Auto World 375 HO Scale Off Road Thunderjet X Traction 1977 Chevy Blazer H9P47 Classified as an SD59M-2 by

Classified as an SD59M-2 by the Union Pacific Railroad

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Auto World 375 HO Scale Off Road Thunderjet X Traction 1977 Chevy Blazer H9P47 Classified as an SD59M-2 byAuto World 375 HO Scale Off Road Thunderjet X Traction 1977 Chevy Blazer The ThunderJet Ultra G chassis is Auto World's adaptation of the classic "pancake" design, originally developed by Aurora in the early days of electric slot racing. Auto World expanded the design by adding a Neodymium magnet for better control. Still immensely popular today, entire slot racing events are created around this chassis. ThunderJets Ultra G are retro slot racing at