Interstate 80 in Utah The freeway enters Utah from Nevada in the city of Wendover on the edge of the Bonneville Salt Flats. The cities of West Wendover, Nevada and Wendover are accessible by I-80's only business loop in Utah, whose interchange is just south of Danger Cave. The highway closely follows the historical routes of the Wendover Cutoff, the Victory Highway, and of the ex-Western Pacific Railroad's Feather River Route (now part of the Union Pacific Railroad Central Corridor) across the salt flats and the larger Great Salt Lake Desert. Bonneville Speedway, home to many land speed records, is accessible from I-80. In
Pioneer 1 (land speed racer) making it eligible for "FIA" Class 1 ( and under). It was claimed to have set a Class 1 record of for the measured kilometer at the Baskunchak dry salt lake, and was the first Soviet land speed racer to exceed . In 1962, the power of the engines was increased to , while weight rose to . The improved car raised the Class 1 and Soviet national records for the measured kilometer to . In 1963, Tikhomirov modified "Pioneer 1" even further, to create "Pioneer 2M". Pioneer 1 (land speed racer) Pioneer 1 is a Soviet "FIA" Group VII