You are asking for trouble if you "put it together and see if it works".

As noted above, the difference is obvious if you look at them side by side. The 12V gears are smaller and have narrower teeth. Compare the old and "new" ones.


"It's just a phase. He'll grow out of it." Mama, 1964

1956 Chevy 1/2-ton 3100
1953 Chevy 6100 "The Yard dog"
1954 GMC Suburban Now with a new proud owner.