H.A. "Humpy" Wheeler (right), president and general manager of Lowe's Motor Speedway, presents Dale Earnhardt Jr. with a "Big Contract" for .51 percent of the speedway in return for services performed during the May NASCAR races at the Concord, N.C., track. Earnhardt Jr. was at the speedway Tuesday to promote the May 19 NASCAR NEXTEL All-Star Challenge and the May 27 Coca-Cola 600.