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Hello , This is a special K'nex dragster that moves...You will need the special green motor that comes with the Octopus Whirl Thanks for lookin:)
K'nex Dragsterby webby427
K'nex Walle-Eby chinnybeer
K'NEX GUNby mcapers1
Mod: Tiny Tortureby livetobelieve
K'nex or knex trike chassisby Redneck2
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