6989-1 (Inv) Mega Core Magnetizer / Multi Core Magnetizer 473 Parts, 3 Minifigures, 1990 Sets: Space: M:Tron
* Delete 8 Part 4624 White Wheel 8mm D. x 6mm
* Delete 8 Part 3641 Black Tire 15mm D. x 6mm Offset Tread Small
* Delete 6 Part 4073 Trans-Neon Green Plate, Round 1 x 1 Straight Side
* Add 3 Part 4073c01 Trans-Neon Green Plate, Round 1 x 1, 2 on Sprue
* Change 8 Part White 4624c02 Wheel 8mm D. x 6mm with Black Tire 15mm D. x 6mm Offset Tread Small (4624 / 3641) {Counterpart to Regular}
6989-1 (Inv) Mega Core Magnetizer / Multi Core Magnetizer 473 Parts, 3 Minifigures, 1990 Sets: Space: M:Tron
* Delete 8 Part 4624 White Wheel 8mm D. x 6mm
* Delete 8 Part 3641 Black Tire 15mm D. x 6mm Offset Tread Small
* Delete 6 Part 4073 Trans-Neon Green Plate, Round 1 x 1 Straight Side
* Add 3 Part 4073c01 Trans-Neon Green Plate, Round 1 x 1, 2 on Sprue
* Change 8 Part White 4624c02 Wheel 8mm D. x 6mm with Black Tire 15mm D. x 6mm Offset Tread Small (4624 / 3641) {Counterpart to Regular}