event, a single division 410 sprint car racing program that was wildly successful.?? Although the interest was high, the success strong, by year three,...