July 19, 1970       Summernationals      York U.S. 30 Dragway, Thomasville, PA      NHRA Top Fuel      Pete Robinson
July 19, 1970       Summernationals      York U.S. 30 Dragway, Thomasville, PA      NHRA Top Gas      Larry Brown
July 19, 1970       Summernationals      York U.S. 30 Dragway, Thomasville, PA      NHRA Pro Stock      Dick Landy
July 19, 1970       Summernationals      York U.S. 30 Dragway, Thomasville, PA      NHRA Funny Car      Gene Snow
August 15, 1971       Summer Nationals      York U.S. 30 Dragway, Thomasville, PA      AHRA Top Fuel      Don Cook
August 15, 1971       Summer Nationals      York U.S. 30 Dragway, Thomasville, PA      AHRA Pro Stock      Carmen Rotunda
August 15, 1971       Summer Nationals      York U.S. 30 Dragway, Thomasville, PA      AHRA Funny Car      Gene Snow