ALCO 1: slow ALCO 1: medium-slow ALCO 1: medium-fast ALCO 1: fast ALCO 2: slow ALCO 2: medium-slow ALCO 2: medium-fast ALCO 2: fast ALCO 3: slow ALCO 3: medium-slow ALCO 3: medium-fast ALCO 3: fast EMD 1: slow EMD 1: medium-slow EMD 1: medium-fast EMD 1: fast EMD 2: slow EMD 2: medium-slow EMD 2: medium-fast EMD 2: fast EMD 3: slow EMD 3: medium-slow EMD 3: medium-fast EMD 3: fast EMD 4: slow EMD 4: medium-slow EMD 4: medium-fast EMD 4: fast Fairbanks-Morse: slow Fairbanks-Morse: medium-slow Fairbanks-Morse: medium-fast Fairbanks-Morse: fast GE FDL: slow GE FDL: medium-slow GE FDL: medium-fast GE FDL: fast Graham White Electronic: medium-fast Western Cullen Hayes Gong: slow Western Cullen Hayes Gong: medium-slow Western Cullen Hayes Gong: medium-fast Western Cullen Hayes Gong: fast Rio Grande Southern Galloping Goose: slow Rio Grande Southern Galloping Goose: medium-slow Rio Grande Southern Galloping Goose: medium-fast Rio Grande Southern Galloping Goose: fast Canadian Brass: slow Canadian Brass: medium-slow Canadian Brass: medium-fast Canadian Brass: fast