Ƙirƙiri wani nau'i mai mahimmanci na wannan jumla Injin yana da 2 - 8 - 2 locomotive na USRA misali Mikado irin, wanda aka gada daga Japan, kuma yana da gawayi.
Tabbas, wani nau'i mai rikitarwa na jumla shine "Injin yana da 2 - 8 - 2 locomotive na USRA misali Mikado nau'in, wanda aka gada daga Japan, kuma yana da kwal-wuta mai amfani da kwalliyar kwalliyar kwalliyar kwalliyar kwalliyar kwalliyar kwalliyar kwalliya, yana gudana silinda biyu a ƙarƙashin matsin lamba na tukunyar jirgi. "