The original 6volt motors will spin the same direction regardless. The new reproduction Chinese 12 volt motors will spin two different ways depending on which wire is hooked to positive.I don't know about the reproduction 6volt motors.

Tim

1951 3100 Chevrolet
1951 Chevrolet Suburban Carryall
Image
"A house is built with boards and beams. A home is built with love and dreams."
"Look deep before you leap !!!" / "Everything is Everything"
"If I say a mouse can pull a house, hitch him up"