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Repair Tutorial for 9v Train Motor. If it flutters down the track, this is how you fix the loose contacts. : r/LEGOtrains
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BrickLink - Part 2986 : LEGO Electric, Motor 9V Micromotor 2 x 2 [Electric, Motor] - BrickLink Reference Catalog
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VERY RARE Micromotors 2986 from the 90' - Page 4 - LEGO Technic, Mindstorms, Model Team and Scale Modeling - Eurobricks Forums
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