Explore this unique opportunity to own a Magnet Motor Corp. Mark 21 Slot Car Motor, measuring 4 1/2 x 3 x 1 1/2. This new old stock item is in excellent condition, appearing unused and in mint state. It comes with its original clear plastic case, which remains intact with no visible cracks. While the cardboard header card shows minor edge wear, corner rounding, and light soiling, the paper inserts inside have yellow staining from old adhesive tape. For collectors, the NOS condition of this motor is highly desirable, and it retains complete packaging, including the plastic case, header card, and performance chart insert. Designed for the popular 1/24 and 1/25 scale slot cars from the 1960s hobby boom, this item is a must-have for enthusiasts!